Yuh-Jier Mii
CIK 2113729 · View on SEC EDGAR ↗
Insider
First SEC filing: March 31, 2026 · Latest: June 9, 2026
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Insider at
Insider transactions
5 buys (P)
0 sells (S)
Net:
$26,440
+ 1 non-open-market transaction below
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
1 other filing hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | TSM | P | 72 | $73.31 | $5,278 | 8,099 Indirect | +0.90% | Acquired | 473.2% (price as of 2026-08-21) |
| July 7, 2026 | TSM | P | 68 | $76.62 | $5,210 | 8,027 Indirect | +0.85% | Acquired | 448.4% (price as of 2026-08-21) |
| June 5, 2026 | TSM | P | 72 | $76.01 | $5,473 | 7,959 Indirect | +0.91% | Acquired | 452.8% (price as of 2026-08-21) |
| May 8, 2026 | TSM | P | 75 | $71.82 | $5,386 | 7,887 Indirect | +0.96% | Acquired | 485.1% (price as of 2026-08-21) |
| April 9, 2026 | TSM | P | 88 | $57.87 | $5,093 | 7,812 Indirect | +1.14% | 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.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| May 22, 2026 | TSM | Equity Linked Notes | American Depositary Shares (TSM) [F1,F4,F5,F6] | — | Sept. 21, 2026 | 150,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 31, 2026 | TSM | Equity Linked Notes [F1]→ American Depositary Shares (TSM) [F2,F3,F4] | — | Direct |
| March 31, 2026 | TSM | Equity Linked Notes [F1]→ American Depositary Shares (TSM) [F4,F5,F6] | — | Direct |
| March 18, 2026 | TSM | Common Shares (2330.TW) | 1,254,057 | Direct |
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 25 | Direct |
| March 18, 2026 | TSM | Common Shares (2330.TW) | 7,724 | Indirect |
| March 18, 2026 | TSM | Common Shares (2330.TW) | 63,345 | Indirect |