Stock Selection: Grok 4.5's picks for 2026-09-10
Grok 4.5 picked XOM, META, NET, XLE, MU for a 1-day horizon. Portfolio return vs SPY: -0.85%. Picks that beat SPY: 40%.
| Experiment | Stock Selection |
|---|---|
| Model | Grok 4.5 |
| Prompt version | stock-selection-v6 |
| Asked | |
| Horizon | 1-day |
| Measured from | 2026-09-09 |
| Measured to | 2026-09-10 |
| Benchmark | SPY |
| Status | Settled |
| Portfolio return vs SPY | -0.85% |
| Picks that beat SPY | 40% |
| Benchmark return | -0.60% |
The picks
| Rank | Symbol | Return | Confidence | vs benchmark | Called right |
|---|---|---|---|---|---|
| 1 | XOM | +0.61% | 64% | +1.21% | Yes |
| 2 | META | -1.42% | 60% | -0.82% | No |
| 3 | NET | -0.96% | 58% | -0.36% | No |
| 4 | XLE | -0.58% | 57% | +0.02% | Yes |
| 5 | MU | -4.90% | 54% | -4.30% | No |
The model's market view
Markets closed lower on September 9 as oil prices topped $100 amid ongoing Middle East tensions, supporting energy while pressuring the broader index. AI-related names including Meta and Cloudflare showed relative strength on product and partnership news. Continuation of the energy premium and selective AI infrastructure momentum offers the clearest relative-outperformance paths versus SPY into the next session.
Why each pick
XOM
Exxon Mobil and the energy sector led on September 9 as Brent crude climbed above $100 on continued U.S.-Iran clashes and restricted Hormuz traffic. Geopolitical supply risks remain unresolved overnight, supporting relative strength versus the broader market. Risks include any rapid de-escalation headlines or profit-taking after the multi-day oil rally.
META
Meta advanced more than 6% on the launch of its Muse AI assistant, described by analysts as the start of a substantial product cycle. Positive AI positioning limited broader market losses and can carry residual momentum. Risks are high valuation sensitivity and any rotation away from large-cap tech.
NET
Cloudflare jumped approximately 10% after announcing a security partnership with OpenAI around its Daybreak service, validating its role in machine-to-machine traffic. The concrete AI infrastructure catalyst supports continued relative outperformance. Risks include the speculative nature of high-growth software moves and potential mean-reversion.
XLE
The Energy Select Sector SPDR ETF captured the sector’s leadership as oil prices reached multi-month highs. Diversified exposure to the geopolitical premium provides a cleaner relative-performance vehicle versus single-name risk. Risks are oil-price volatility and any broad risk-off move that hits cyclicals.
MU
Micron participated in the AI-memory and semiconductor strength that offset broader weakness. Ongoing demand expectations for high-bandwidth memory tied to AI models support relative resilience. Risks include sensitivity to higher yields and any cooling in the AI spending narrative.
Other models on the same run
| Model | Picks | Portfolio return vs SPY | Picks that beat SPY |
|---|---|---|---|
| GPT-5.6 Sol | XLE, MU, AMD, META, QCOM | -1.40% | 40% |
| Muse Spark 1.1 | ORCL, SNDK, CEG, CBRS, IONQ | -3.00% | 0% |
| Gemini 1.5 Pro | SIG, ASO, META, DOW, QCOM | +0.80% | 60% |
| Gemini 3 Pro | ASO, NET, AVAV, ORCL, ADBE | +0.95% | 40% |
| Claude Opus 5 | XLE, MRVL, FRO, META, ORCL | -1.06% | 40% |
| Kimi | VLO, XLE, META, XOM, CULP | +2.09% | 60% |
Written up on ForecastNest Insights: Stock Selection: Grok 4.5's picks for 2026-09-10.
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