This is ForecastNest’s 1 day forecast for SOXL, created 2026-09-17 14:29 UTC. The window closed 2026-09-18 14:29 UTC, when SOXL closed at $118.68, up 4.1% from $114.06 when the forecast was made. It traded between $113.28 and $119.71 along the way (-0.7% to +5.0%).
Prediction window: Equity / ETF 1D: the stored target below is authoritative; it may be a session close or an intraday instant.
Prediction time: 2026-09-17 14:29 UTC (9/17/2026, 10:29:23 AM EDT).
Valid until: 2026-09-18 14:29 UTC (9/18/2026, 10:29:23 AM EDT). Target session: 2026-09-18 (New York); During session. Lead time to expiry: 24 elapsed hours. Timing: Regular session. Based on stored prediction time, not verified model execution time.
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4 of the 5 models called a direction, and 1 of those calls were right. Each model is also asked to find the price it was forecasting from when it answers, shown as the dashed line inside its box in the picture below. All models except Claude Opus 5 and DeepSeek V3 found it accurately.
Below are the details.
| Model | Range | Move | Confidence | Price it found | Score | Result |
|---|---|---|---|---|---|---|
| GPT-5.6 Sol | $106.00–$122.50 | -7.3% to +7.2% | 58% | $114.31 | 51.6 | no call |
| Claude Opus 5 | $95.85–$116.10 | -10.0% to +9.0% | 43% | $106.50 | 1.6 | wrong |
| Muse Spark 1.1 | $106.00–$121.00 | -7.3% to +5.9% | 51% | $114.31 | 31.0 | wrong |
| Gemini 1.5 Pro | $104.00–$128.00 | -8.7% to +12.4% | 60% | $113.89 | 81.3 | right |
| DeepSeek V3 | $105.00–$122.00 | -6.7% to +8.4% | 58% | $112.50 | 59.1 | wrong |
How these models have done on SOXL over 1 day
This forecast is settled and is included in the statistics below. The remaining records are forecasts created before 2026-09-17 14:29 UTC. Only settled directional calls count toward accuracy.
| Model | Asked | Still open | No call | Called up | Called down | Right |
|---|---|---|---|---|---|---|
| Gemini 1.5 Pro | 1 | — | 0 | 1 · 1 right | — | 100% (1/1) |
| Claude Sonnet 5 | 1 | — | 0 | 1 · 1 right | — | 100% (1/1) |
| Grok 4.5 | 9 | — | 0 | 7 · 6 right | 2 · 0 right | 67% (6/9) |
| Gemini 1.5 Pro | 12 | — | 2 | 4 · 4 right | 6 · 1 right | 50% (5/10) |
| GPT-5.6 Sol | 9 | — | 2 | 3 · 1 right | 4 · 1 right | 29% (2/7) |
| Muse Spark 1.1 | 5 | — | 0 | 1 · 1 right | 4 · 0 right | 20% (1/5) |
| Claude Opus 5 | 11 | — | 1 | — | 10 · 1 right | 10% (1/10) |
| DeepSeek V3 | 12 | — | 1 | 6 · 1 right | 5 · 0 right | 9% (1/11) |
| GPT-6 | 3 | — | 0 | — | 3 · 0 right | 0% (0/3) |
| GPT-5.6 Luna | 1 | — | 0 | — | 1 · 0 right | 0% (0/1) |
Every published SOXL forecast over 1 day before this question was asked, on 2026-09-17 14:29 UTC, plus this settled forecast. Forecasts created after this question are excluded. Results reflect the settlements available when this article is generated. A day-ahead call and a week-ahead one are counted separately — they are different questions. Only settled forecasts are graded, so open + no call + up + down adds up to asked. “No call” is a range too centred on the price to be pointing anywhere. Accuracy counts only forecasts that have settled, and the count behind it is shown beside it — a single right call is not a 100% record.
What each model said
GPT-5.6 Sol
Result: no call
View full reasoning
(1) What I found: Capital.com showed SOXL at $114.31 when checked immediately after the 2026-09-17 14:29 UTC baseline, approximately 10% above the September 16 regular-session close. StockAnalysis reports that SOXL closed September 16 at $103.97 after trading between $101.06 and $109.32, then reached $110.40 in premarket trading. The stronger live quote indicates that the semiconductor rebound accelerated after the opening bell. Sources: [https://capital.com/en-eu/markets/shares/direxion-daily-semiconductor-bull-3x-shares-share-price](https://capital.com/en-eu/markets/shares/direxion-daily-semiconductor-bull-3x-shares-share-price) and [https://stockanalysis.com/etf/soxl/history/
(2)](https://stockanalysis.com/etf/soxl/history/
%282%29) Market regime: Semiconductor equities are in a sharp rebound after an unusually violent September 14 selloff, when the Philadelphia Semiconductor Index fell about 5.9% amid concerns that AI developers could slow frontier-model development and as the 10-year Treasury yield briefly moved above 5%. The sector subsequently stabilized, and September 16 semiconductor shares showed relative strength even while the broader market declined. On September 17, falling oil prices, slightly lower long-term Treasury yields and a broad technology rebound are providing a favorable short-term environment for this leveraged semiconductor ETF. Sources: [https://www.reuters.com/business/ai-warnings-knock-nasdaq-futures-pressure-tech-stocks-2026-09-14/](https://www.reuters.com/business/ai-warnings-knock-nasdaq-futures-pressure-tech-stocks-2026-09-14/) and [https://www.reuters.com/business/wall-st-futures-rise-fed-rate-hike-lifts-long-standing-overhang-2026-09-17/
(3)](https://www.reuters.com/business/wall-st-futures-rise-fed-rate-hike-lifts-long-standing-overhang-2026-09-17/
%283%29) Price range: I use $106.00-$122.50 for the next one-day window. SOXL is a 3x daily leveraged semiconductor ETF, so a relatively ordinary 2%-3% move in its underlying semiconductor index can translate into a roughly 6%-9% move in SOXL before compounding effects. Recent realized volatility has been exceptionally high: SOXL fell 16.98% on September 14, rose 1.18% on September 15 and rose 1.61% on September 16, while earlier September sessions included moves of -8.03%, +5.23%, +5.11% and +9.87%. The range therefore deliberately allows substantial movement on both sides of the $114.31 reference, with somewhat greater upside because current momentum is positive. Source: [https://stockanalysis.com/etf/soxl/history/
(4)](https://stockanalysis.com/etf/soxl/history/
%284%29) Catalysts inside the window: The main catalysts are Treasury yields, oil prices and continued reassessment of whether the recent AI-chip selloff exaggerated the actual risk to semiconductor demand. Reuters reports that the S&P 500 and Nasdaq were higher on September 17 as Brent crude fell roughly 3%, Treasury pressure eased and Nvidia gained nearly 2%. Separately, analysts cited by Investing.com and MarketWatch reported no evidence of a near-term reduction in AI hardware spending and argued that semiconductor infrastructure demand remains strong. Sources: [https://www.reuters.com/business/wall-st-futures-rise-fed-rate-hike-lifts-long-standing-overhang-2026-09-17/](https://www.reuters.com/business/wall-st-futures-rise-fed-rate-hike-lifts-long-standing-overhang-2026-09-17/), [https://www.investing.com/news/stock-market-news/ai-chip-selloff-overblown-zero-gpu-slowdown-after-anthropic-essay-analyst-says-4901426](https://www.investing.com/news/stock-market-news/ai-chip-selloff-overblown-zero-gpu-slowdown-after-anthropic-essay-analyst-says-4901426) and [https://www.marketwatch.com/story/ai-stocks-are-rebounding-one-analyst-says-theres-no-spending-slowdown-in-sight-8fd99c4b
(5)](https://www.marketwatch.com/story/ai-stocks-are-rebounding-one-analyst-says-theres-no-spending-slowdown-in-sight-8fd99c4b
%285%29) Strongest counter-argument: The principal bearish argument is that today's roughly double-digit SOXL rebound has already absorbed much of the relief from lower yields and oil, leaving the ETF vulnerable to profit-taking. The Federal Reserve has just raised rates to 3.75%-4.00% and indicated that further tightening remains possible, while semiconductor valuations are unusually sensitive to long-duration interest rates. A rapid return toward roughly $108-$110 would indicate that the opening momentum is fading, while sustained strength above the recent September 11 area around $121-$122 would indicate that the rebound has repaired considerably more of the September 14 breakdown than expected. Sources: [https://www.reuters.com/commentary/reuters-open-interest/global-markets-view-usa-2026-09-17/](https://www.reuters.com/commentary/reuters-open-interest/global-markets-view-usa-2026-09-17/) and [https://stockanalysis.com/etf/soxl/history/
(6)](https://stockanalysis.com/etf/soxl/history/
%286%29) Confidence: 58% reflects positive momentum but unusually high path uncertainty. Today's live price, broad semiconductor participation, lower oil prices and easing long-term yields support MILD BULLISH over one day. However, SOXL's 3x daily leverage magnifies both sector moves and intraday reversals, the ETF remains below its September 11 close of $121.82, and the rate environment remains restrictive. Those factors keep the 7-day and 30-day signals neutral despite the stronger short-term setup.
Claude Opus 5
Result: wrong
View full reasoning
(1) What I found, and where, with the anchor caveat first: Investing.com states that as of 17 September SOXL is trading at 103.97 with a previous close of 103.97, the two being identical, which reads as Wednesday's closing level carried forward rather than a live print (investing.com/etfs/direxion-dly-semiconductor-bull-3x). That is consistent with the path I have tracked all week: a $101.13 close on 14 September after a 17% drop, a 15 September session spanning $98.62 to $106.68, and SMH recovering from $541.50 to $551.47 by Wednesday. Direxion's own product page confirms NAV and market price data as of 16 September. For today, the tape is risk-on: Benzinga's 8:43 a.m. ET ticker shows QQQ up 1.58% and Intel extending a 3.22% gain on the SK Hynix foundry report, while Yahoo's SOXL sidebar shows the inverse fund SOXS down 1.94%, which implies a smaller semiconductor gain. Those two readings bracket SOXL somewhere between roughly $106 and $110. I report $106.50 as a derived estimate, not a quote, which is why data_access is 'partial'.
(2) Market regime: a three-session recovery inside an unchanged policy backdrop. Monday's 17% collapse came from an opinion essay on the pace of frontier AI development, not from any change to orders or guidance, and it has been steadily retraced since. The 16 September FOMC delivered a 25 basis point hike to 3.75%-4.00% with a hawkish dot plot, 16 of 18 officials seeing another hike this year and no cuts in 2027, but the market has taken it well: Bloomberg reports Treasuries paring losses with the 2-year at 4.72% and the 10-year and 30-year each about two basis points lower, oil retreating, and jobless claims falling to 196,000. Semiconductors have their own tailwind in the reported SK Hynix negotiation over Intel's Ohio capacity. What has not changed is the instrument's structural drag: ETF Trends, citing VettaFi, notes SOXL had fallen 15.5% in 2026 against roughly 4% for SOXX and SMH, because the daily 3x reset bleeds value in exactly the whipsaw tape this week has produced.
(3) Price range: anchored at $106.50 and placed close to symmetric with a slight downward lean, deliberately rather than by default. This week's realised moves justify a wide band: -17.0% Monday, an 8% intraday span Tuesday, a recovery Wednesday. I am using a daily sigma near 8.5%, giving about -10% to +9%, or $95.85 to $116.10. The reference marks are Tuesday's $98.62 low and $106.68 high, with Monday's $101.13 close in between and Friday 11 September's $121.82 far above. The small asymmetry is mechanical rather than directional: the 3x daily reset imposes a negative drift in choppy conditions regardless of where the index ends up.
(4) Catalysts inside the window: no semiconductor-specific events. Micron's fiscal fourth-quarter report falls in the week of 23 September, outside a window closing at 10:29 ET Friday. The structural feature that matters is Friday 18 September, quarterly triple witching, when index options, index futures and single-stock options expire alongside the quarterly rebalance. SOXL carries one of the most active options markets in the leveraged ETF space, with Barchart having logged implied volatility as high as 123%, so dealer hedging and pinning can dominate ordinary price discovery on such a morning. Any further reporting on the Intel-SK Hynix talks is the other live wire.
(5) Strongest counter-argument, cutting both ways, which is why I abstain on direction: the bullish case is that three consecutive sessions of recovery on a genuine commercial catalyst, with yields and oil both easing, is a coherent trend rather than a bounce, and a 3x fund extends that violently. The bearish case is that roughly 5% of the move is already in my anchor before the window opens, so upside requires continuation rather than stabilisation, and the policy path got worse rather than better, with Goldman Sachs already expecting another 25 basis point hike in October. Semiconductors are the longest-duration equity exposure in the market. A sustained move above $116 would argue the recovery has legs; a slide back through $98.62 would say Monday's verdict stands.
(6) Why 43%: the lowest in this set, and honestly so. The anchor is derived, not quoted, and my two sources this morning imply levels four dollars apart, which is a real spread on a fund this leveraged. Layer on roughly 8.5% daily sigma, a 3x daily reset that makes the intraday path matter as much as the endpoint, and a triple-witching morning where options mechanics can override fundamentals, and precision would be invented rather than earned. A wide range and an explicit abstention on direction, at 43%, describes what I actually know.
Muse Spark 1.1
Result: wrong
View full reasoning
(1) What you found, and where: Finnhub reports SOXL Current Price $114.31 Open $113.33 High $115.48 Low $112.0101 Previous Close $103.97 Change +10.34 +9.9452% Sep 17. TradingView reports SOXL trades at $117.28 today risen 9.87% 24h NAV $106.86 fallen -18.59% past month AUM $18.25B. YCharts total return $103.95 Sep 16 2026. ApexVol Sep 17 reports 30-day IV 108.8% 1-year IV percentile 50 middle range, last close $102.32 -17.3% 1-week move options volume 340,048 open interest 1,634,773. Motley Fool notes SOXL down 15% through 12:10pm when holdings red.
(2) The current market regime as you read it: Rebound post-Fed hike. Fed voted 12-0 Sep 16 to 3.75-4.00% per Cambridge, SPY close $754.20 Sep 16. SOXL beta 5.93 per Finnhub high sensitivity. Sep 16 total return $103.95 vs $114.31 Sep 17 +9.9% bounce after -17.3% weekly drop per ApexVol. IV 108.8% elevated but percentile 50 neutral. Semis benefit if hike seen as one-and-done and yields stabilize.
(3) Price range justification, with the levels and volatility you are using: Anchored to $114.31 live Sep 17 and $117.28 TradingView. Using day range $112.01-$115.48 and previous close $103.97. IV 108.8% implies daily move ~6-7% = ~$7-8. Lower $106 near $103.97 previous close and -7.3% downside if hawkish follow-through, upper $121 +5.9% toward $117.86 day high per Kraken $109.73-$117.86 range. Slight upside skew due to +9.94% momentum and -17.3% washout bounce.
(4) Scheduled or likely catalysts inside the window: Window Sep 17 14:29 UTC 24h covers post-FOMC digestion Sep 17-18. No SOXL earnings, but NVDA/AMD SOXX moves and Fed Warsh comments. Options expiry volume 340k per ApexVol could drive gamma.
(5) The strongest counter-argument, and what would invalidate your call: Bear case: hawkish Warsh guiding more hikes and real yields up could push SOXL back toward $106 $103.97 low as triple losses per Motley Fool. Bull case: dovish hold narrative could squeeze toward $121+. Invalidation: close below $104 or above $122 would negate mild bullish.
(6) Why your confidence is the number it is: Confidence 51% reflects live price $114.31 dated Sep 17 after baseline with corroborating $117.28 TradingView same day, but 3x leveraged with 108.8% IV extremely noisy post-Fed. Labeling live because quotes are same-day after window start.
Gemini 1.5 Pro
Result: right
View full reasoning
(1) Data sources: I retrieved live market data showing SOXL trading at $113.89 as of 14:29 UTC on September 17, 2026. I also incorporated broader market context regarding the post-FOMC relief rally and strong initial jobless claims data.
(2) Market regime: The market is in a sharp risk-on relief rally following yesterday's Federal Reserve interest rate hike and hawkish commentary. Easing recessionary fears-bolstered by stronger-than-expected labor data this morning-have prompted a massive rotation back into high-growth and semiconductor equities, shrugging off the higher rate environment.
(3) Price range justification: I project a 24-hour range of $104.00-$128.00. SOXL has gapped up nearly 10% intraday, showing immense bullish momentum. Given its 3x leverage, continued short-covering and dip-buying could push the ETF toward the $125 to $128 resistance zone. However, if the rally loses steam, a gap fill back toward yesterday's close near $104 remains a technical possibility.
(4) Scheduled catalysts inside the window: The primary driver over the next 24 hours will be the market's ongoing digestion of the Fed's new economic projections and dot plot, alongside institutional repositioning as the initial jobless claims data eases hard landing fears.
(5) The strongest counter-argument: The rapid intraday surge leaves SOXL highly vulnerable to sudden profit-taking. If bond yields continue to climb (with the 10-year Treasury yield nearing 5%), the weight of higher borrowing costs could abruptly choke off the tech rally, triggering a violent mean-reversion selloff back down to $104.
(6) Why your confidence is the number it is: My confidence is 60%. While the immediate price action is extremely bullish, holding a 3x leveraged semiconductor ETF during a volatile post-FOMC trading window carries massive whipsaw risk, making short-term directional conviction inherently low.
DeepSeek V3
Result: wrong
View full reasoning
(1) What I found and where: SOXL closed at $103.97 on September 16, up 1.61%, after a brutal 16.98% single-day crash to $101.13 on September 14. In pre-market trading on September 17, the ETF surged roughly 6.1% to $110.32 (Tokocrypto News, citing market data), and Korean outlet TokenPost reported SOXL up 9.14% intraday. The Philadelphia Semiconductor Index opened up 3.05% at 11,588.66, with Micron +3.9%, Intel +4.6%, AMD +3.9%, and Nvidia +1.8% (Gelonghui, September 17). Micron is SOXL's largest holding, followed by AMD and Nvidia (Direxion fund data via Yahoo Finance).
(2) Market regime: Extreme volatility following a sector-wide AI sentiment shock. On September 14, Elon Musk, Dario Amodei, and Sam Altman all publicly warned about the pace of AI development, triggering a sharp sell-off in semiconductor names and sending SOXL down nearly 17% in a single session (Yahoo Finance/Motley Fool). That fear has partially reversed: the Fed's 25bp rate hike to 3.75-4.00% on September 17 (CNBC TV18) was widely anticipated, and markets rallied on the news. The Philly Semi Index is bouncing hard off oversold levels, and Korean retail investors had already net-bought $431 million of SOXL in early September (KuCoin/Daum), suggesting dip-buying interest remains strong.
(3) Price range justification: My anchor is the September 16 close of $103.97 and the September 17 pre-market surge to $110.32. The rally likely extended into the regular session given the 3%+ move in the underlying index. Using the options market's own pricing: the September 18 expiry carries an implied volatility of 127.65% and an expected move of ±$18.21, or ±14.94% (Stocknear options chain data). That implies a one-day range of roughly $94 to $131 from a $112.50 mid-point. I have narrowed my range to $105-$122, reflecting my view that the initial explosive rebound leg may face resistance near the $120-128 zone that capped prior rallies (per community technical analysis on KuCoin and Gate). Support sits near the $99.80 rejection level identified on September 14 and the $101-103 area of the recent close.
(4) Catalysts inside the window: The September 18 quarterly options expiry (quad witching) is the dominant scheduled event, with heavy open interest at the $115-116 strike for both calls and puts (Stocknear). Micron's fiscal Q4 earnings are scheduled for September 30, outside the window, but pre-earnings positioning and analyst previews (Goldman Sachs forecast $51.9B revenue and $32.54 EPS, per KuCoin) could generate headlines. No major macroeconomic data releases are scheduled for September 18 in the US (De Aandeelhouder economic calendar).
(5) Counter-argument and invalidation: The strongest bear case is that this is a dead-cat bounce within a damaged trend. SOXL is still down roughly 63% from its June 22 high of $302, and the AI-slowdown narrative has not been definitively refuted. A close back below $100 would signal that the September 14 crash was not fully absorbed, and a failure at the $120-128 resistance would confirm the lower-highs pattern visible since early September. The Fed's hawkish pivot to a 3.75-4.00% range is also a structural headwind for high-multiple semiconductor names, even if the initial market reaction was positive.
(6) Confidence rationale: 58% reflects genuine two-sided risk. The pre-market surge is real and the underlying index is up 3%+, which strongly favours an up day. However, leveraged ETFs amplify reversals, the options market is pricing an enormous ±15% expected move, and a single-session forecast for a 3x instrument is inherently noisy. I am leaning bullish for the immediate session but acknowledge that the range is wide and the outcome is far from certain.
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