| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
STRO sits in the Biotechnology industry within the Health Care sector, so this activity is best read against the sector's broader insider trend.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 21.6K | - | - | |
| Other | 12.4K | $189.7K | - | |
| Dir | 10.0K | - | - | |
| Dir | 10.0K | - | - | |
| Dir | 10.0K | - | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 15, 2025 | Matsui Connie | Director | Buy | 50,000 | $0.80 | $39,950.00 | New | +36.3% | +46.9% | |
| Oct 15, 2025 | Chow Gregory K. | CFO | Buy | 19,750 | $0.81 | $15,997.50 | New | +36.3% | +46.9% | |
| Oct 15, 2025 | Chung Jane | Chief Executive Officer | Buy | 12,500 | $0.80 | $10,011.25 | +11.3% | +36.3% | +46.9% | |
| Oct 15, 2025 | Pauling David | Chief Admin. Ofcr. &GC | Buy | 12,504 | $0.80 | $9,993.20 | +21.1% | +36.3% | +46.9% | |
| Oct 15, 2025 | Gerber Hans-Peter | Chief Scientific Officer | Buy | 17,000 | $0.80 | $13,606.80 | +31.0% | +36.3% | +46.9% | |
| Jan 29, 2024 | Vasquez Nicki | Chief Port. Strat &Alnce Ofcr | Sale+OE | 12,185 | $5.00 | $60,925.00 | -48.8% | -29.5% | -61.9% | |
| Aug 28, 2023 | Shtylla Brunilda | Chief Business Officer | Sell | 15,428 | $4.71 | $72,594.91 | -100% | -51.9% | +1.1% | |
| Aug 25, 2023 | Shtylla Brunilda | Chief Business Officer | Sell | 11,613 | $4.59 | $53,281.61 | -47.3% | -46.5% | +8.9% | |
| Mar 14, 2022 | Newell William J | CEO | Buy | 10,000 | $7.75 | $77,508.00 | +9.4% | -54.0% | -29.2% | |
| Sep 28, 2021 | Vasquez Nicki | Chief Port. Strat &Alnce Ofcr | Sale+OE | 3,906 | $18.62 | $72,724.25 | -34.9% | -22.4% | -70.0% |