Chun-Hsien Lee
Insider
First SEC filing: March 18, 2026 · Latest: June 9, 2026
Insider at
Insider transactions
6 buys (P)
0 sells (S)
Net: $23,081
Avg return of open purchases vs now: 570.7%
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 7, 2026 | TSM | P | 52 | $76.20 | $3,962 | 6,041 Indirect | +0.87% | Acquired | 527.4% (price as of 2026-10-05) |
| Sept. 1, 2026 | TSM | A | 12,881 | · | · | 518,913 Direct | +2.55% | Acquired | (price as of 2026-10-05) |
| Aug. 7, 2026 | TSM | P | 54 | $73.31 | $3,959 | 5,989 Indirect | +0.91% | Acquired | 552.1% (price as of 2026-10-05) |
| July 7, 2026 | TSM | P | 50 | $76.62 | $3,831 | 5,935 Indirect | +0.85% | Acquired | 523.9% (price as of 2026-10-05) |
| June 5, 2026 | TSM | P | 51 | $76.01 | $3,877 | 5,885 Indirect | +0.87% | Acquired | 528.9% (price as of 2026-10-05) |
| May 8, 2026 | TSM | P | 53 | $71.82 | $3,806 | 5,834 Indirect | +0.92% | Acquired | 565.6% (price as of 2026-10-05) |
| April 9, 2026 | TSM | P | 63 | $57.87 | $3,646 | 5,781 Indirect | +1.10% | Acquired | 726.1% (price as of 2026-10-05) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.