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Yahui Chang
Insider
First SEC filing: March 19, 2026 · Latest: March 19, 2026
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 7, 2026 | TYGO | A | 62,700 | · | · | 262,960 Direct | +31.31% | Acquired | (price as of 2026-10-02) |
| Aug. 3, 2026 | TYGO | F | 12,734 | $1.91 | $24,322 | 200,260 Direct | -5.98% | Disposed | -54.6% (price as of 2026-10-02) |
| March 17, 2026 | TYGO | F | 9,461 | $4.14 | $39,169 | 212,944 Direct | -4.25% | Disposed | -79.1% (price as of 2026-10-02) |
| March 17, 2026 | TYGO | A | 17,461 | · | · | 222,455 Direct | +8.52% | Acquired | (price as of 2026-10-02) |
| Oct. 7, 2025 | TYGO | F | 17,155 | $2.68 | $45,975 | 204,994 Direct | -7.72% | Disposed | -67.6% (price as of 2026-10-02) |
| Aug. 1, 2025 | TYGO | A | 78,149 | · | · | 222,149 Direct | +54.27% | Acquired | (price as of 2026-10-02) |
| Nov. 11, 2024 | TYGO | A | 250,000 | · | · | 250,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 11, 2024 | TYGO | A | 144,000 | · | · | 144,000 Direct | · | Acquired | (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| Nov. 11, 2024 | TYGO | Stock Option (Right to Buy) | Common Stock | $1.07 | Nov. 11, 2034 | 250,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).