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Gregory K. Chow
Insider
First SEC filing: June 2, 2026 · Latest: June 2, 2026
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $15,998
Avg return of open purchases vs now: 86.8%
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 2, 2026 | STRO | M | 2,500 | · | · | 4,725 Direct | +112.36% | Acquired | (price as of 2026-10-05) |
| June 2, 2026 | STRO | M | 2,500 | · | · | 7,500 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| March 2, 2026 | STRO | A | 40,000 | · | · | 40,000 Direct | · | Acquired | (price as of 2026-10-05) |
| March 2, 2026 | STRO | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Dec. 23, 2025 | STRO | A | 8,200 | · | · | 8,200 Direct | · | Acquired | (price as of 2026-10-05) |
| Oct. 15, 2025 | STRO | P | 19,750 | $0.81 | $15,998 | 19,750 Direct | · | Acquired | 86.8% (price as of 2026-10-05) |
| June 2, 2025 | STRO | A | 275,000 | · | · | 275,000 Direct | · | Acquired | (price as of 2026-10-05) |
| June 2, 2025 | STRO | A | 100,000 | · | · | 100,000 Direct | · | Acquired | (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.
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 |
|---|---|---|---|---|---|---|---|
| June 2, 2026 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | June 2, 2029 | 2,500 | Disposed |
| March 2, 2026 | STRO | Stock Option (right to buy) | Common Stock | $20.55 | March 2, 2036 | 40,000 | Acquired |
| March 2, 2026 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | March 1, 2030 | 5,000 | Acquired |
| Dec. 23, 2025 | STRO | Stock Option (right to buy) | Common Stock | $10.38 | Dec. 23, 2035 | 8,200 | Acquired |
| June 2, 2025 | STRO | Stock Option (right to buy) | Common Stock | $0.90 | June 2, 2035 | 275,000 | Acquired |
| June 2, 2025 | STRO | Restricted Stock Unit (RSU) | Common Stock | · | June 2, 2029 | 100,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).