| 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 |
|---|---|---|---|---|---|---|---|---|---|
Insider activity in DYAI over the last quarter tilts toward selling: insiders offloaded a net 57,376 shares worth roughly $74K.
Classified under Biotechnology (Health Care sector), DYAI's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 4.83M | - | - | |
| 10% | 3.28M | $3.98M | - | |
| COO | 191.8K | - | - | |
| CFO | 170.2K | - | - | |
| Dir | 81.2K | - | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jul 24, 2026 | Francisco Trust Under Agreement Dated February 28, 1996 | 10% Owner | Sell | 95,392 | $1.31 | $124,957.91 | -2.8% | - | - | |
| Aug 1, 2025 | Hazelton Joseph P | President And COO | Buy | 26,000 | $0.95 | $24,700.00 | +20.1% | +16.4% | +4.5% | |
| Jan 7, 2025 | Francisco Trust Under Agreement Dated February 28, 1996 | 10% Owner | Sell | 172,864 | $1.99 | $343,763.14 | -4.9% | - | - | |
| Jul 8, 2022 | Tchelet Ronen | VP Of Research And Bus. Dvlpmt | Sale+OE | 8,943 | $3.49 | $31,202.49 | -100% | -48.8% | -43.9% | |
| Dec 23, 2021 | Emalfarb Mark A72 | President And CEO | Sale+OE | 90,902 | $4.17 | $379,502.96 | -2.1% | -19.2% | -66.7% | |
| Aug 11, 2021 | Francisco Trust Under Agreement Dated February 28, 1996 | 10% Owner | Sell | 175,000 | $0.00 | - | -4.7% | -22.3% | -50.0% | |
| Jun 9, 2021 | Emalfarb Mark A72 | President And CEO | Sale+OE | 97,000 | $3.86 | $373,960.00 | -2.2% | +62.6% | -29.0% | |
| Jun 4, 2021 | Emalfarb Mark A72 | President And CEO | Sale+OE | 235,070 | $3.79 | $890,208.07 | -5.6% | +58.2% | -30.6% | |
| Jun 3, 2021 | Rawson Ping Wang | Chief Financial Officer | Buy | 11,000 | $3.73 | $41,066.34 | -814.8% | +72.5% | -26.1% | |
| Jun 2, 2021 | Rawson Ping Wang | Chief Financial Officer | Buy | 16,000 | $3.70 | $59,200.00 | +86.5% | +72.2% | -27.5% |