Author
@Index_shu Index_shu
grade Cx.com/Index_shu ↗
Transparent Japanese retail investor riding the AI-memory boom, perma-bull and diary-style
Posts real-time Japanese-language reactions to memory-chip a
trader score
+1.51
hit rate
40%
mean α
+1.45%
signals 14d
86
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: 40% hit rate, +1.45% mean alpha, trader score +1.51. Their last-14d mentions, direction-adjusted, have moved -8.8% since posting (mean over 29 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-07-03 | · | @Index_shu | · | Author says the market should rise after the weekend, but no ticker is named. | · | tweet ↗ |
| 2026-07-03 | MU | @Index_shu | +0.25 | Author notes Micron is gradually rebounding and hopes for next week. | — | tweet ↗ |
| 2026-07-02 | · | @Index_shu | · | Kioxia bonus commentary argues employees should not compromise, but no public ticker is named. | · | tweet ↗ |
| 2026-07-02 | MU | @Index_shu | -0.25 | Japanese post says MU had turned positive before sleep but this is what they woke up to. | — | tweet ↗ |
| 2026-07-02 | MU | @Index_shu | +0.75 | Micron 1050 dollars — Author posts MU/Micron with a 1050 dollar target. | — | tweet ↗ |
| 2026-07-02 | · | @Index_shu | · | Suggests U.S. employment statistics were cleared safely. | · | tweet ↗ |
| 2026-07-02 | · | @Index_shu | · | Japanese post repeatedly references NAND with enthusiasm but no specific ticker. | · | tweet ↗ |
| 2026-07-02 | · | @Index_shu | · | Comments that Korean market is sharply falling again with circuit-breaker concern. | · | tweet ↗ |
| 2026-07-02 | META | @Index_shu | -0.10 | Says memory selloff from Meta GPU-rental fears creates a chance to buy Micron cheap. | — | tweet ↗ |
| 2026-07-02 | MU | @Index_shu | +0.50 | Says memory selloff from Meta GPU-rental fears creates a chance to buy Micron cheap. | — | tweet ↗ |
| 2026-07-02 | MU | @Index_shu | +0.55 | Can buy Micron shares cheaply — Japanese text says Micron shares can be bought cheaply. | — | tweet ↗ |
| 2026-07-01 | · | @Index_shu | · | Says memory stocks will rebound soon and only plans to buy more. | · | tweet ↗ |
| 2026-07-01 | · | @Index_shu | · | Comments that a memory bubble is collapsing, but without a specific ticker. | · | tweet ↗ |
| 2026-07-01 | MU | @Index_shu | +0.45 | Reports General Motors strategic customer contract with Micron and memory demand thesis. | -5.5% | tweet ↗ |
| 2026-07-01 | GM | @Index_shu | +0.05 | Reports General Motors strategic customer contract with Micron and memory demand thesis. | +0.6% | 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.