Author

@toushi_benjamin toushi_benjamin

Bilingual JP/US buy-and-hold tech bull chronicling a 400M-yen wealth journey

Posts a personal portfolio diary of long-term growth-stock h

trader score
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hit rate
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mean α
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signals 14d
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Grade = how their written analysis reads (A best). Trader score = how their last-20 timestamped calls performed vs SPY.

Their picks, scored

Not yet in the scored-bets universe (fewer than 20 scoreable calls). Their last-14d mentions, direction-adjusted, have moved -4.2% since posting (mean over 2 mentions with price data).

Recent signals3receipts included
date (PT)tickerauthorsentwhat they saidsince thenreceipt
2026-06-29ARM@toushi_benjamin+0.75Says after seeing Son at SoftBank meeting there is no reason not to buy ARM.-8.2%
2026-06-27COST@toushi_benjamin+0.30Author reports unrealized gain since buying Costco shares after first visit.-0.1%
2026-06-24·@toushi_benjamin·Positive shareholder meeting impression about SoftBank leadership but no ticker is explicit.·

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.