Chen Chih-Ho Insider Trading Activity
Chen Chih-Ho has been net-buying over the last 12 months with 6 purchases and 1 sale across 1 company.
TSM is the most-traded position with 7 trades. The largest single transaction was a sale of TSM for $4K on Jul 14, 2026.
Performance Scorecard
Forward stock performance after each transaction by Chen Chih-Ho. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | +502.1% | -472.3% | 83% | 6 |
| 90 days | +528.7% | — | 100% | 3 |
| 120 days | +625.8% | — | 100% | 1 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
Pro: Trade MarkersTSM · TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
🔒 Subscribe to see trade entries
Pro members see exactly when Chen Chih-Ho bought and sold TSM.
Upgrade to ProRecent Trades
| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | Δ OWNED | ROLE | FILING |
|---|---|---|---|---|---|---|---|---|
Aug 7, 2026 | TSM | Buy | 33 | $73.31 | $2K | +24.1% | Controller | |
Jul 14, 2026 | TSM | Sell | 50 | $75.22 | $4K | −12.1% | Controller | |
Jul 13, 2026 Filed 3d late | TSM | Buy | 50 | $74.60 | $4K | +13.8% | Controller | |
Jul 7, 2026 | TSM | Buy | 31 | $76.62 | $2K | +29.2% | Controller | |
Jun 5, 2026 | TSM | Buy | 32 | $76.01 | $2K | +43.2% | Controller | |
May 8, 2026 | TSM | Buy | 34 | $71.82 | $2K | +85.0% | Controller | |
Apr 9, 2026 | TSM | Buy | 40 | $57.87 | $2K | — | Controller |
Top Companies Traded
| TICKER | COMPANY | TRADES | TOTAL VOLUME |
|---|---|---|---|
| TSM | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD | 7 | $19K |
Other insiders at TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
10 other tracked filers at TSM.