Oct 13, 2026 - 7 AI models call the biggest movers in the morning session. 4 models finished positive

Asked Oct 13, 10:22 AM EDT (morning session). Claude Sonnet 5.5, Grok 4.5, Perplexity, Gemini 1.5 Pro, Meta AI - Muse Spark, GPT-6 and DeepSeek answered the same standard prompt independently. Window: from Oct 13, 10:22 AM EDT to Oct 14, 10:22 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
Claude Sonnet 5.5	4/5	80.00%	1.41%	-0.56%	1.41%
Grok 4.5	4/5	80.00%	0.97%	-0.56%	0.97%
Perplexity	1/5	20.00%	-1.12%	-0.56%	-1.12%
Gemini 1.5 Pro	2/5	40.00%	-0.21%	-0.56%	-0.21%
Meta AI - Muse Spark	2/5	40.00%	0.73%	-0.56%	0.73%
GPT-6	5/5	100.00%	3.05%	-0.56%	3.05%
DeepSeek	2/5	40.00%	-2.35%	-0.56%	-2.35%

Claude Sonnet 5.5

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Oct 12 was a rotation out of AI hardware, with Nasdaq down 0.44% and the Dow up 0.38%. Optical and memory names led the declines on profit-taking. Premarket on Oct 13 showed a second day of memory-chip selling, led by Samsung, SK Hynix and concerns about China's CXMT. Bank earnings and Wednesday's CPI are the near-term macro catalysts. The picks mix one deal-driven continuation, one continuation lower in the weakest sector, and reversal calls against sharp one-day moves that had little fundamental news behind them.

1. SNDK down — confidence 55%. Sandisk fell 5.97% on Oct 12 to close at $1,487.33 in a memory selloff tied to China's CXMT progress. It was down about 12% over three sessions and sliding ahead of its Oct 29 earnings. On Oct 13 Samsung and SK Hynix dropped sharply, and premarket quotes showed Sandisk down about 4-5%, near $1,421 (finviz, 8:07 AM ET). The thesis is that profit-taking and competition fears are still being worked through, so the next close is lower than the Oct 12 close. The catalyst is a mix of substantive (competition, rate pressure on extended multiples) and speculative (positioning). Risks: a sharp memory rebound, as has happened repeatedly this year, and a strong earnings run-up. Price used: Oct 13 premarket quote, a few hours stale. Market cap of about $217.8B is from stockanalysis.com. The 20-day average dollar volume was not verified, so it is omitted; average share volume of roughly 7-12M at about $1,500 clearly clears the $20M floor.
   Return: -1.01%; alpha: 1.57%.
2. CCC up — confidence 55%. CCC Intelligent Solutions closed at $7.59 (+8.12%) on Oct 12 after reports that GTCR and Elliott are in advanced talks to acquire it, with a deal possibly announced this week. It had also risen about 7% on Friday. The catalyst is speculative until a deal is signed, but the talks are advanced, Copart was reported as another interested party, and Q2 results and guidance were solid. The thesis is that a take-private at a premium, or a competing bid, pushes the stock higher. Risks: talks collapse or terms disappoint, which would trigger a sharp drop. Price used: Oct 12 regular-session close, not refreshed intraday. Market cap of about $4.2B is from The Motley Fool. Volume was 34M shares against a 3-month average of 11M, so liquidity clears the $20M floor, but the 20-day average dollar volume was not verified and is omitted.
   Return: 0.32%; alpha: 0.89%.
3. LITE up — confidence 50%. Lumentum fell 9.78% on Oct 12 to close at $995.41. The drop was sector-wide profit-taking in optical names, with Ciena down about 10% and Coherent down 7.9%, and no company-specific news. The CEO's recent comment that capacity is sold out through early 2029, a roughly $90B market cap, and a Nov 5 earnings date are the context. Past optical selloffs this year have reversed quickly, so the thesis is a bounce. The catalyst is mostly positioning and sentiment, with fundamentals intact. Risks: a continued AI-hardware rotation, premarket memory weakness spilling over, and valuation (price-to-sales near 28x). The Oct 13 premarket price of $974.33 (Robinhood) is used, a few hours stale. Market cap of $90.17B is from Yahoo Finance. The 20-day average dollar volume was not verified and is omitted; average volume near 4.7-5.0M shares at about $1,000 clears the floor.
   Return: -2.61%; alpha: -2.05%.
4. FIGS down — confidence 50%. Figs closed at $17.74 (+12.42%) on Oct 12, after an industry review named it the top apparel performer and a technical breakout, and it is up about 30% over five days. There was no new company news on the day, so the catalyst is speculative and momentum-driven. The stock is now at its 52-week high of about $17.48 and above the MarketBeat average price target of $18.71. The thesis is a pullback as short-term momentum buyers take profits. Risks: continued analyst upgrades and breakout buying, and after-hours strength (about $17.85-17.91). Price used: Oct 12 regular-session close, not refreshed intraday. Market cap of about $2.62B is from TipRanks; its date is unclear, so it may be understated at this price. The 20-day average dollar volume was not verified and is omitted; average volume of about 3.0M shares at about $15-18 clears the floor.
   Return: -5.20%; alpha: 5.76%.
5. FICO down — confidence 48%. Fair Isaac closed at $740.00 (+10.85%) on Oct 12, bouncing from a 52-week low of $586.05 after a regulatory-driven selloff in late September. The rebound was attributed to short-covering, a 15% workforce reduction announcement and technical buying, so the catalyst is mostly speculative. Fundamental pressure from VantageScore and FHFA pricing parity remains, and Needham cut its price target on Oct 13. Analysts flagged resistance near $800 and noted the stock is still below its 20-, 50- and 200-day moving averages. The thesis is that the oversold bounce fades. Risks: further short-covering and a stabilizing mortgage-score narrative. The Oct 13 premarket price of $737.45 (Yahoo Finance) is used, a few hours stale. Market cap of about $15.98B is from GuruFocus; another source showed $14.4B. The 20-day average dollar volume was not verified and is omitted.
   Return: -3.10%; alpha: 3.66%.

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Grok 4.5

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US equities opened mixed on October 13 after a session of rotation on October 12 in which optical and AI-infrastructure names sold off sharply on valuation and spending concerns while selected healthcare and credit-analytics names advanced. Liquidity remains adequate in large-cap names; the immediate catalyst set is limited to ongoing earnings season and residual profit-taking in recent winners.

1. FICO up — confidence 62%. Fair Isaac rose 10.85 percent on October 12 on technical rebound and reaffirmation of FICO-score usage by a major mortgage originator after prior target cuts. The move is substantive relative to the recent drawdown rather than pure speculation. Continuation higher is favored into the next session given the size of the rebound and still-elevated average dollar volume. Reference price is an October 13 intraday quote near the prior close; market-cap and volume floors are comfortably met.
   Return: -3.10%; alpha: -2.53%.
2. CIEN down — confidence 58%. Ciena fell 9.95 percent on October 12 amid broad optical-sector profit-taking linked to AI-funding and valuation concerns rather than company-specific news. The decline is substantive within the AI-infrastructure complex. Continuation lower is expected on residual selling pressure. Reference price is an October 13 morning quote; market-cap exceeds 55 billion and average dollar volume is well above the 20-million floor.
   Return: -1.86%; alpha: 2.42%.
3. LITE down — confidence 57%. Lumentum dropped 9.78 percent on October 12 in the same optical sell-off driven by AI-capex skepticism. The move is sector-wide and substantive. Continuation of the decline is the base case for the next session. Reference price is an October 13 intraday level; market capitalization is approximately 90 billion and liquidity far exceeds the required threshold.
   Return: -2.61%; alpha: 3.17%.
4. COHR down — confidence 55%. Coherent declined 7.87 percent on October 12 alongside peers CIEN and LITE on the same AI-infrastructure valuation concerns. The catalyst is substantive and sector-correlated. Continuation lower is favored. Reference price is an October 13 morning quote; market-cap is above 55 billion and 20-day average dollar volume is ample.
   Return: -1.64%; alpha: 2.20%.
5. MDT up — confidence 54%. Medtronic advanced 3.90 percent on October 12 after announcing preliminary results of its MiniMed exchange offer, a concrete corporate-action catalyst. The gain is substantive. Continuation higher is expected given the oversubscription signal and defensive healthcare demand. Reference price is an October 13 intraday quote; market-cap exceeds 115 billion and average dollar volume is high.
   Return: 1.83%; alpha: 2.39%.

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Perplexity

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US equities enter the one-day horizon with a mixed tone: bank earnings are supporting value and financials, while a renewed memory-chip and optical-networking selloff pressures technology. Elevated inflation expectations ahead of Wednesday's CPI raise rate risk, favoring selective mean reversion in deeply sold optical names and continuation only where the prior-session catalyst was fundamental.

1. CIEN up — confidence 62%. Ciena fell 9.95% in the October 12 source session, making this a reversal call with direction up. The decline followed leadership-change news rather than a deterioration in demand fundamentals, and the stock entered October 13 near $397 after a prior run tied to optical-demand targets and analyst price-target increases. I used Yahoo Finance's October 13 intraday quote of $397.01; market cap was verified at $57.434 billion and average volume at 2.475 million shares, implying roughly $983 million of 20-day dollar volume at the checked price. Risks are continued AI-infrastructure funding anxiety, a high valuation, and a macro CPI surprise; the reversal depends on buyers distinguishing a leadership headline from a demand downgrade.
   Return: -1.86%; alpha: -1.30%.
2. LITE up — confidence 58%. Lumentum dropped 9.78% in the source session on sector-wide concern about AI infrastructure funding, despite company-specific PCIe-over-optics progress; that supports a reversal with direction up. I used MarketWatch's real-time October 13 quote of $965.45 at 9:37 a.m. ET. Market cap was $90.17 billion and average volume 4.7 million shares, implying about $4.54 billion of 20-day dollar volume at the checked price. The main risk is that optical networking remains the epicenter of the AI-capex scare, so a further sector de-rating could overwhelm any oversold bounce.
   Return: -2.61%; alpha: -2.05%.
3. COHR up — confidence 55%. Coherent lost 7.87% in the source session amid worries about AI spending sustainability and data-center funding constraints, so this is a reversal with direction up. The latest quote I could verify was CNBC's $280.90 after-hours/early October 13 print; market cap was $56.72 billion and Barchart showed average volume of 6,757,586 shares, implying about $1.90 billion of 20-day dollar volume at the checked price. The catalyst for the decline was largely sector sentiment rather than a company-specific earnings miss, which supports a bounce, but optical exposure makes the name vulnerable if the chip and networking selloff extends.
   Return: -1.64%; alpha: -1.08%.
4. SHOP up — confidence 54%. Shopify rose 4.90% in the source session after multiple analysts raised price targets on agentic-commerce and AI-driven demand, supporting continuation with direction up. I used Robinhood's October 13 quote of $178.83; market cap was $230.58 billion and average volume 7.8 million shares, implying about $1.39 billion of 20-day dollar volume at the checked price. The catalyst is substantive analyst-driven estimate support, though the stock's high valuation and sensitivity to growth expectations make it exposed to a risk-off session or a hot CPI print.
   Return: -1.34%; alpha: -0.78%.
5. MDT up — confidence 52%. Medtronic gained 3.90% in the source session on updated research highlighting fiscal 2027 guidance and broad segment growth, supporting continuation with direction up. I used Robinhood's October 13 quote of $92.04; market cap was $117.45 billion. For liquidity, MarketWatch reported average volume of 13.9 million shares, implying roughly $1.28 billion of 20-day dollar volume at the checked price. The catalyst is more fundamental than speculative, but the move already occurred on very heavy volume, so follow-through may be limited if broader healthcare or rate-sensitive flows reverse.
   Return: 1.83%; alpha: 2.39%.

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Gemini 1.5 Pro

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The broader market has seen weakness particularly in the technology and tech-hardware sectors, largely driven by macroeconomic factors like the shifting policy stance of central banks, surging US bond yields to multi-year highs, and climbing oil prices amid geopolitical tension. Such elements are applying pressure to valuations across highly-priced tech names, causing heavy selloffs and rotations toward defensive positions. In contrast, specific apparel retail and financial analytics firms are exhibiting idiosyncratic momentum on strong earnings and raised guidances.

1. FICO up — confidence 75%. Fair Isaac Corp surged 10.85% on October 12 following positive sentiment and robust underlying fundamental data, as noted by an 83/100 GF score. Trading near $740 against extremely high intrinsic valuations, we expect the upside momentum to sustain as investors allocate toward high-margin reliable growth in a rising rate environment.
   Return: -3.10%; alpha: -2.53%.
2. CBRS down — confidence 65%. Cerebras Systems fell 10.69% to close at $146.62 amidst broad sector-wide pressure on tech stocks. Facing macro headwinds regarding yields and elevated P/E multiples, the speculative growth premium attached to the AI hardware developer appears vulnerable to further downside continuation as portfolios de-risk.
   Return: -3.59%; alpha: 4.15%.
3. CIEN up — confidence 60%. Ciena Corp dropped nearly 10% on October 12, wiping out recent strong gains amidst insider selling reports and sector volatility. Despite the sharp pullback, the company's strong fundamentals and underlying growth metrics warrant a reversal in the next session as buyers look for oversold dips.
   Return: -1.86%; alpha: -1.30%.
4. SMTC down — confidence 65%. Semtech Corporation closed 10.15% lower during the broad tech selloff. The absence of specific positive catalysts combined with a weak technical setup points to continued downward pressure as institutional selling continues throughout the hardware space.
   Return: -4.17%; alpha: 4.74%.
5. VSXY up — confidence 70%. Victoria's Secret & Co rose 6.90% following continued post-earnings momentum and analyst price target upgrades (such as Wells Fargo raising their target to $100). Enhanced profitability and solid guidance should see buyers continue to bid the stock higher into the next session.
   Return: -3.84%; alpha: -3.28%.

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Meta AI - Muse Spark

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US session Oct 13 2026 is risk-off in AI supply chain with optical and memory selling after Monday's close, while oversold consumer names bounce. Market is splitting between speculative AI hardware unwind and rotation to beaten-down consumer and small-cap semis. Expect intraday mean reversion in most washed-out opticals but continued pressure on high-beta optical infrastructure if funding concerns persist.

1. LITE up — confidence 68%. Rank 1 loser on Oct 12 close -9.78% with premarket -2.4% further. Lumentum Holdings manufactures optical and photonic products. Catalyst is substantive sector selloff: Ciena -10%, Lumentum -9.8%, Coherent -7.9% on AI infrastructure funding concerns despite strong long-term demand commentary. Price 995.41 at close Oct 12, latest premarket 971.55 on Oct 13 is freshest quote. Market cap 90.17B. Reversal up hypothesis: optical selloff overdone, 762% YoY cap gain shows momentum, short-term bounce likely after double-digit drop. Risks: continued rotation out of AI trade, SK Hynix -10% drag.
   Return: -2.61%; alpha: -2.05%.
2. CIEN down — confidence 65%. Rank 2 optical loser -9.95% at close Oct 12 405.01 to 449.77 prior, current intraday 390.74 on Oct 13. Ciena Corp telecom optical networking. Substantive catalyst same as LITE: broad AI supply chain de-risk, optical leading decline, with Ciena specifically cited down 10% Monday. Market cap 57.43B, volume 3.77M shares. Continuation down hypothesis: momentum follow-through as semiconductor and optical funding worries persist into Tuesday, as seen in Micron and Marvell also weak. Risks: oversold bounce if LITE stabilizes.
   Return: -1.86%; alpha: 2.42%.
3. MU up — confidence 62%. Top large-cap semiconductor loser -4.377% to -5.2% on Oct 13, current 945.75 vs previous close 989.04. Micron Technology memory chip maker. Catalyst is speculative AI trade sentiment plus China supply competition, partially offset by buyback news. Market cap 1.15T per finnhub, 1.12T per MarketBeat. Average daily value ~10.2B with 10.3M shares traded. Reversal up hypothesis: chip selloff driven by broad risk-off not company-specific, Micron still up 124% 6-month, intraday low 929 held. Expect short-cover bounce into close. Risks: continued SOX weakness, SK Hynix -10% in Korea.
   Return: -0.51%; alpha: 0.05%.
4. VFC up — confidence 60%. Top gainer Tuesday +1.04% intraday to +3.7% Monday on analyst upgrade. VF Corp apparel owner of 【entity-Vans¦canonical_name=Vans】, 【entity-North Face¦canonical_name=The North Face】. Catalyst substantive: Piper and Barclays raised target 23 to 24 overweight citing undervaluation. Price 15.9545 current vs 15.79 previous close. Market cap 6.20B, average volume 9.24M shares ~147M dollars. Continuation up hypothesis: upgrade momentum plus 11.34% 5-day return, short covering in beaten-down consumer. Risks: low price near $15 still down YTD, consumer discretionary weakness.
   Return: -0.37%; alpha: 0.19%.
5. NVTS down — confidence 58%. Small-mid cap gainer +1.30% to 2.2% premarket 10.21 vs 9.99 close, current 10.12. Navitas Semiconductor GaN power chips. Catalyst speculative no clear news, volume 4.24M vs avg 19.37M high volatility. Market cap 2.81B. Average dollar volume ~196M well above 20M floor. Reversal down hypothesis: pop on low catalyst after -18.39% 5-day decline, likely fade as chip sector weak and stock is high beta 4.15. Risks: short squeeze can continue on low float.
   Return: -5.30%; alpha: 5.86%.

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GPT-6

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Cautiously bearish on speculative technology and AI infrastructure stocks, with selective strength in merger-driven situations. The October 12 session featured pronounced weakness in optical networking, quantum computing and AI-related hardware, while takeover speculation supported certain software companies. Concerns about financing AI infrastructure, stretched valuations and the sustainability of technology investment remain near-term headwinds. Of the five selected stocks, four are forecast lower and one higher. All five traded above $5, had market capitalizations exceeding $1 billion and passed the $20 million average daily dollar-volume threshold at the October 12 source-session close. Market capitalizations are reported from source-session data, converted from published billions into USD without implying additional precision. The 20-day average dollar-volume figures were calculated using the arithmetic mean of daily closing price multiplied by reported daily share volume for the 20 completed trading sessions ending October 12, 2026; these are close-based turnover estimates rather than transaction-level VWAP measurements, and were truncated to whole dollars. Reference prices are October 13 intraday quotes, not October 12 closes. Source-session percentage changes determine continuation or reversal classifications. Rankings reflect expected directional reliability, catalyst strength and near-term risks, rather than the magnitude of the previous session's movement. The scoring window remains open, so no realized directional accuracy or signed return is reported.

1. CCC up — confidence 67%. Rank 1: CCC Intelligent Solutions advanced 8.12% on October 12, closing at $7.59 after a report that Elliott Investment Management and GTCR were in advanced acquisition discussions. This is a substantive potential corporate transaction supported by financial reporting, but no definitive agreement has been announced, so execution remains speculative. A transaction announcement or additional details about an acquisition premium could sustain buying interest over the prediction window. Shares rose approximately 1.45% to $7.70 in the available October 13 intraday quote, suggesting continued support despite broader technology weakness. The quote was recorded at 09:57 EDT on October 13 and may be several minutes stale. The principal risk is that no transaction materializes, that negotiations collapse, or that the prospective purchase price disappoints investors. October 12 trading volume exceeded 34 million shares, providing strong liquidity. The $87,376,415 average daily dollar-volume estimate uses the 20 completed sessions through October 12. Source descriptions: Stock Analysis provides the historical closing prices, intraday quote and trading-volume observations; The Motley Fool's October 12 report describes the potential acquisition and explains the absence of a finalized transaction. This is a continuation forecast relative to the positive October 12 close-to-close movement.
   Return: 0.32%; alpha: 0.89%.
2. IONQ down — confidence 65%. Rank 2: IonQ declined 9.07% on October 12, closing at $36.27 after announcing an all-stock acquisition of cybersecurity company Elisity valued at up to $1.3 billion. This is a substantive, formally announced transaction rather than an unsubstantiated rumor. The purchase includes an approximately $1.15 billion initial stock consideration and potential additional payments. Investors face equity dilution, acquisition integration uncertainty and limited disclosed financial information about the acquired business. The market reaction indicates skepticism about the valuation and financial benefits of IonQ's expanding acquisition strategy. The available October 13 intraday quote was $35.53 at 09:50 EDT, approximately 2.04% below the October 12 close, suggesting selling pressure persisted into the next session. The quote may be delayed by several minutes. Additional institutional selling could extend the decline. Risks include a sharp oversold rebound, favorable management clarification, or increased enthusiasm for quantum cybersecurity. The 20-session close-based average dollar turnover was approximately $997.39 million, comfortably exceeding the screening threshold. Source descriptions: IonQ's October 12 announcement and SEC filing establish the acquisition terms; Stock Analysis confirms October 12 historical prices, percentage change and the October 13 intraday quote. The directional forecast is continuation of October 12's negative movement.
   Return: -7.38%; alpha: 7.95%.
3. FICO down — confidence 61%. Rank 3: Fair Isaac rebounded 10.85% on October 12, closing at $740.00 following substantial declines associated with federal mortgage credit-scoring policy changes. The underlying regulatory challenge is substantive: expanded competition from VantageScore threatens FICO's longstanding competitive position in mortgage underwriting. However, a new primary catalyst specifically explaining the October 12 rally could not be independently confirmed. The advance may reflect short covering, relief buying and renewed attention to continued FICO adoption by major mortgage lenders rather than resolution of the structural competitive threat. The available October 13 intraday quote was $728.20 at 09:58 EDT, down 1.59% from Monday's close. This is an intraday observation, potentially several minutes stale, rather than a previous-session quote. The bearish reversal thesis is that profit-taking resumes after Monday's outsized rebound while regulatory uncertainty and recent analyst target reductions continue to weigh on valuation. Risks include renewed short covering, positive regulatory clarification and further institutional bargain hunting. The October 12 source-session market capitalization was approximately $15.98 billion, and the 20-session close-based average daily dollar turnover was approximately $841.54 million. Source descriptions: Stock Analysis verifies the trading history and current quote; its company news feed documents analyst reactions, workforce restructuring and the mortgage-scoring competition issue. The October 12 price catalyst itself remains less certain than the catalysts affecting CCC and IONQ. Because October 12 was positive, the forecast of a lower ending price is a reversal.
   Return: -3.10%; alpha: 3.66%.
4. LITE down — confidence 60%. Rank 4: Lumentum Holdings dropped 9.78% on October 12, closing at $995.41 after a broad selloff in AI optical networking companies. The principal catalyst involved concerns about capital availability for AI infrastructure investment, reinforced by public comments from Broadcom CEO Hock Tan. This is a substantive industry-wide investment concern, although no new Lumentum-specific deterioration in orders or earnings was established. The stock had appreciated dramatically during 2026, increasing its vulnerability to valuation compression and rapid institutional profit-taking. October 12 selling also coincided with optical networking demonstrations at the Open Compute Project Global Summit, creating a possible sell-the-news dynamic. The available October 13 intraday quote was $976.25 at 09:50 EDT, approximately 1.92% below Monday's close, and could be several minutes stale. Continued skepticism about AI infrastructure financing could pressure the stock further. Risks include a rapid technical rebound, positive hyperscaler capital-spending commentary and reports of strong optical-component demand or committed production capacity. The October 12 market capitalization was approximately $90.17 billion; calculated 20-session daily dollar turnover averaged approximately $4.80 billion. Source descriptions: Stock Analysis verifies historical prices, turnover inputs and the October 13 quote; MarketWatch reports the optical networking sector decline and the associated AI investment concerns. The prediction is continuation of the October 12 decline.
   Return: -2.61%; alpha: 3.17%.
5. CIEN down — confidence 58%. Rank 5: Ciena fell 9.95% on October 12, closing at $405.01 after a sector-wide decline in AI optical networking stocks. Its decline was among the largest for established communication-equipment companies. The principal catalyst was concern about the sustainability and financing of aggressive AI infrastructure investment, together with possible sell-the-news positioning around the Open Compute Project Global Summit. These industry concerns are substantive, but the available reporting identifies no material Ciena-specific earnings disappointment, order cancellation or guidance reduction. The stock's strong previous performance and sharp recent rallies increase its vulnerability to additional profit-taking. The latest retrieved October 13 intraday quote was $390.93 at 10:01 EDT, down approximately 3.48% from the October 12 close, supporting a near-term bearish continuation thesis. The quote is a timestamped intraday observation and may be slightly delayed. A break below the approximately $389.69 October 5 closing level could reinforce downside momentum. Risks include a rapid rebound driven by strong optical networking fundamentals, bullish analyst commentary, continued order growth and valuation-driven bargain hunting. The October 12 market capitalization was approximately $57.43 billion; calculated average daily dollar turnover over the preceding 20 completed trading sessions was approximately $1.15 billion. Source descriptions: Stock Analysis verifies closing prices, historical daily changes and the latest retrieved quote; MarketWatch and Investing.com describe the sector-wide selloff and absence of a confirmed company-specific negative catalyst. Because the stock fell on October 12 and the forecast is lower, the hypothesis is continuation.
   Return: -1.86%; alpha: 2.42%.

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DeepSeek

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US equities are mixed, with a sharp selloff in AI-linked optical and semiconductor names offset by strength in select consumer-discretionary stocks. The AI selloff is driven by Broadcom CEO Hock Tan's warning that capital is the biggest bottleneck for AI infrastructure buildout, a substantive catalyst that is pressuring Ciena and Lumentum. Meanwhile, FIGS and Victoria's Secret are rising on company-specific catalysts, though FIGS' move looks more speculative. Wolfspeed is pulling back after a government-loan-driven surge, creating a potential reversal setup. The market remains risk-averse toward high-valuation AI names, so continuation of the optical decline is favored over a bounce.

1. FIGS up — confidence 65%. FIGS surged 12.42% on October 12 after management announced a meeting with analysts at Oppenheimer and a positive industry review highlighted its position as the No. 1 stock in the apparel group. The catalyst is speculative: an analyst meeting is not a fundamental change, and the stock hit a 52-week high of $17.98. The after-hours price was $17.89 (+0.73%), but the intraday price on October 13 is $17.71, slightly below the close, suggesting some profit-taking. I used the intraday Robinhood quote from October 13. The stock is in a strong uptrend (up 26.9% over the past month) and could continue higher if momentum persists. Ranked first because its source-session gain is the largest among qualifying gainers and its post-move price action shows only mild hesitation rather than a clear breakdown.
   Return: -5.20%; alpha: -4.64%.
2. VSXY up — confidence 70%. Victoria's Secret jumped 6.90% on October 12, driven by strong second-quarter earnings momentum and an upwardly revised full-year outlook. This is a substantive catalyst, unlike a one-off headline. The stock closed at $88.59 and traded at $89.21 on October 13, according to a Kraken quote, indicating continued buying interest. I used the October 13 Kraken intraday price. The positive fundamental momentum supports continuation. Ranked second because the move is more fundamentally grounded than FIGS' speculative jump, but its source-session percentage gain is smaller, so it carries slightly less extreme-mover weight.
   Return: -3.84%; alpha: -3.28%.
3. CIEN down — confidence 75%. Ciena dropped 9.95% on October 12 amid a broad selloff in optical and AI-infrastructure stocks. The catalyst is substantive: Broadcom CEO Hock Tan warned that capital is the biggest bottleneck for AI buildout, triggering concerns about spending caution across the sector. The stock traded at $390.87 on October 13 (Sina, 09:40 AM EDT), continuing its decline. I used the October 13 intraday Sina quote. The negative sentiment is likely to persist as the market reassesses AI infrastructure valuations. Ranked third because the catalyst is strong and sector-wide, but the stock's market cap and dollar volume are extremely large, which can dampen the magnitude of further percentage moves.
   Return: -1.86%; alpha: 2.42%.
4. LITE down — confidence 75%. Lumentum fell 9.78% on October 12 as part of the AI optical selloff. The catalyst is substantive: profit-taking after a massive run and concerns that AI spending may face capital constraints, reinforced by Broadcom's CEO comments. The stock traded at $980.12 on October 13 (Robinhood), continuing lower. I used the October 13 Robinhood intraday quote. The selling pressure is likely to continue given the sector-wide derating. Ranked fourth because the catalyst is identical to CIEN's and the stock's extremely high price and large dollar volume reduce the probability of another very large percentage decline in a single session.
   Return: -2.61%; alpha: 3.17%.
5. WOLF up — confidence 60%. Wolfspeed dropped 8.43% on October 12 after a $1.5 billion conditional 30-year DOE loan commitment was digested and traders took profits. The catalyst is speculative: the DOE loan is a positive long-term development, but the stock had already surged on the announcement and the pullback reflects profit-taking rather than a fundamental deterioration. The stock traded at $27.20 on October 13 (Robinhood). I used the October 13 Robinhood intraday quote. The pullback may be overdone, and a reversal up is possible, especially if broader semiconductor risk-off stabilizes. Ranked fifth because it carries the lowest confidence: the reversal thesis depends on profit-taking exhaustion, which is less predictable than the sector-driven continuation trades in CIEN and LITE.
   Return: -7.15%; alpha: -6.59%.

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How models have done in Extreme Movers

ForecastNest's own settled Extreme Movers 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
Claude Sonnet 5.5	9	57.78%	+0.88%
Meta AI - Muse Spark	1	40.00%	+0.73%
DeepSeek	20	48.00%	+0.63%
Grok 4	2	50.00%	+0.31%
Gemini 3 Pro	2	60.00%	+0.31%
Grok 4.5	15	49.33%	+0.29%
Claude Opus 5	6	60.00%	+0.03%
Claude Opus 5.5	3	33.33%	-0.24%
Muse Spark 1.1	17	38.82%	-0.36%
Perplexity	13	43.08%	-0.36%
Gemini 1.5 Pro	17	48.24%	-0.59%
GPT-6	8	50.00%	-1.25%
GPT-5.6 Sol	10	46.00%	-3.06%

View settlement prices

Symbol	Start	End	Source	Notes
CBRS	146.84000000	141.56500000	https://finance.yahoo.com/quote/CBRS/history/
CCC	7.70000000	7.72500000	https://finance.yahoo.com/quote/CCC/history/
CIEN	391.37000000	384.10000000	https://finance.yahoo.com/quote/CIEN/history/
COHR	282.07000000	277.45000000	https://finance.yahoo.com/quote/COHR/history/
FICO	731.10000000	708.46000000	https://finance.yahoo.com/quote/FICO/history/
FIGS	18.49210000	17.53000000	https://finance.yahoo.com/quote/FIGS/history/
IONQ	35.18000000	32.58250000	https://finance.yahoo.com/quote/IONQ/history/
LITE	980.78740000	955.20000000	https://finance.yahoo.com/quote/LITE/history/
MDT	90.72990000	92.39000000	https://finance.yahoo.com/quote/MDT/history/
MU	947.50000000	942.63500000	https://finance.yahoo.com/quote/MU/history/
NVTS	10.26900000	9.72500000	https://finance.yahoo.com/quote/NVTS/history/
SHOP	178.30000000	175.91500000	https://finance.yahoo.com/quote/SHOP/history/
SMTC	175.14000000	167.83000000	https://finance.yahoo.com/quote/SMTC/history/
SNDK	1453.72500000	1439.04000000	https://finance.yahoo.com/quote/SNDK/history/
SPY	777.40800000	773.04000000	https://finance.yahoo.com/quote/SPY/history/
VFC	16.03000000	15.97000000	https://finance.yahoo.com/quote/VFC/history/
VSXY	90.78000000	87.29000000	https://finance.yahoo.com/quote/VSXY/history/
WOLF	27.70000000	25.72000000	https://finance.yahoo.com/quote/WOLF/history/

Standard prompt extreme-movers-v11, SHA-256 cb34c087d088506eff1c4e96e1164ca4ef7fa5dad2f5b4df23e3ae93af31961b. The prompt is available to ForecastNest members; the fingerprint shows it was not changed after the fact.

Calculation: extreme-movers-v1.