Stock Selection: Perplexity's picks for 2026-10-15
Perplexity picked WMT, LMT, EAT, TT, KMX for a 1-day horizon. Portfolio return vs SPY: +1.82%. Picks that beat SPY: 60%.
| Experiment | Stock Selection |
|---|---|
| Model | Perplexity |
| Prompt version | stock-selection-v8 |
| Asked | |
| Horizon | 1-day |
| Measured from | 2026-10-15 |
| Measured to | 2026-10-16 |
| Benchmark | SPY |
| Status | Settled |
| Portfolio return vs SPY | +1.82% |
| Picks that beat SPY | 60% |
| Benchmark return | -0.17% |
The picks
| Rank | Symbol | Return | Confidence | vs benchmark | Called right |
|---|---|---|---|---|---|
| 1 | WMT | -0.19% | 68% | -0.01% | No |
| 2 | LMT | +2.88% | 62% | +3.05% | Yes |
| 3 | EAT | -0.54% | 58% | -0.37% | No |
| 4 | TT | +2.18% | 52% | +2.36% | Yes |
| 5 | KMX | +3.91% | 48% | +4.08% | Yes |
The model's market view
For the one-session window, I favor fresh positive catalysts and defensive/quality exposure over the broad market: new analyst upgrades at WMT, EAT, TT, KMX, and LMT provide identifiable near-term attention, while LMT and WMT also add low-beta ballast. The principal risk is a broad risk-off session that overwhelms single-stock catalysts.
Why each pick
WMT
Thesis: Deutsche Bank upgraded Walmart to Buy from Hold and raised its target to $136 from $113, citing a more favorable setup into 2027. The stock closed Oct 14 up 3.46% at $116.16 and traded at $119.50, up another 2.88%, in Oct 15 pre-market, showing early follow-through. Its low 0.58 beta and defensive staples profile reduce the chance that a broad market decline fully erases the catalyst. Risks: much of the upgrade news may already be priced in, and a fade below the Oct 14 close of $116.16 would signal failed continuation. Latest quote: $119.50, pre-market, Oct 15, 2026, 7:08 AM EDT, live/pre-market per StockAnalysis.
LMT
Thesis: Lockheed Martin was upgraded to Buy from Hold by Vertical Research with a $600 target after a selloff, and the company simultaneously announced an expansion of advanced munitions manufacturing in Texas. The stock rose 3.61% to $522.23 on Oct 14 and was at $525.00 in Oct 15 pre-market, indicating positive momentum. Its 0.10 beta makes it comparatively resilient if the wider market weakens. Risks: Bernstein cut its target to $564 from $629 on Oct 14, and the shares remain well below their 52-week high, so sentiment is mixed; a reversal below the Oct 14 close would invalidate the continuation thesis. Latest quote: $525.00, pre-market, Oct 15, 2026, 7:14 AM EDT, live/pre-market per StockAnalysis.
EAT
Thesis: Jefferies upgraded Brinker to Buy from Hold and raised its target to $255 from $230, citing a clear transition in the investment case. The stock closed Oct 14 up 0.93% at $204.24 and was unchanged after hours, suggesting the upgrade was not aggressively priced in. Consensus is Strong Buy with a $263.73 target, and Q3 earnings on Oct 28 provide a nearby catalyst. Risks: the move may be limited because Northcoast upgraded the stock only weeks earlier, and a decline below the Oct 14 low of $198.41 would negate the thesis. Latest verifiable quote: $204.24, Oct 14 regular-session close; after-hours quote was unchanged at $204.24 at 5:49 PM EDT, per StockAnalysis.
TT
Thesis: Goldman Sachs upgraded Trane Technologies to Buy from Neutral and raised its target to $565 from $548, citing upside to earnings estimates. The stock fell 1.41% to $471.29 on Oct 14 despite the upgrade, leaving room for a rebound as the fundamentally framed call is digested; it traded at $470.05 after hours. JPMorgan and Wells Fargo also recently resumed/launched positive coverage, reinforcing the bullish revision cluster. Risks: the Oct 14 decline shows the market initially prioritized broader industrial pressure over the upgrade, and a sustained move below the Oct 14 low of $466.59 would invalidate the rebound thesis. Latest verifiable quote: $470.05, after-hours, Oct 14, 2026, 7:59 PM EDT, per StockAnalysis.
KMX
Thesis: CarMax received an upgrade to Buy from Underperform with a price objective raised to $65 from $50, as reported by CNBC on Oct 15. The stock closed Oct 14 down 1.95% at $49.82 but stabilized at $50.01 in Oct 15 pre-market. The upgrade follows a strong fiscal Q2 report with revenue up 19.5%, retail units up 13.8%, and a planned resumption of buybacks, giving the rating change a fundamental backdrop rather than being purely sentiment-driven. Risks: consensus remains Hold, the stock fell after earnings despite the beat, and a move below the Oct 14 low of $49.05 would negate the rebound thesis. Latest quote: $50.01, pre-market, Oct 15, 2026, 5:13 AM EDT, live/pre-market per StockAnalysis.
Other models on the same run
| Model | Picks | Portfolio return vs SPY | Picks that beat SPY |
|---|---|---|---|
| Muse Spark 1.1 | KMX, ZION, ALB, DELL, TT | +1.36% | 60% |
| Gemini 2.5 Flash | NEM, GLD, WMT, MRNA, BAC | -0.78% | 60% |
| Grok 4.5 | WMT, CROX, PAG, ERIC, TRU | +1.03% | 60% |
| DeepSeek | WMT, ERIC, KMX, CROX, REGN | +1.20% | 40% |
| GPT-6 | WMT, PG, MRSH, GLD, NKE | +0.30% | 60% |
Written up on ForecastNest Insights: Stock Selection: Perplexity's picks for 2026-10-15.
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