Form 4 for DYAI DYADIC INTERNATIONAL INC
Accepted 2026-01-06 00:00:00 ET · period of report 2026-01-02 · accession 0001493152-26-000662 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-01-06 | 2026-01-02 | DYAI | Lucy Patrick K. | Dir | M - OptEx | — | +21.6K | 72.3K | +42% | — |
| D | 2026-01-06 | 2026-01-02 | DYAI | Lucy Patrick K. | Dir | M - OptEx | $0.00 | -21.6K | 0 | -100% | $0 |
| DM | 2026-01-06 | 2026-01-02 | DYAI | Lucy Patrick K. | Dir | A - Grant | $0.00 | +107.4K | 67.5K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-01-02 | M | A | 21,552 | — | 72,311 | D | — | — | (F1) Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. |
| 2 | Derivative | Restricted Stock Unit | 2026-01-02 | M | D | 21,552 | $0.00 | 0 | D | — · — to — | 21,552 Common Stock | (F1) Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. (F5) The restricted stock units previously issued and vested upon the first anniversary of the date of grant, subject to continued service as a member of the board of directors, were settled 100% in Issuer's common stock. |
| 3 | Derivative | Restricted Stock Unit | 2026-01-02 | A | A | 39,894 | $0.00 | 39,894 | D | — · — to — | 39,894 Common Stock | (F1) Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. (F4) The restricted stock units will be settled 100% in Issuer's common stock when vested upon the first anniversary of the date of grant, subject to continued service as a member of the board of directors. |
| 4 | Derivative | Stock Option | 2026-01-02 | A | A | 67,500 | $0.00 | 67,500 | D | $0.94 · 2027-01-02 to 2036-01-02 | 67,500 Common Stock |