Extreme Movers: Muse Spark 1.1's picks for 2026-09-08
Muse Spark 1.1 picked LULU, PATH, CBRS, SNDK, AEHR for a 1-day horizon. Average directional return: +1.09%. Directions called correctly: 40%.
| Experiment | Extreme Movers |
|---|---|
| Model | Muse Spark 1.1 |
| Prompt version | extreme-movers-v2 |
| Asked | |
| Horizon | 1-day |
| Measured from | 2026-09-04 |
| Measured to | 2026-09-08 |
| Benchmark | SPY |
| Status | Settled |
| Average directional return | +1.09% |
| Directions called correctly | 40% |
| Benchmark return | -0.55% |
The picks
| Rank | Symbol | Direction | Price change | Return in the called direction | Confidence | vs benchmark | Called right |
|---|---|---|---|---|---|---|---|
| 1 | LULU | down | +2.56% | -2.56% | 78% | -2.02% | No |
| 2 | PATH | down | -7.77% | +7.77% | 72% | +8.32% | Yes |
| 3 | CBRS | up | -4.89% | -4.89% | 75% | -4.34% | No |
| 4 | SNDK | up | -0.12% | -0.12% | 74% | +0.43% | No |
| 5 | AEHR | up | +5.25% | +5.25% | 70% | +5.80% | Yes |
The model's market view
Sep 4 was risk-off after hot jobs report pushing yields up, but AI memory and test names surged. Biggest movers were split: distressed retail and automation (LULU -17.38%, PATH -16.63% on earnings misses and guidance cuts) and AI infrastructure (CBRS +10.3% on Finland data center, SNDK +11.9% memory pricing, AEHR +13.1% on AI chip test demand). Momentum likely persists into Sep 8 with continuation favored as catalysts are substantive and not yet fully priced, while oversold losers face tax-loss and de-grossing pressure.
Why each pick
LULU
LULU is top loser Sep 4 -17.38% to $100.61 (prev close $121.77) after Q2 revenue -4% YoY, comp -9%, and FY EPS cut to $9.48-9.73 from $10.95-11.15. Substantive fundamental deterioration in US and China, 5th straight NA decline, leggings -20%. Market cap ~$11.24B passes $1B threshold. Oversold but no turnaround catalyst until new CEO Sep 8; expect continuation down on target session as guidance de-risk continues.
PATH
PATH collapsed -16.63% to $15.19 (prev $18.22) after Q2 EPS $0.09 missed $0.15 by 40%. Substantive miss despite AI orchestration narrative. Market cap ~$7.87B. Heavy volume 104M vs avg. No buyback support. Continuation down favored as estimates cut and RSI breakdown; speculative bounce risk but fundamental catalyst points to further selling into Sep 8.
CBRS
CBRS gained +10.2972% to $210.05 (prev $190.44) on Sep 4, Finnhub current price $210.05. Catalyst substantive: announced new AI data center in Mikkeli Finland and 12% intraday surge, extending 2-day win streak. Memory/AI infra momentum with 5-day +17.29%. Market cap ~$49.9B per WallStreetZen and ~$47B finnhub snapshot, well above $1B. Expect continuation up on momentum chase into Sep 8.
SNDK
SNDK surged +11.9% to $1740.00 from $1554.99 Sep 4, midday winners list confirms $SNDK as top gainer. Catalyst substantive: NAND pricing strength, AI storage demand, +43.54% 1-month. Market cap $254.77B passes filter. Reference price $1740 from historical data and finnhub. Despite parabolic YTD +633%, trend is strong; continuation up favored as memory stocks KLAC, AEHR also strong same day.
AEHR
AEHR jumped +13.1% to $86.26 from $76.27 Sep 4 (9.99 point change). Catalyst substantive and speculative mix: $41M AI chip testing order for Sonoma/FOX-XP systems, AI orders offsetting revenue miss. Market cap $2.81B at close per Stockopedia and finnhub 2813.84M. YTD +327%. Continuation up expected as order validates AI burn-in demand, short interest high.
Other models on the same run
| Model | Picks | Average directional return | Directions called correctly |
|---|---|---|---|
| GPT-5.6 Sol | NX, GWRE, PATH, FICO, LULU | -4.27% | 0% |
| Grok 4.5 | NX, SNDK, GWRE, LULU, PATH | -3.25% | 20% |
| DeepSeek R1 | LULU, FICO, PATH, SNDK, ALAB | +0.39% | 80% |
| Gemini 1.5 Pro | ALAB, LULU, TYRA, PATH, GWRE | -3.23% | 20% |
Written up on ForecastNest Insights: Extreme Movers: Muse Spark 1.1's picks for 2026-09-08.
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