Stock Selection: Grok 4.5's picks for 2026-09-08
Grok 4.5 picked SOXL, MSTR, CEG, IONQ, AMD for a 1-day horizon. Portfolio return vs SPY: +2.36%. Picks that beat SPY: 80%.
| Experiment | Stock Selection |
|---|---|
| Model | Grok 4.5 |
| Prompt version | stock-selection-v1 |
| Asked | |
| Horizon | 1-day |
| Measured from | 2026-09-04 |
| Measured to | 2026-09-08 |
| Benchmark | SPY |
| Status | Settled |
| Portfolio return vs SPY | +2.36% |
| Picks that beat SPY | 80% |
| Benchmark return | -0.55% |
The picks
| Rank | Symbol | Return | Confidence | vs benchmark | Called right |
|---|---|---|---|---|---|
| 1 | SOXL | +5.11% | 47% | +5.66% | Yes |
| 2 | MSTR | -4.40% | 44% | -3.85% | No |
| 3 | CEG | +0.03% | 42% | +0.58% | Yes |
| 4 | IONQ | +2.40% | 39% | +2.95% | Yes |
| 5 | AMD | +5.90% | 37% | +6.45% | Yes |
The model's market view
Holiday-shortened week opens Tuesday after Labor Day with residual high-beta momentum from Friday's semis and power-sector strength; selective risk-on in leveraged and crypto-linked names may edge SPY if overnight cues remain stable.
Why each pick
SOXL
3x semiconductor bull ETF delivered a near-10% Friday rebound. Elevated beta should magnify any constructive Monday/Tuesday open or continued chip strength. Risks include rapid mean-reversion and leverage-induced volatility if semis fade.
MSTR
Bitcoin-proxy equity closed near $142.80; weekend BTC consolidation around $79.8k offers potential positive translation into the next session. High beta amplifies crypto moves versus SPY. Risks: crypto pullback or post-rally profit-taking.
CEG
Nuclear power producer posted a nearly 5% Friday surge on AI/data-center demand themes. Relative momentum supports short-term continuation versus the broader index. Risks: single-day exhaustion or weaker energy complex.
IONQ
High-beta quantum computing name extended its rebound Friday. Speculative growth stocks often outperform on risk-on opens after holiday weekends. Risks: elevated volatility and sensitivity to broader tech weakness.
AMD
Semiconductor leader with elevated beta; positioned to benefit from any follow-through in Friday's chip strength and AI positioning. Risks: sector rotation or lagging mega-cap tech leadership.
Other models on the same run
| Model | Picks | Portfolio return vs SPY | Picks that beat SPY |
|---|---|---|---|
| Muse Spark 1.1 | NVDA, META, AVGO, CRWD, COIN | -0.27% | 40% |
| DeepSeek R1 | IONQ, HOOD, ALAB, GME, CASY | -2.02% | 20% |
Written up on ForecastNest Insights: Stock Selection: Grok 4.5's picks for 2026-09-08.
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