Author
@AlphaBourse_ AlphaBourse_
grade Bx.com/AlphaBourse_ ↗
Transparent French quality-compounder investor who underwrites moats and logs his own mistakes
Posts original fundamental theses and valuation math on qual
trader score
+1.11
hit rate
55%
mean α
+0.89%
signals 14d
15
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: 55% hit rate, +0.89% mean alpha, trader score +1.11. Their last-14d mentions, direction-adjusted, have moved -2.1% since posting (mean over 12 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-10-15 | VEEV | @AlphaBourse_ | +0.70 | Discloses a small profitable Veeva position and regrets not adding as the stock appreciated. | +3.2% | tweet ↗ |
| 2026-10-15 | · | @AlphaBourse_ | · | Compares 30-year compound wealth growth with historical equity and property return ranges. | · | tweet ↗ |
| 2026-10-14 | · | @AlphaBourse_ | · | Argues applying a fixed margin of safety after valuation may be useless or dangerous. | · | tweet ↗ |
| 2026-10-13 | · | @AlphaBourse_ | · | Argues a proposed French wealth tax would persist and raise far less revenue than forecast. | · | tweet ↗ |
| 2026-10-12 | V | @AlphaBourse_ | +0.70 | The author celebrates Visa reaching all-time highs and its compounding prospects. | +4.8% | tweet ↗ |
| 2026-10-12 | NVDA | @AlphaBourse_ | +0.55 | A playful rhetorical question explicitly characterizes Nvidia as undervalued. | -6.8% | tweet ↗ |
| 2026-10-09 | NFLX | @AlphaBourse_ | +0.20 | Says NFLX successfully tested $66 support and may reach $75 resistance if support holds. | -6.3% | tweet ↗ |
| 2026-10-05 | FICO | @AlphaBourse_ | +0.70 | Adding modestly to FICO after support held near $600. — Discloses an add based on valuation, business strengths and a bullish technical retest. | +18.2% | tweet ↗ |
| 2026-10-05 | BKNG | @AlphaBourse_ | -0.30 | Recaps a virtual portfolio's 93% gain over 18 months and component performance. | -1.6% | tweet ↗ |
| 2026-10-05 | AMZN | @AlphaBourse_ | +0.40 | Recaps a virtual portfolio's 93% gain over 18 months and component performance. | -1.4% | tweet ↗ |
| 2026-10-05 | GOOGL | @AlphaBourse_ | +0.40 | Recaps a virtual portfolio's 93% gain over 18 months and component performance. | -7.6% | tweet ↗ |
| 2026-10-05 | ASML | @AlphaBourse_ | +0.70 | Recaps a virtual portfolio's 93% gain over 18 months and component performance. | -15.5% | tweet ↗ |
| 2026-10-05 | NVDA | @AlphaBourse_ | +0.40 | Recaps a virtual portfolio's 93% gain over 18 months and component performance. | -11.7% | tweet ↗ |
| 2026-10-03 | NFLX | @AlphaBourse_ | +0.40 | Calls Netflix's chart zone interesting and understands opening a position. | -1.8% | tweet ↗ |
| 2026-10-02 | NFLX | @AlphaBourse_ | +0.15 | Calls Netflix interesting but urges valuation caution given only a 13.6% implied annual return. | -1.8% | 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.