Author
@ALEXEIMARTOV ALEXEIMARTOV
grade Ax.com/ALEXEIMARTOV ↗
PM running a long/short book on the AI-memory cycle with primary-data rigor
Discloses and reasons through a real long/short equity portf
trader score
-0.74
hit rate
50%
mean α
-0.91%
signals 14d
56
Grade = how their written analysis reads (A best). Trader score = how their last-20 timestamped calls performed vs SPY.
Their picks, scored
Across their last 20 scored bets: 50% hit rate, -0.91% mean alpha, trader score -0.74. Their last-14d mentions, direction-adjusted, have moved +0.3% since posting (mean over 28 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-08-28 | SNDK | @ALEXEIMARTOV | +0.00 | States SanDisk and Kioxia NAND share the same production facility | — | tweet ↗ |
| 2026-08-28 | IWM | @ALEXEIMARTOV | -0.45 | Discloses an existing small IWM put position | — | tweet ↗ |
| 2026-08-27 | · | @ALEXEIMARTOV | · | Argues human-plus-Codex currently outperforms Codex alone but the capability gap may close over time. | · | tweet ↗ |
| 2026-08-26 | CRWD | @ALEXEIMARTOV | -0.60 | Author discloses a short and argues cyber valuations overlook competition and irrational assumptions. | +15.4% | tweet ↗ |
| 2026-08-25 | TWST | @ALEXEIMARTOV | +0.60 | Retrospectively says the next TWST winner was TWST itself. | -6.6% | tweet ↗ |
| 2026-08-24 | BDSX | @ALEXEIMARTOV | +0.75 | Author owns BDSX and presents a bullish growth, margin, valuation and potential-buyout thesis. | · | tweet ↗ |
| 2026-08-23 | · | @ALEXEIMARTOV | · | Interprets an unnamed company's concern as fear of downstream demand collapse. | · | tweet ↗ |
| 2026-08-23 | VCYT | @ALEXEIMARTOV | +0.25 | Discloses having previously owned VCYT and EXAS and calls them good names. | · | tweet ↗ |
| 2026-08-23 | EXAS | @ALEXEIMARTOV | +0.25 | Discloses having previously owned VCYT and EXAS and calls them good names. | · | tweet ↗ |
| 2026-08-23 | GOOGL | @ALEXEIMARTOV | +0.25 | Argues Google shifted from buybacks toward raising capital because AI cloud is strategically attractive. | +0.5% | tweet ↗ |
| 2026-08-23 | MTUM | @ALEXEIMARTOV | -0.25 | Discloses an existing profitable MTUM short used to reduce AI beta and considers KORU as an alternative. | -1.8% | tweet ↗ |
| 2026-08-23 | KORU | @ALEXEIMARTOV | -0.10 | Discloses an existing profitable MTUM short used to reduce AI beta and considers KORU as an alternative. | +2.0% | tweet ↗ |
| 2026-08-22 | XGN | @ALEXEIMARTOV | +0.60 | Detailed portfolio update discloses position weights, 90% net-long exposure and thesis-driven reallocations. | · | tweet ↗ |
| 2026-08-22 | BDSX | @ALEXEIMARTOV | +0.60 | Detailed portfolio update discloses position weights, 90% net-long exposure and thesis-driven reallocations. | · | tweet ↗ |
| 2026-08-22 | DAVE | @ALEXEIMARTOV | +0.40 | Detailed portfolio update discloses position weights, 90% net-long exposure and thesis-driven reallocations. | +6.7% | tweet ↗ |
Grade is our human read-worthiness rating; trader score is a rolling 20-bet hit-rate/alpha composite — different things, often disagreeing. “Since then” is direction-unaware in the table; the summary line above adjusts for which way they leaned.