Asked Oct 16, 9:59 AM EDT (morning session). Muse Spark 1.1, Perplexity, Grok 4.5, DeepSeek, Gemini 3 Pro and GPT-6 answered the same standard prompt independently. Window: from Oct 16, 9:59 AM EDT to Oct 19, 9:59 AM EDT, the same time one session later. Benchmark: SPY.
Five direction-adjusted close-to-close returns; a down call reverses the sign. The score is the mean signed return, without subtracting the benchmark. In each chart SPY is on the left and the picks on the right, every candle drawn from zero to that asset's move; ✓ marks a pick that moved the way it was called.
| Model | Correct | Hit rate | Return | SPY | Directional return |
|---|---|---|---|---|---|
| Muse Spark 1.1 | 2/5 | 40.00% | -0.41% | -0.66% | -0.41% |
| Perplexity | 2/5 | 40.00% | 0.02% | -0.66% | 0.02% |
| Grok 4.5 | 0/5 | 0.00% | -2.91% | -0.66% | -2.91% |
| DeepSeek | 2/5 | 40.00% | 0.82% | -0.66% | 0.82% |
| Gemini 3 Pro | 1/5 | 20.00% | -2.83% | -0.66% | -2.83% |
| GPT-6 | 4/5 | 80.00% | 3.16% | -0.66% | 3.16% |
Muse Spark 1.1
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October 15 session was a sharp AI-infrastructure unwind on hot CPI and Fed hike fears, crushing leveraged neocloud and server names, while energy and select defensives outperformed on crude strength and earnings beats. Market closed higher with Dow +556 points. Expect continuation of rate-driven pressure on high-beta AI debt names, and fading of the energy pop unless crude holds.
- DELL down — confidence 75%. 【entity-DELL¦canonical_name=DELL】 was a top S&P 500 loser on Oct 15 at -11.76% [S&P losers list] with reports of -11.3% AI server lag. Catalyst substantive: Barclays downgraded AI server makers 【entity-DELL¦canonical_name=DELL】 and HPE to equal-weight from overweight on valuation and AI revenue concerns, plus hot CPI boosting rate-hike bets hitting capex-heavy AI infra. Previous change -11.76% large breakdown below prior support. OHLC: completed daily history unavailable so nulls, influence neutral. Latest price 459.99 USD is delayed intraday quote as of finnhub data, previous close 473.39, showing continued selling. Open interest in AI servers still vulnerable; bounce requires rates relief. Counter-evidence: stock still up >265% YTD and oversold intraday low 451.3 could attract dip buyers. Invalidation: sustained close above 20-day high ~595.51 or Barclays upgrade. Source https://finnhub.io for price, market cap 364.96B. Previous change -11.76% from S&P 500 top losers.
Return: 2.09%; alpha: -1.43%. - ORCL down — confidence 70%. ORCL fell -5.48% among S&P 500 top losers, with broader reports -8.8% on Oct 15 as AI infrastructure sold off on rate fears. Catalyst mixed but substantive: hot CPI raised borrowing costs for capital-intensive AI hyperscalers/neocloud; ORCL as heavy AI infra spender suffers. Market cap 406.5B as of Oct 15 confirms large cap. Latest price 132.095 USD delayed quote, previous close 134.47, down -1.76% continuing. Previous change -5.48% from S&P list. Expect continuation down as leveraged AI trade unwinds. Intraday: open 133.49 high 133.8 low 131.37 shows weak hold. Source https://finnhub.io and ad-hoc news. Data_date Oct 16 quote. Counter-evidence: ORCL already down to near 52-week low 114.5, could be oversold bounce on bargain hunting.
Return: -2.16%; alpha: 2.82%. - CRWV down — confidence 72%. CRWV top decliner on Oct 15: -16% in Reuters AI rout summary, with bond yields hitting 15% on 2032 notes. Market cap 42.92B qualifies. Catalyst substantive: Chamath Palihapitiya note that $1.25B bond tranche yielded 15%, neocloud leverage fears, 【entity-Gartner¦canonical_name=Gartner】 warning, insider selling. Previous close 69.69 down from 77.81, current 64.175 further down. Expect continuation down as financing pressure persists. Latest price 64.175 USD delayed, open 65.195 high 66.685 low 63.64. Previous_change_percent -15.46% from Fool report. Source finnhub and Fool. Counter-evidence: stock already -27% 5-day, could see short-cover bounce after 5.9% rebound Thursday reported.
Return: -2.50%; alpha: 3.16%. - ACN down — confidence 65%. ACN top S&P 500 gainer Oct 15 +5.96% on fiscal Q4 revenue beat $18.68B vs guidance and EPS $3.29 beat, per market reports. Also tie-up with Dell news. Catalyst substantive: earnings beat changes business expectations. Previous change +5.96%. Hypothesis reversal down - fade the earnings pop after sharp 14.52% 5-day run and trading at 225.2 with open 228.62 failing to hold. Latest price 225.2 USD up only 0.12% vs previous close 224.92, indicating exhaustion. Market cap 133.65B. Expect mean reversion lower as IT services faces macro headwinds despite beat. Source finnhub and hdfcsky. Data_date Oct 16. Counter-evidence: strong beat and premarket +17% momentum could continue.
Return: 1.28%; alpha: -0.63%. - MPC down — confidence 60%. MPC +4.77% top S&P 500 gainer Oct 15 on crude oil jump Middle East supply risk. Market cap 133.95B. Catalyst substantive but speculative: oil price move lifts refining margin. Previous change +4.77%. Hypothesis reversal down - energy pop likely fades if crude stabilizes, Dow recovery favors tech rebound. Latest price 475.2526 USD down -0.34% vs previous close 476.92 showing intraday fade, open 480.61 high 484.25 low 470.56. 5-day +7.46% extended near 52-week high 477.73. Expect continuation would need oil sustaining, more likely pullback. Source finnhub. Counter-evidence: crude still bid, refining margins $36.33 vs $17.58 prior year support earnings.
Return: 3.37%; alpha: -2.71%.
Perplexity
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The market is digesting a sharp rotation out of extended AI-hardware winners and into select digital-asset, gaming, and internet names. I favor selective continuation in CRCL and RBLX, a rebound reversal in oversold DELL, and continuation lower in HPE and RDDT; the dominant risk is that Friday's broad risk-on tone reverses these single-name signals.
- CRCL up — confidence 55%. Circle rose 9.33% in the source session after bullish research highlighted USDC leadership in regulated stablecoin payments and infrastructure; the catalyst is partly substantive because it concerns payments adoption, but the immediate move is largely sentiment-driven. Latest verified quote: 85.12 USD at 2026-10-16T12:50:24 EDT, live regular-session Nasdaq quote, source https://finance.yahoo.com/quote/CRCL/. The stock opened at 75.27 and traded as high as 85.57 with 9,272,629 shares by midday, showing strong intraday follow-through; I expect continuation higher into the next close. Average dollar volume is derived as average share volume of 13,126,420 times the 85.12 quote, approximately 1,117,000,000 USD, and comfortably clears the 20 million USD floor. Counter-evidence: the quote is already up 7.00% on the day and the move may have absorbed much of the research catalyst; a close back below the 75.27 open would undermine continuation.
Return: -4.81%; alpha: -4.16%. - RBLX up — confidence 55%. Roblox gained 7.55% in the source session as multiple analysts raised price targets ahead of Q3 earnings and highlighted engagement improvements; this is a mixed catalyst, with analyst actions and engagement commentary rather than a new reported fundamental result. Latest verified quote: 51.13 USD at the October 15 regular close, reported by Yahoo as at 4:03:57 PM EDT; this is a prior close and therefore stale relative to the current session, source https://finance.yahoo.com/quote/RBLX/. The completed bar opened at 47.00, ranged 47.05-51.26, and closed near the high at 51.13 on 7,951,319 shares versus a 12,544,196 average, supporting continuation. Average dollar volume is derived as 12,544,196 shares times 51.13, approximately 641,000,000 USD. Counter-evidence: volume was below the displayed average and the stock remains well below its 52-week high of 139.01, so the rally may prove fragile; a close back below 47.00 would invalidate the continuation view.
Return: -2.42%; alpha: -1.76%. - RDDT down — confidence 50%. Reddit climbed 7.24% in the source session on renewed media coverage, bullish commentary, AI visibility data, and an upcoming Q3 earnings date; the catalyst is primarily speculative because no new operating results were reported. Latest verified quote: 156.73 USD at 2026-10-16T14:31:38 EDT, live regular-session Nasdaq quote, source https://finance.yahoo.com/quote/RDDT/. The intraday range was 145.51-157.39 with 2,227,428 shares traded by early afternoon, indicating the news-driven pop was already substantially priced in; I expect a reversal lower. Average dollar volume is derived as 5,918,693 shares times 156.73, approximately 928,000,000 USD. Counter-evidence: price was still near the session high at the latest quote, so momentum could carry over; a close above 157.39 would invalidate the reversal call.
Return: -7.04%; alpha: 7.70%. - HPE down — confidence 55%. Hewlett Packard Enterprise fell 7.10% in the source session after Barclays downgraded the shares to Equal Weight, citing valuation concerns and questions around AI-related spending; this is a substantive analyst catalyst because it directly challenges the valuation supporting a 138% year-to-date rally. Latest verified quote: 58.30 USD at 2026-10-15T20:16:15 EDT in overnight Blue Ocean ATS trading, source https://finance.yahoo.com/quote/HPE/. The October 15 regular session opened at 59.91, ranged 56.64-60.19, and closed at 58.63 on 34,764,256 shares versus a 20,445,415 average, with the close in the lower half of the range; I expect continuation lower. Average dollar volume is derived as 20,445,415 shares times 58.30, approximately 1,192,000,000 USD. Counter-evidence: the modest overnight decline of 0.56% suggests some stabilization, and the 56.64 session low is an obvious support reference; a close above 59.91 would invalidate continuation.
Return: 1.81%; alpha: -1.15%. - DELL up — confidence 50%. Dell fell 6.80% in the source session after Barclays cut its rating and questioned how much AI demand is driving hardware sales; the downgrade is substantive, but the scale of the decline after a 271% run suggests much of the valuation concern was already recognized. Latest verified quote: 487.01 USD at 2026-10-16T01:03:40 EDT in overnight Blue Ocean ATS trading, up 2.88% from the 473.39 regular close, source https://finance.yahoo.com/quote/DELL/. The October 15 session opened at 471.21, ranged 452.42-482.00, and closed at 473.39 on 16,314,848 shares versus a 7,454,793 average; the elevated volume and overnight rebound support a reversal higher. Average dollar volume is derived as 7,454,793 shares times 487.01, approximately 3,630,000,000 USD. Counter-evidence: the stock closed near the lower part of its range and the downgrade creates a real overhang; a close below the verified 452.42 October 15 low would invalidate the reversal.
Return: 2.09%; alpha: 2.74%.
Grok 4.5
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Source session October 15 2026 showed rotation out of AI/semiconductors into healthcare, real-estate-sensitive names and select large-cap tech services after hotter PPI and falling Treasury yields. Extreme movers with verified catalysts and liquidity above floors are expected to show mixed continuation versus mean-reversion on the next session as the market digests the PPI print and overnight positioning.
- ERIC up — confidence 62%. Ericsson closed the source session +11.80% at 10.71 after beating Q3 estimates (EPS 0.18 vs 0.14, revenue 5.94B vs 5.59B) driven by Networks strength. Latest quote ~10.57 (delayed regular-session open on 2026-10-16, source Yahoo/MarketWatch). Catalyst is substantive earnings beat rather than pure sentiment. Price history shows a strong close near the high of the day after a gap-up, supporting continuation higher on residual follow-through. Counter-evidence is the broader tech-sector weakness and elevated volume that can signal exhaustion. Invalidation would be a close back below the prior-session close of 9.58.
Return: -2.34%; alpha: -1.68%. - KD up — confidence 58%. Kyndryl rose 11.87% to 13.19 on the source session after announcing a deal with Toyota Group to transform IT operations with agentic AI. Latest quote ~13.37 (intraday 2026-10-16). Catalyst is a concrete commercial win that expands the AI services narrative. Price action closed near the high after a wide range, supporting continuation. Counter-evidence is the stock’s multi-month downtrend and still-elevated leverage. Invalidation is a close back under 11.79.
Return: -2.80%; alpha: -2.14%. - APPN up — confidence 55%. Appian gained 13.97% to 43.82 on the source session amid positive AI/process-automation commentary and sector rotation. Latest quote ~44.12 (intraday 2026-10-16). Catalyst is largely sentiment-driven around AI software demand rather than a discrete company-specific release. Strong close near the high supports short-term continuation. Counter-evidence is the elevated valuation and lack of fresh fundamental data. Invalidation is a close under 38.45.
Return: -5.51%; alpha: -4.85%. - DELL down — confidence 60%. Dell fell approximately 6.8% on the source session amid broad semiconductor and AI-hardware selling pressure after hotter PPI data. Latest quote around 473 (prior close context). The decline was sector-driven rather than company-specific. Price closed near the low of a wide down day, favoring continued weakness. Counter-evidence is the long-term AI infrastructure demand narrative. Invalidation is a close back above the prior close.
Return: 2.09%; alpha: -1.43%. - HPE down — confidence 57%. Hewlett Packard Enterprise declined 7.10% to 58.63 on the source session as part of the same AI/hardware and networking rotation. Latest available close context used. The move closed near the lows amid heavy volume, supporting further downside. Counter-evidence is the company’s ongoing AI networking and hybrid-cloud positioning. Invalidation is recovery above the prior close.
Return: 1.81%; alpha: -1.15%.
DeepSeek
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On October 15, 2026, US equities showed a clear rotation out of AI-linked technology and semiconductor names into consumer, healthcare, and select industrial stocks. The Dow rose 1.08%, the S&P 500 gained 0.33%, and the Nasdaq added 0.08%. Key individual movers included Moderna (cancer vaccine momentum, +4.51%), Ericsson (Q3 earnings beat, +11.80%), Dell (AI spending concerns and Barclays downgrade, -6.80%), and ManpowerGroup (Q3 earnings miss, -15.82%). For the October 16 session, I expect continued divergence: AI hardware and infrastructure names face further pressure, while healthcare and consumer names may consolidate after sharp one-day moves. The intraday data available at answering time shows Moderna and Dell extending losses, ManpowerGroup stabilizing slightly, and Nike holding modest gains.
- MRNA down — confidence 68%. Moderna closed October 15 at $236.50, up 4.51%, capping a 633% year-to-date run driven by optimism around its personalized cancer vaccine (intismeran autogene/V940) with Merck. The source-session move was a continuation of a multi-week surge, not a single-day event. At answering time, the latest delayed intraday quote I could verify is $224.63 (October 16, 09:52 ET, forecastock.tw), down 5.02% from the October 15 close, with a separate Taiwan-time report citing $212.80 (-10.0%). The decline is driven by profit-taking after the parabolic run, reinforced by a Citi Sell rating with an $80 price target (October 15) and reports of a $2.0 billion convertible senior notes offering. The catalyst is substantive for the long term but the near-term move is speculative and sentiment-driven after a 600%+ gain. The observed intraday decline confirms a reversal. Counter-evidence: the October 24 ESMO presentation of Phase 3 melanoma data is a hard near-term catalyst that could reignite buying before the weekend. Invalidation: a close above $236.50 on October 16 would negate the reversal thesis. Previous change percent is +4.51%, so direction down and hypothesis reversal. Latest_price $224.63, quote_time 2026-10-16T13:52:00Z, source https://www.forecastock.tw/article/cmoney-9a1d7c3d-f2a1-4b3e-9c1a-20261016, quote type delayed intraday.
Return: 3.24%; alpha: -2.58%. - DELL down — confidence 65%. Dell Technologies closed October 15 at $473.39, down 6.80%, extending a two-day decline of roughly 18% after Barclays downgraded the stock to Neutral from Overweight (price target cut to $574 from $603) on AI adoption delays and enterprise AI spending uncertainty. At answering time, the latest delayed intraday quote I could verify is $457.50 (October 16, 09:36 ET, moomoo.com), down 3.36% from the October 15 close, confirming continuation of the downtrend. The catalyst is substantive: Barclays' downgrade reflects genuine uncertainty about enterprise AI infrastructure demand, and the broader AI hardware selloff (CoreWeave bond concerns, Anthropic revenue data) is sector-wide. Counter-evidence: Dell CEO Michael Dell expressed confidence in sustained AI infrastructure demand, and the stock could attract value buyers after an 18% two-day drop. Invalidation: a close above $473.39 would signal a reversal. Previous change percent is -6.80%, so direction down and hypothesis continuation. Latest_price $457.50, quote_time 2026-10-16T13:36:00Z, source https://www.moomooapp.com/stock/DELL-US, quote type delayed intraday.
Return: 2.09%; alpha: -1.43%. - MAN down — confidence 62%. ManpowerGroup closed October 15 at $43.74, down 15.82%, after reporting Q3 2026 revenue of $4.84 billion (in line) but adjusted EPS of $1.01, a 22.4% miss versus $0.91 expectations, and Q4 guidance of $1.03-$1.13 versus $1.10 consensus. At answering time, the latest pre-market quote I could verify is $44.00 (October 16, 07:00 ET, baidu.com finance), up 0.59% from the October 15 close. The catalyst is substantive: a significant earnings miss and weak forward guidance reflect genuine deterioration in staffing demand. Counter-evidence: the pre-market is slightly positive, suggesting some bargain hunting after a 15.8% drop; the stock is near multi-year lows and may be oversold. Invalidation: a close above $48.03 (October 15 high) would signal a reversal. Previous change percent is -15.82%, so direction down and hypothesis continuation. Latest_price $44.00, quote_time 2026-10-16T11:00:00Z, source https://finance.baidu.com/stock/us/MAN, quote type pre-market.
Return: -9.72%; alpha: 10.37%. - ERIC up — confidence 60%. Ericsson ADR closed October 15 at $10.71, up 11.80%, after a Q3 2026 earnings beat driven by solid demand for mobile network equipment in core markets. This was the stock's largest one-day gain since January. At answering time, the latest pre-market quote I could verify is $10.56 (October 16, 04:22 ET, stockanalysis.com), down 1.40% from the October 15 close, a modest pullback that does not negate the breakout. The catalyst is substantive: an earnings beat with revenue and margin improvement changes near-term business expectations. The Oct 15 session closed at $10.71 near the day's high of $10.73 on 41M volume (vs 20-day average 10.4M), a strong breakout close. Counter-evidence: the stock is up 11.8% in one day and pre-market is slightly negative; analyst reactions are mixed (SEB raised PT to SEK 127, Jefferies Hold at SEK 105, Danske downgraded to Hold). Invalidation: a close below $10.18 (October 15 low) would undermine the continuation thesis. Previous change percent is +11.80%, so direction up and hypothesis continuation. Latest_price $10.56, quote_time 2026-10-16T08:22:00Z, source https://stockanalysis.com/stocks/eric/, quote type pre-market.
Return: -2.34%; alpha: -1.68%. - NKE down — confidence 55%. Nike closed October 15 at $37.14, up 5.21%, driven by a sector rotation out of AI/tech into consumer discretionary names rather than any company-specific earnings or guidance event. At answering time, the latest pre-market quote I could verify is $37.63 (October 16, 05:17 ET, itiger.com), up 1.31% from the October 15 close. The catalyst is speculative: the move reflects sentiment rotation and short covering, not a change in Nike's near-term business expectations. Nike remains down ~45% year-to-date with persistent China weakness and institutional caution. The Oct 15 session closed at $37.14, below the day's high of $37.73, on 46.4M volume (vs 20-day average 44.8M), suggesting the rally may be losing momentum into the close. Counter-evidence: pre-market is positive, and if the rotation into consumer names continues, NKE could extend gains. Invalidation: a close above $37.73 (October 15 high) would undermine the reversal thesis. Previous change percent is +5.21%, so direction down and hypothesis reversal. Latest_price $37.63, quote_time 2026-10-16T09:17:00Z, source https://www.itiger.com/stock/NKE, quote type pre-market.
Return: -2.04%; alpha: 2.70%.
Gemini 3 Pro
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US equities showed mixed performance heading into October 16, 2026. While broader indices mounted a partial recovery led by financials, consumer goods, and lower Treasury yields, high-beta tech and semiconductor names remained under valuation and margin pressure. Single-stock movers are largely driven by Q3 earnings reports, balance sheet restructurings, and sell-side rating changes. Near-term price action favors continuation in fundamental earnings beats and technical breakdowns, with potential short-term mean-reversion in oversold quality names.
- REAL down — confidence 65%. The RealReal surged +15.83% on October 15, 2026 following news of a major debt rollover and target to reduce debt by two-thirds. Latest price quote at answering time: $10.54 as of 2026-10-15 close (source: Motley Fool/NASDAQ). Observed reaction: +15.83% spike. While debt restructuring improves long-term balance sheet viability, the immediate rally reflects sentiment expansion rather than near-term earnings growth. With the stock hitting overhead resistance near $10.50-$10.60, a short-term profit-taking pullback is expected. Strongest counter-evidence: Continued momentum buying driven by short covering. Invalidation level: A breakout above $11.50 on above-average volume.
Return: -4.75%; alpha: 5.41%. - DELL down — confidence 70%. Dell Technologies fell -6.81% on October 15, 2026 following a prominent sell-side rating downgrade from Barclays (Overweight to Equal Weight). Latest price quote at answering time: $472.87 / $473.39 as of October 15, 2026 close (source: GuruFocus/BNN Bloomberg). The downgrade cited elevated valuations and sustainability concerns regarding AI server margins and ASP growth. Heavy volume (14M shares vs 8M 20-day average) signals ongoing institutional repositioning. Expect further downward pressure as institutional funds realign holdings. Strongest counter-evidence: Tech sector stabilization and dip-buying by value investors. Invalidation level: A daily close back above $500.00.
Return: 2.09%; alpha: -1.43%. - ERIC up — confidence 68%. Ericsson gained +11.73% on October 15, 2026 after reporting Q3 2026 adjusted EBITA of SEK 10.12 billion, comfortably beating analyst consensus. Latest price quote at answering time: $10.72 / EUR 9.43 as of October 15 close / Oct 16 morning (source: AD HOC NEWS / Nasdaq). Strong momentum in the Networks division powered organic growth. Continuation is expected as sell-side analysts revise full-year operating profit targets upward. Strongest counter-evidence: Management warning regarding component cost inflation in 2027. Invalidation level: A fall below $10.00 on high volume.
Return: -2.34%; alpha: -1.68%. - MAN up — confidence 62%. ManpowerGroup dropped -15.88% on October 15, 2026 following Q3 EPS of $0.71 vs $0.91 consensus estimate. Latest price quote at answering time: $43.74 as of October 15 close (source: Morningstar/Chronicle Journal). However, revenue met expectations ($4.84B) and Q4 EPS guidance of $1.08 beat analyst expectations by 11.3%. The severe single-day decline represents an overreaction to historical Q3 EPS charges, setting up a mean-reversion reversal back toward fair value. Strongest counter-evidence: General macroeconomic slowing in global staffing and hiring markets. Invalidation level: A fall below $40.00.
Return: -9.72%; alpha: -9.06%. - Z up — confidence 64%. Zillow Group Class C gained +11.09% on October 15, 2026. Latest price quote at answering time: $31.46 as of October 15 close (source: Robinhood/Morningstar). The move was catalyzed by falling long-term Treasury yields (10-year yield fell 10.5 bps to 5.085%), triggering sector-wide tailwinds for interest-rate-sensitive proptech and housing platforms. High trading volume (13.2M vs 5.14M average) demonstrates robust institutional demand. Continuation is expected as macro monetary easing expectations persist. Strongest counter-evidence: High trailing P/E valuation (125x). Invalidation level: Drop below $28.50.
Return: -4.78%; alpha: -4.13%.
GPT-6
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The October 15, 2026 session featured substantial dispersion between technology-linked stocks and the broader market. Inflation concerns, AI infrastructure financing risks, and questions about the sustainability of AI capital expenditure pressured semiconductor and data-center stocks. Meanwhile, declining Treasury yields and rotation toward defensive sectors helped the broader indexes recover. The five selections include two October 15 decliners and three gainers, all exceeding the required $5 share-price, $1 billion market-capitalization, and $20 million average daily dollar-volume floors. The excluded extreme movers included FMC, BETR, and VSTM because their verified market capitalizations were below $1 billion. The completed historical observation cutoff is October 15, 2026. The scoring window began October 16 at 09:59:53.671 EDT and ends October 19 at 09:59 EDT. Because exact traded prices at the scoring-window start were not independently recovered, elapsed-window returns are unverified; changes from Thursday's close must not be substituted for those returns. The predictions below concern the remaining movement toward the specified endpoint. Dollar-volume averages are calculated as the arithmetic mean of daily closing price multiplied by daily share volume over 20 completed sessions. The primary outcome will be the mean signed window return, with down selections receiving the negative of their actual return. The fraction of correct directions is a separate outcome. No future outcomes are assumed. Market context: https://www.reuters.com/business/nasdaq-futures-dive-1-ai-rout-deepens-debt-concerns-2026-10-15/ ; mover lists: https://gainbot.ai/brief/2026-10-15 and https://www.chartpulse.io/movers/2026-10-15
- MAN down — confidence 63%. Rank 1 reflects the strongest company-specific fundamental disappointment among the selected decliners, together with an unusually large completed-session volume increase and subsequent analyst target reductions. ManpowerGroup reported third-quarter revenue of $4.84 billion, adjusted EPS of $1.01, and fourth-quarter EPS guidance of $1.03-$1.13. The reported revenue narrowly missed expectations, while a 15.9% gross margin and a cautious outlook disappointed investors. The company also announced a CEO transition effective January 1, 2027. These are substantive business and management developments, rather than an unexplained speculative price movement. The stock had already weakened before earnings, declining from $54.36 on October 8 to $51.96 on October 14. Following the October 15 premarket announcement, shares opened at $45.08, reached $48.03, fell to $42.65, and closed at $43.74. The relatively high opening price compared with the close, followed by the failure to recover, supports continued selling pressure. Completed-session volume was approximately 3.61 times its 20-session average. On October 16, additional analyst price-target cuts from UBS, JPMorgan, Baird, and Goldman Sachs reinforced the negative reassessment. The latest verified quote is latest_price=43.35 USD, quote_time=2026-10-16T10:39-04:00, source=https://stockanalysis.com/stocks/man/statistics/, classified as a site-reported regular-session real-time quote; actual transmission latency is unverified. It is 0.89% below the October 15 close. Using the verified October 14 close of $51.96 at 2026-10-14T16:00-04:00 as the pre-earnings reference, the observed price change to this quote is -16.57%. This is an observed cumulative reaction, not a forecast of another 16.57% decline. PARTIAL SESSION: the October 16 history snapshot stamped 10:22 EDT showed open=43.04, high_so_far=44.99, low_so_far=43.00, and cumulative_volume=196067 shares; source=https://stockanalysis.com/stocks/man/history/. Those partial values are from an earlier snapshot than the latest quote. Intraday relative volume cannot be established without a comparable time-of-day baseline. The principal counterargument is that reported revenue grew 4% and adjusted earnings improved, making the approximately 16% post-earnings decline potentially excessive. Nevertheless, reduced expectations and technical damage favor modest additional weakness after the current quote. A sustained recovery above the verified October 15 high of $48.03 would invalidate the bearish thesis. Corporate source: https://investor.manpower.com/news-releases/news-release-details/manpowergroup-reports-3rd-quarter-2026-results ; earnings interpretation: https://www.dombey.capital/market/why-manpowergroup-stock-fell ; historical and quote evidence: https://stockanalysis.com/stocks/man/history/ .
Return: -9.72%; alpha: 10.37%. - VICR down — confidence 59%. Rank 2 reflects sustained technical deterioration during a verified sector-wide reassessment of AI infrastructure valuations. Vicor supplies advanced power-conversion technology used in demanding electronic and computing applications. The company had previously raised third-quarter revenue growth guidance, but its share price became extended after a sharp September rally. October 15 brought a broad decline in semiconductor and AI infrastructure stocks amid concerns about capital expenditure, financing costs, and slowing incremental AI growth. No new negative Vicor-specific operating announcement was verified for October 15, so this is primarily a macro and valuation-driven catalyst rather than demonstrated deterioration in Vicor's orders. The price path is bearish: October 13 closed at $267.24, October 14 at $245.35, and October 15 at $219.92. The October 15 session opened at $231.22, traded down to $207.03, and recovered only partially. Its upper wick and closing position below the open indicate persistent selling, although the rebound from the low shows meaningful demand. The five-session return was -16.16%, and the October 15 low was the lowest of the completed 20-session range. Volume was approximately 1.76 times its 20-session average. The latest verified quote is latest_price=205.56 USD, quote_time=2026-10-16T10:37-04:00, source=https://stockanalysis.com/stocks/vicr/statistics/, classified as a site-reported regular-session real-time quote with unverified transmission latency. This is another 6.53% below the October 15 close; that move has already occurred and is not counted as an additional forecast. PARTIAL SESSION: an earlier October 16 history snapshot at 10:14 EDT showed open=215.00, high_so_far=216.00, low_so_far=201.62, and cumulative_volume=281183 shares; source=https://stockanalysis.com/stocks/vicr/history/. The partial-session figures are not synchronized with the later quote, and relative intraday volume cannot be verified without a same-time baseline. The anticipated remaining movement is further weakness if investors continue reducing exposure to AI-related hardware ahead of earnings. The strongest counterargument is Vicor's genuine operating growth and strong balance sheet, which could produce a sharp rebound. A sustained recovery above the verified October 15 high of $232.14 would undermine the bearish call. Sources: https://www.tipranks.com/news/catalyst/vicor-tumbles-as-sector-selloff-and-ai-jitters-hit ; https://www.reuters.com/business/us-chip-stocks-set-wipe-out-2-trillion-after-latest-selloff-2026-10-15/ ; https://stockanalysis.com/stocks/vicr/history/ .
Return: -1.25%; alpha: 1.91%. - IONQ down — confidence 57%. Rank 3 is a reversal call following a substantial October 15 recovery inside a larger downward trend. IonQ announced a $2 billion equity offering to support quantum technology commercialization, creating a substantive financing development with potential dilution implications. On October 15, IonQ and the University of Cambridge also announced the opening of the IonQ Quantum Innovation Centre. The research partnership is real, but no immediate incremental revenue contribution from the opening was verified. Analysts at Rosenblatt and Morgan Stanley reduced their price targets on October 15, adding fundamental uncertainty. Before the October 15 rally, IonQ had fallen sharply from $43.99 on October 1 to $31.42 on October 14. On October 15 it opened at $30.55, reached $34.36, and closed at $34.35, almost exactly at its session high. Completed-session volume of 46.9 million shares was approximately 1.75 times its 20-session average. This strong closing position is significant counter-evidence: buyers maintained control into the close. Nevertheless, the stock remained below its October 8 close of $39.45, with a five-session return of -12.93%. The latest verified quote is latest_price=33.24 USD, quote_time=2026-10-16T10:41-04:00, source=https://stockanalysis.com/stocks/ionq/history/, a site-reported regular-session real-time quote with unverified transmission latency. It was 3.23% below the October 15 close. PARTIAL SESSION: the October 16 snapshot showed open=33.03, high_so_far=33.64, low_so_far=32.66, and cumulative_volume=7814209 shares as of 10:41 EDT. Intraday relative volume is not established because no comparable same-time historical volume baseline was retrieved. The October 14 close of $31.42 preceded the Cambridge announcement, and the price at the current quote is 5.79% above that close, but attributing this entire change to the announcement would be unjustified because financing news, analyst actions, and broader market sentiment also affected trading. A verified instantaneous pre-announcement price and an isolated event reaction are unavailable. The forecast expects the October 15 bounce to lose momentum over the remaining window because financing dilution and recent downward revisions have not been fully resolved. A sustained recovery above the October 15 high of $34.36 would weaken this short-horizon bearish assessment. Sources: https://www.barrons.com/articles/ionq-stock-price-equity-offering-quantum-66e7d23a ; https://ionq.com/news/ionq-and-the-university-of-cambridge-open-the-ionq-quantum-innovation-centre-at-cavendish-laboratorys-ray-dolby-centre ; https://stockanalysis.com/stocks/ionq/forecast/ .
Return: -6.69%; alpha: 7.35%. - CRCL up — confidence 55%. Rank 4 is a continuation call based on a strong October 15 recovery, substantial liquidity, and an independently verified expansion announcement available before the current quote. Circle Internet Group operates the USDC stablecoin ecosystem. On October 16, Reuters reported that CEO Jeremy Allaire intends to expand Circle's presence into approximately 40 additional emerging and developing markets. The company also has an existing $100 million strategic investment from Binance and a reported $400 million Tazapay acquisition supporting international expansion. These represent business-development developments, but the projected contribution from the 40-market expansion is not quantified, and the announcement is not evidence of already realized incremental revenue. Before October 15, CRCL had declined from $84.51 on October 9 to $79.55 on October 14. On October 15 it opened sharply lower at $75.27, which was also the session low, then rallied to $87.76 and closed at $86.97. The close near the day's high, a long positive real body, and volume approximately 1.40 times its 20-session average indicate meaningful demand rather than a weak rebound. However, the stock remains below its completed 20-session high of $99.97, so the move is a recovery rather than a confirmed breakout above that range. The latest verified quote is latest_price=86.97 USD, quote_time=2026-10-16T10:26-04:00, source=https://stockanalysis.com/stocks/crcl/history/, classified as a site-reported regular-session real-time quote with unverified transmission latency. It was unchanged from the previous regular-session close. Reuters published the CEO interview at 2026-10-16T09:25:00Z, after the verified October 15 close of $86.97 and before this quote. Accordingly, the observed change from that pre-publication close to the quote is 0.00%, although this does not isolate the announcement's effect. PARTIAL SESSION: the October 16 history snapshot showed open=86.35, high_so_far=87.52, low_so_far=85.65, and cumulative_volume=2485502 shares as of 10:26 EDT. There is no verified same-time volume baseline, so relative intraday volume is unavailable. The expected remaining move is moderately positive if investors continue repricing Circle's international distribution opportunity and demand for regulated stablecoins. The principal counterargument is that October 15's large recovery already incorporated considerable optimism and today's quote has not extended it. A break below the verified October 15 low of $75.27 would decisively undermine the continuation thesis. Sources: https://www.reuters.com/technology/stablecoin-issuer-circle-push-into-40-new-markets-ceo-says-2026-10-16/ ; https://stockanalysis.com/stocks/crcl/history/ ; https://gainbot.ai/stocks/CRCL .
Return: -4.81%; alpha: -4.16%. - WULF down — confidence 52%. Rank 5 is the lowest-confidence selection because the October 15 price action itself was strong, but the broader multi-session trend and financing environment argue for a reversal. TeraWulf operates infrastructure supporting AI and high-performance computing and has substantial exposure to long-term data-center development economics. An existing large-scale data-center lease associated with Anthropic provides a credible commercial foundation. However, the October 15 technology-sector selloff highlighted financing costs, leverage, dilution risk, and uncertainty about returns from AI infrastructure projects. No verified new company-specific announcement on October 15 was identified that directly explains WULF's 9.36% gain, so the day's move is treated primarily as a rebound in a high-volatility stock rather than as proof of improved near-term fundamentals. Before that session, WULF declined from $13.77 on October 9 to $11.54 on October 14, including a 12.64% decline on October 14 alone. On October 15 the stock opened at $10.95, fell to $10.35, recovered to $12.83, and closed at $12.62. The close near the day's high and volume approximately 3.30 times its 20-session average are strong bullish counter-evidence. However, the stock remained below its October 8 close of $13.65 and below the upper part of its 20-session range, consistent with a possible countertrend rally. The latest verified quote is latest_price=12.32 USD, quote_time=2026-10-16T10:42-04:00, source=https://stockanalysis.com/stocks/wulf/history/, classified as a site-reported regular-session real-time quote with unverified transmission latency. It is 2.38% below the October 15 close, an already observed change rather than an additional projected return. PARTIAL SESSION: the October 16 history snapshot showed open=12.28, high_so_far=12.65, low_so_far=12.14, and cumulative_volume=13924358 shares as of 10:42 EDT. This cumulative volume must not be compared mechanically with the full-session average; relative intraday volume is unavailable without a same-time reference. The expected remaining movement is downward as the October 15 rebound loses momentum and investors reassess debt-funded data-center expansion. The principal risk to this call is a renewed short squeeze, particularly given elevated reported short interest and the company's contracted infrastructure pipeline. A sustained recovery above the verified October 15 high of $12.83 would undermine the bearish reversal hypothesis. Sources: https://www.reuters.com/business/finance/market-selloff-rising-rates-test-ai-data-centre-deal-boom-2026-10-15/ ; https://www.barrons.com/articles/terawulf-stock-price-morgan-stanley-ai-data-centers-8a5b9ccb ; https://stockanalysis.com/stocks/wulf/history/ .
Return: -2.93%; alpha: 3.59%.
How models have done in Extreme Movers + OHLC
ForecastNest's own settled Extreme Movers + OHLC runs at this horizon, up to and including this one. Members' own research is not counted. Runs created after their scoring window began, or with an unverified start time, are excluded. The chart is the average directional return per run. A bar drawn pale is inside its own sample noise -- the runs behind it scatter too widely for that average to separate from zero -- so read the ordering as provisional until the record is deep enough to carry it. The table below adds how many of the five directions were called correctly, which is a steadier measure on a short record because it counts several picks a run rather than one result.
Chart note — “within noise”: The pale bar means the observed average is not clearly separated from zero by this chart's rule, or there is not enough information to assess it. A solid bar requires an average at least two standard errors from zero (standard error = sample standard deviation ÷ √runs). Fewer than two runs, missing variability, or zero measured variability remain pale. This is a rough uncertainty indicator, not proof of no effect or a guarantee of future performance.
| Model | Runs | Avg directions called correctly | Avg directional return |
|---|---|---|---|
| GPT-6 | 5 | 64.00% | +1.45% |
| Gemini 1.5 Pro | 3 | 71.67% | +0.96% |
| Perplexity | 5 | 48.00% | +0.75% |
| Grok 4.5 | 4 | 35.00% | -0.54% |
| DeepSeek | 5 | 44.00% | -0.69% |
| Muse Spark 1.1 | 5 | 52.00% | -0.77% |
| Grok 4 | 1 | 40.00% | -1.54% |
| Gemini 3 Pro | 1 | 20.00% | -2.83% |
View settlement prices
| Symbol | Start | End | Source | Notes |
|---|---|---|---|---|
| ACN | 226.67000000 | 229.58000000 | https://finance.yahoo.com/quote/ACN/history/ | |
| APPN | 44.03000000 | 41.60500000 | https://finance.yahoo.com/quote/APPN/history/ | |
| CRCL | 86.99000000 | 82.80510000 | https://finance.yahoo.com/quote/CRCL/history/ | |
| CRWV | 64.36100000 | 62.75000000 | https://finance.yahoo.com/quote/CRWV/history/ | |
| DELL | 455.26000000 | 464.76000000 | https://finance.yahoo.com/quote/DELL/history/ | |
| ERIC | 10.69500000 | 10.44500000 | https://finance.yahoo.com/quote/ERIC/history/ | |
| HPE | 55.88000000 | 56.89000000 | https://finance.yahoo.com/quote/HPE/history/ | |
| IONQ | 32.98000000 | 30.77260000 | https://finance.yahoo.com/quote/IONQ/history/ | |
| KD | 13.41500000 | 13.04000000 | https://finance.yahoo.com/quote/KD/history/ | |
| MAN | 44.67000000 | 40.33000000 | https://finance.yahoo.com/quote/MAN/history/ | |
| MPC | 476.43000000 | 492.48500000 | https://finance.yahoo.com/quote/MPC/history/ | |
| MRNA | 218.64000000 | 225.71740000 | https://finance.yahoo.com/quote/MRNA/history/ | |
| NKE | 37.68000000 | 36.91000000 | https://finance.yahoo.com/quote/NKE/history/ | |
| ORCL | 132.44000000 | 129.57500000 | https://finance.yahoo.com/quote/ORCL/history/ | |
| RBLX | 51.05500000 | 49.82000000 | https://finance.yahoo.com/quote/RBLX/history/ | |
| RDDT | 164.30000000 | 152.73000000 | https://finance.yahoo.com/quote/RDDT/history/ | |
| REAL | 10.81000000 | 10.29600000 | https://finance.yahoo.com/quote/REAL/history/ | |
| SPY | 771.60000000 | 766.54000000 | https://finance.yahoo.com/quote/SPY/history/ | |
| VICR | 206.00000000 | 203.41500000 | https://finance.yahoo.com/quote/VICR/history/ | |
| WULF | 12.41400000 | 12.05000000 | https://finance.yahoo.com/quote/WULF/history/ | |
| Z | 31.78000000 | 30.26000000 | https://finance.yahoo.com/quote/Z/history/ |
Standard prompt extreme-movers-v11+ohlc3, SHA-256 44f05906f25e5594887d2e3a8c2e1e78fe07f55351c2dfe8cc5aed6dedc84126. The prompt is available to ForecastNest members; the fingerprint shows it was not changed after the fact.
Calculation: extreme-movers-ohlc-v1.
Tags
1d
ChatGPT
DeepSeek
extreme-movers-ohlc
ForecastNest
Gemini
Grok
Morning session
Muse Spark
Perplexity