| 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 |
|---|---|---|---|---|---|---|---|---|---|
Dyadic International Inc (DYAI) has 9 insiders with recent SEC Form 4 filings, including 6 buys and 16 sells. DYAI is classified in the Biotechnology industry within the Health Care sector.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 4.83M | $3.52M | - | |
| Dir | 281.0K | $204.9K | - | |
| CFO | 170.2K | $124.0K | - | |
| Dir | 72.3K | $52.7K | - | |
| COO | 67.3K | $49.0K | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2025 | Hazelton Joseph P | President And COO | Buy | 26,000 | $0.95 | $24,700.00 | +20.1% | +16.4% | - | |
| 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 | -0.7% | -19.2% | -66.7% | |
| Aug 11, 2021 | Francisco Trust Under Agreement Dated February 28, 1996 | 10% Owner | Sell | 175,000 | $0.00 | - | -2.4% | -22.3% | -50.0% | |
| Jun 9, 2021 | Emalfarb Mark A72 | President And CEO | Sale+OE | 97,000 | $3.86 | $373,960.00 | -0.8% | +62.6% | -29.0% | |
| Jun 4, 2021 | Emalfarb Mark A72 | President And CEO | Sale+OE | 235,070 | $3.79 | $890,208.07 | -1.9% | +58.2% | -30.6% | |
| Jun 3, 2021 | Rawson Ping Wang | Chief Financial Officer | Buy | 11,000 | $3.73 | $41,066.34 | +23.4% | +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% | |
| Dec 11, 2019 | Tchelet Ronen | VP Of Research And Bus. Dvlpmt | Sale+OE | 10,000 | $5.82 | $58,217.00 | -68.6% | - | - | |
| Dec 3, 2019 | Buckland Barry | Director | Sale+OE | 15,000 | $6.18 | $92,700.00 | -100% | - | - |