Yung-Pei Chin
CIK 2117998 · View on SEC EDGAR ↗
Insider
First SEC filing: March 18, 2026 · Latest: June 9, 2026
On this page
Insider at
Insider transactions
5 buys (P)
0 sells (S)
Net:
$26,498
Avg return of open purchases vs now:
497.1%
last 12 months, based on the transactions shown below
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | TSM | P | 72 | $73.31 | $5,278 | 8,435 Indirect | +0.86% | Acquired | 473.2% (price as of 2026-08-21) |
| July 7, 2026 | TSM | P | 69 | $76.62 | $5,287 | 8,363 Indirect | +0.83% | Acquired | 448.4% (price as of 2026-08-21) |
| June 5, 2026 | TSM | P | 71 | $76.01 | $5,397 | 8,294 Indirect | +0.86% | Acquired | 452.8% (price as of 2026-08-21) |
| May 8, 2026 | TSM | P | 75 | $71.82 | $5,386 | 8,223 Indirect | +0.92% | Acquired | 485.1% (price as of 2026-08-21) |
| April 9, 2026 | TSM | P | 89 | $57.87 | $5,150 | 8,148 Indirect | +1.10% | Acquired | 626.1% (price as of 2026-08-21) |
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.