Author
@hiroReborn2019 hiroReborn2019
grade Cx.com/hiroReborn2019 ↗
Japanese US-stock retail investor posting a daily AI/semis price-move journal
Posts near-daily signed percentage move boards for a fixed ~
trader score
+0.53
hit rate
60%
mean α
+0.84%
signals 14d
25
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: 60% hit rate, +0.84% mean alpha, trader score +0.53. Their last-14d mentions, direction-adjusted, have moved -3.3% since posting (mean over 13 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-08-27 | SPCX | @hiroReborn2019 | +0.10 | Reports daily percentage performance for several holdings after Nvidia earnings. | · | tweet ↗ |
| 2026-08-27 | SNDK | @hiroReborn2019 | +0.10 | Reports daily percentage performance for several holdings after Nvidia earnings. | +0.0% | tweet ↗ |
| 2026-08-27 | DRAM | @hiroReborn2019 | +0.10 | Reports daily percentage performance for several holdings after Nvidia earnings. | · | tweet ↗ |
| 2026-08-27 | SKHY | @hiroReborn2019 | +0.20 | Reports daily percentage performance for several holdings after Nvidia earnings. | · | tweet ↗ |
| 2026-08-27 | MU | @hiroReborn2019 | -0.10 | Reports daily percentage performance for several holdings after Nvidia earnings. | -0.3% | tweet ↗ |
| 2026-08-27 | NBIS | @hiroReborn2019 | +0.20 | Reports daily percentage performance for several holdings after Nvidia earnings. | -4.3% | tweet ↗ |
| 2026-08-26 | SPCX | @hiroReborn2019 | +0.10 | Reports percentage performance for holdings and a positive post-Nvidia-earnings reaction. | · | tweet ↗ |
| 2026-08-26 | SNDK | @hiroReborn2019 | +0.10 | Reports percentage performance for holdings and a positive post-Nvidia-earnings reaction. | -1.0% | tweet ↗ |
| 2026-08-26 | DRAM | @hiroReborn2019 | +0.05 | Reports percentage performance for holdings and a positive post-Nvidia-earnings reaction. | · | tweet ↗ |
| 2026-08-26 | SKHY | @hiroReborn2019 | -0.10 | Reports percentage performance for holdings and a positive post-Nvidia-earnings reaction. | · | tweet ↗ |
| 2026-08-26 | MU | @hiroReborn2019 | +0.10 | Reports percentage performance for holdings and a positive post-Nvidia-earnings reaction. | -0.6% | tweet ↗ |
| 2026-08-26 | NBIS | @hiroReborn2019 | -0.30 | Reports percentage performance for holdings and a positive post-Nvidia-earnings reaction. | -2.2% | tweet ↗ |
| 2026-08-25 | SPCX | @hiroReborn2019 | +0.20 | The author reports daily performance across six holdings or watchlist securities. | · | tweet ↗ |
| 2026-08-25 | SNDK | @hiroReborn2019 | -0.10 | The author reports daily performance across six holdings or watchlist securities. | +0.3% | tweet ↗ |
| 2026-08-25 | SKHY | @hiroReborn2019 | +0.20 | The author reports daily performance across six holdings or watchlist securities. | · | 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.