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
+0.67
hit rate
45%
mean α
+0.44%
signals 14d
115
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: 45% hit rate, +0.44% mean alpha, trader score +0.67. Their last-14d mentions, direction-adjusted, have moved -11.1% since posting (mean over 16 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-10-16 | · | @Index_shu | · | Says it feels likely the author will win again tomorrow, but no asset is identified. | · | tweet ↗ |
| 2026-10-16 | SPX | @Index_shu | +0.35 | Reports a ¥23,183 daily gain and says the S&P 500 remains stable. | · | tweet ↗ |
| 2026-10-16 | SOXS | @Index_shu | +0.80 | Buying SOXS as a bearish semiconductor trade. — Explicitly states an intention to buy the inverse semiconductor ETF SOXS. | +6.6% | tweet ↗ |
| 2026-10-16 | TSLA | @Index_shu | +0.25 | States that Tesla unveiled a flying car, with the linked media needed for context. | +4.9% | tweet ↗ |
| 2026-10-16 | · | @Index_shu | · | Sarcastically questions an expected market rebound, implying continued weakness. | · | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Says the semiconductor selloff has gone too far. | · | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Mocks how weak the market became after opening. | · | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Surprised reaction to Kioxia, but no explicit ticker or visible chart context is available. | · | tweet ↗ |
| 2026-10-15 | MU | @Index_shu | +0.80 | Says Micron is the only stock worth trusting and is exceptionally strong. | -5.8% | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Celebrates a move into positive territory and expects portfolio recovery today. | · | tweet ↗ |
| 2026-10-15 | MU | @Index_shu | +0.65 | Praises Micron's strong performance. | -5.8% | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Discloses portfolio losses and expects the decline to exceed 10% today. | · | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Warns that improving memory-company earnings do not necessarily translate into rising share prices. | · | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Angrily rejects the claim that stocks rise in October. | · | tweet ↗ |
| 2026-10-15 | · | @Index_shu | · | Reports above-consensus US PPI and interprets it as renewed inflation pressure and bearish for US stocks. | · | 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.