Hans-Peter Gerber
Insider
First SEC filing: Sept. 19, 2023 · Latest: Sept. 19, 2023
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $13,600
Avg return of open purchases vs now: 91.9%
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. 18, 2026 | STRO | M | 3,750 | · | · | 13,712 Direct | +37.64% | Acquired | (price as of 2026-10-02) |
| Sept. 18, 2026 | STRO | F | 1,345 | $15.34 | $20,632 | 12,367 Direct | -9.81% | Disposed | 0.1% (price as of 2026-10-02) |
| Sept. 18, 2026 | STRO | M | 3,750 | · | · | 3,750 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 2, 2026 | STRO | M | 2,843 | · | · | 10,688 Direct | +36.24% | Acquired | (price as of 2026-10-02) |
| March 2, 2026 | STRO | F | 1,170 | $20.55 | $24,044 | 9,518 Direct | -10.95% | Disposed | -25.3% (price as of 2026-10-02) |
| March 2, 2026 | STRO | M | 2,843 | · | · | 8,532 Direct | -24.99% | Disposed | (price as of 2026-10-02) |
| March 2, 2026 | STRO | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 2, 2026 | STRO | A | 40,000 | · | · | 40,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 1, 2026 | STRO | M | 1,125 | · | · | 8,308 Direct | +15.66% | Acquired | (price as of 2026-10-02) |
| March 1, 2026 | STRO | F | 463 | $20.47 | $9,478 | 7,845 Direct | -5.57% | Disposed | -25.0% (price as of 2026-10-02) |
| March 1, 2026 | STRO | M | 1,125 | · | · | 2,250 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| Dec. 23, 2025 | STRO | A | 7,925 | · | · | 7,925 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 15, 2025 | STRO | P | 17,000 | $0.80 | $13,600 | 71,832 Direct | +31.00% | Acquired | 91.9% (price as of 2026-10-02) |
| Sept. 18, 2025 | STRO | M | 37,500 | · | · | 68,249 Direct | +121.96% | Acquired | (price as of 2026-10-02) |
| Sept. 18, 2025 | STRO | F | 13,417 | $0.90 | $12,075 | 54,832 Direct | -19.66% | Disposed | 70.6% (price as of 2026-10-02) |
| Sept. 18, 2025 | STRO | M | 37,500 | · | · | 75,000 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| April 4, 2025 | STRO | A | 122,500 | · | · | 122,500 Direct | · | Acquired | (price as of 2026-10-02) |
| April 4, 2025 | STRO | A | 113,750 | · | · | 113,750 Direct | · | Acquired | (price as of 2026-10-02) |
| March 1, 2025 | STRO | M | 11,250 | · | · | 35,370 Direct | +46.64% | Acquired | (price as of 2026-10-02) |
| March 1, 2025 | STRO | F | 4,621 | $1.59 | $7,347 | 30,749 Direct | -13.06% | Disposed | -3.5% (price as of 2026-10-02) |
| March 1, 2025 | STRO | M | 11,250 | · | · | 33,750 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| Sept. 18, 2024 | STRO | M | 37,500 | · | · | 37,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 18, 2024 | STRO | F | 13,380 | $3.95 | $52,851 | 24,120 Direct | -35.68% | Disposed | -61.1% (price as of 2026-10-02) |
| Sept. 18, 2024 | STRO | M | 37,500 | · | · | 112,500 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| March 5, 2024 | STRO | A | 60,000 | · | · | 60,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 5, 2024 | STRO | A | 45,000 | · | · | 45,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 18, 2023 | STRO | A | 150,000 | · | · | 150,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 18, 2023 | STRO | A | 175,000 | · | · | 175,000 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 |
|---|---|---|---|---|---|---|---|
| Sept. 18, 2026 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | Sept. 18, 2027 | 3,750 | Disposed |
| March 2, 2026 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | March 2, 2029 | 2,843 | Disposed |
| March 2, 2026 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | March 1, 2030 | 5,000 | Acquired |
| March 2, 2026 | STRO | Stock Option (right to buy) | Common Stock | $20.55 | March 2, 2036 | 40,000 | Acquired |
| March 1, 2026 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | March 1, 2028 | 1,125 | Disposed |
| Dec. 23, 2025 | STRO | Stock Option (right to buy) | Common Stock | $10.38 | Dec. 23, 2035 | 7,925 | Acquired |
| Sept. 18, 2025 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | Sept. 18, 2027 | 37,500 | Disposed |
| April 4, 2025 | STRO | Stock Option (Right to Buy) | Common Stock | $0.55 | April 4, 2035 | 122,500 | Acquired |
| April 4, 2025 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | March 2, 2029 | 113,750 | Acquired |
| March 1, 2025 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | March 1, 2028 | 11,250 | Disposed |
| Sept. 18, 2024 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | Sept. 18, 2027 | 37,500 | Disposed |
| March 5, 2024 | STRO | Stock Option (Right to Buy Common Stock) | Common Stock | $4.54 | March 5, 2034 | 60,000 | Acquired |
| March 5, 2024 | STRO | Restricted Stock Units (RSUs) | Common Stock | · | March 1, 2028 | 45,000 | Acquired |
| Sept. 18, 2023 | STRO | Restricted Stock Unit (RSU) | Common Stock | · | Sept. 18, 2027 | 150,000 | Acquired |
| Sept. 18, 2023 | STRO | Stock Option (right to buy) | Common Stock | $3.77 | Sept. 18, 2033 | 175,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).