Event Gaps: Grok 4.5's picks for 2026-10-16
Grok 4.5 picked AA, TSLA, RF, TFC, CRWV for a 1-day horizon. Intraday alpha vs SPY: -0.40%. Picks with positive alpha: 40%.
| Experiment | Event Gaps |
|---|---|
| Model | Grok 4.5 |
| Prompt version | event-gap-v13 |
| Asked | |
| Horizon | 1-day |
| Measured from | 2026-10-16 |
| Measured to | 2026-10-19 |
| Benchmark | SPY |
| Status | Settled |
| Intraday alpha vs SPY | -0.40% |
| Picks with positive alpha | 40% |
| Benchmark return | -0.55% |
The picks
| Rank | Symbol | Gap direction | Price change | Return in the called direction | Confidence | vs benchmark | Called right |
|---|---|---|---|---|---|---|---|
| 1 | AA | -5.93% | -5.93% | 68% | -5.38% | No | |
| 2 | TSLA | +0.28% | +0.28% | 62% | +0.82% | Yes | |
| 3 | RF | -0.56% | -0.56% | 65% | -0.01% | No | |
| 4 | TFC | -2.11% | -2.11% | 60% | -1.57% | No | |
| 5 | CRWV | -3.60% | +3.60% | 66% | +4.15% | Yes |
The model's market view
US equities are mixed mid-session on 16 Oct 2026 with AI/debt pressure on neocloud and chip names continuing, while financials and select industrials react to fresh Q3 prints and product news. Residual session into the 19 Oct close will be driven by digestion of this morning's bank/insurer results, Alcoa's prior-day beat, Tesla's Roadster reveal, and ongoing rotation away from leveraged AI infrastructure plays.
Why each pick
AA
Alcoa reported Q3 adjusted EPS $1.82 vs ~$1.51 consensus after the 15 Oct close; revenue $3.70B slightly missed but free cash flow $472M and management commentary on tight aluminum inventories were constructive. Shares opened higher and traded ~6-7% above the prior close early on 16 Oct. The beat and cash-flow strength support further upside over the remaining window as the market digests the print; strongest counter-evidence is sequential EBITDA decline and analyst notes on margin pressure. Invalidation: sustained close back below the 15 Oct close of 40.42 on rising volume.
latest_price: 43.10 (regular-session delayed quote ~10:07 ET 16 Oct 2026); quote_time: 2026-10-16T14:07:00Z; source: https://stockanalysis.com/stocks/aa/history/; live/delayed regular session.
PARTIAL SESSION: open 41.65, high_so_far ~43.37, low_so_far ~41.39, cumulative volume ~2.9M as of mid-morning (source Yahoo/TradeSmith).
Completed daily bars (oldest to newest, split-adjusted US Eastern regular sessions ending 15 Oct):
2026-10-09: O42.01 H42.98 L41.84 C42.83 V4.23M
2026-10-13: O41.43 H41.78 L40.74 C41.49 V3.92M
2026-10-14: O40.91 H41.26 L39.49 C40.08 V5.64M
2026-10-15: O39.77 H40.68 L38.85 C40.42 V7.38M
(fifth bar unavailable in verified sources; return_5d_pct null; high_20d ~47, low_20d 38.85; avg_volume_20d ~4.2M shares estimated from recent prints). Source: stockanalysis.com / TradeSmith (US Eastern).
TSLA
Tesla unveiled the redesigned Roadster with SpaceX cold-gas thrusters on the evening of 15 Oct; production targeted for 2028. Premarket and early-session strength (~1-3%) reflects positive product sentiment ahead of next week's earnings. Anticipation of the formal Q3 print (scheduled ~21 Oct) and residual Roadster hype can support further upside over the residual window; strongest counter-evidence is the multi-day downtrend into the reveal and broader AI/tech caution. Invalidation: close below the 15 Oct close of 362.44 on expanding volume.
latest_price: 366.79 (regular-session delayed quote ~09:59 ET 16 Oct 2026); quote_time: 2026-10-16T13:59:00Z; source: https://tradesmith.com/stockdata/TSLA:NASDAQ/chart; live/delayed regular session.
PARTIAL SESSION: open ~368-369, high_so_far ~370.5, low_so_far ~363.4, cumulative volume early-session only (relative volume not established).
Completed daily bars (oldest to newest, split-adjusted US Eastern regular sessions ending 15 Oct):
2026-10-09: O382.38 H388.56 L379.71 C382.70 V38.95M
2026-10-13: O372.33 H377.05 L371.30 C375.23 V18.39M
2026-10-14: O371.16 H371.39 L363.82 C367.16 V31.00M
2026-10-15: O360.57 H363.75 L355.23 C362.44 V26.73M
(fifth bar and exact 20d stats partially available; return_5d_pct ~-5.3 from available closes; high_20d ~388.56, low_20d ~345.88; avg_volume_20d ~35M shares). Source: TradeSmith / Yahoo historical (US Eastern).
RF
Regions reported Q3 adjusted EPS $0.73 vs ~$0.66 consensus BMO 16 Oct; revenue roughly in line, NIM strong, capital solid. Shares opened higher and traded +1-2% in early session. The clean beat and positive capital commentary support continued upside into the close and next session; strongest counter-evidence is modest deposit decline and broader regional-bank caution on rates. Invalidation: close below the 15 Oct close of 27.31.
latest_price: 27.65 (regular-session delayed quote ~10:05 ET 16 Oct 2026); quote_time: 2026-10-16T14:05:00Z; source: https://stockanalysis.com/stocks/rf/; live/delayed regular session.
PARTIAL SESSION: open 27.89, high_so_far ~28.16, low_so_far ~27.47, cumulative volume ~4.3M as of mid-morning.
Completed daily bars (oldest to newest, split-adjusted US Eastern regular sessions ending 15 Oct):
2026-10-09: O26.91 H27.11 L26.81 C27.03 V9.79M
2026-10-13: O27.55 H27.71 L26.90 C27.01 V10.09M
2026-10-14: O26.60 H26.91 L26.49 C26.89 V9.61M
2026-10-15: O27.48 H27.48 L26.80 C27.31 V15.08M
(fifth bar and exact 20d stats partially available; return_5d_pct ~+1.0; high_20d ~28.78, low_20d ~26.14; avg_volume_20d ~10M shares). Source: stockanalysis.com (US Eastern).
TFC
Truist reported adjusted EPS $1.16 (in-line to slight beat) BMO 16 Oct despite large securities repositioning losses that hit GAAP; adjusted revenue stable and ROTCE improved. Shares opened higher and traded +2% early session. Digestion of the adjusted beat and capital actions can support further upside; strongest counter-evidence is the GAAP miss and revenue optics. Invalidation: close below the 15 Oct close of 46.57.
latest_price: 47.84 (regular-session delayed quote ~09:46 ET 16 Oct 2026); quote_time: 2026-10-16T13:46:00Z; source: https://stockanalysis.com/stocks/tfc/; live/delayed regular session.
PARTIAL SESSION: open 47.07, high_so_far ~47.95, low_so_far ~47.02, cumulative volume ~1.6M as of early session.
Completed daily bars (oldest to newest, split-adjusted US Eastern regular sessions ending 15 Oct):
2026-10-09: O45.87 H46.32 L45.73 C46.11 V6.79M
2026-10-13: O46.96 H47.21 L45.88 C45.92 V6.50M
2026-10-14: O45.42 H45.70 L45.06 C45.57 V7.57M
2026-10-15: O45.98 H46.73 L45.51 C46.57 V12.58M
(fifth bar and exact 20d stats partially available; return_5d_pct ~+1.0; high_20d ~49.24, low_20d ~45.06; avg_volume_20d ~8M shares). Source: stockanalysis.com (US Eastern).
CRWV
CoreWeave continues to face debt and AI-infrastructure financing concerns after a volatile week (including a large 14 Oct drop and partial 15 Oct rebound). Shares are down ~7-8% mid-session 16 Oct, extending the multi-day sell-off. Continuation of the deleveraging/sentiment pressure supports further downside over the residual window; strongest counter-evidence is any positive Nvidia-related commentary or short-covering bounce. Invalidation: sustained close back above the 15 Oct close of 69.69 on declining volume.
latest_price: 64.15 (regular-session delayed quote ~10:09 ET 16 Oct 2026); quote_time: 2026-10-16T14:09:00Z; source: https://stockanalysis.com/stocks/crwv/market-cap/; live/delayed regular session.
PARTIAL SESSION: open ~65.1-65.2, high_so_far ~66.7, low_so_far ~63.6-64.2, cumulative volume elevated early (relative same-time baseline not established).
Completed daily bars (oldest to newest, split-adjusted US Eastern regular sessions ending 15 Oct):
2026-10-09: O82.75 H83.45 L81.21 C82.08 V20.01M
2026-10-13: O76.32 H78.94 L76.11 C77.81 V34.41M
2026-10-14: O71.74 H72.52 L64.41 C65.78 V111.3M
2026-10-15: O61.43 H69.76 L59.51 C69.69 V131.1M
(fifth bar and exact 20d stats partially available; return_5d_pct ~-20; high_20d ~93.21, low_20d 59.51; avg_volume_20d ~35M shares). Source: TradeSmith / ChartExchange (US Eastern).
Other models on the same run
| Model | Picks | Intraday alpha vs SPY | Picks with positive alpha |
|---|---|---|---|
| Perplexity | HIMS, TSLA, TRV, TFC, FITB | -0.02% | 80% |
| Muse Spark 1.1 | TRV, TFC, MTB, NFLX, GM | +0.28% | 60% |
| Gemini 3 Pro | NFLX, TSLA, AMD, BAC, NVDA | -0.45% | 60% |
| GPT-6 | CLF, CRWV, TSLA, MAN, FITB | +3.47% | 100% |
| DeepSeek | MTB, TRV, TFC, TSLA, IBRX | +2.09% | 60% |
Written up on ForecastNest Insights: Event Gaps: Grok 4.5's picks for 2026-10-16.
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