| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Brown Leah F. | Chief Financial Officer | 7660 CENTURION PARKWAY, SUITE 100, JACKSONVILLE | /s/ Leah F. Brown | 17 Nov 2025 | 0002084485 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | DUOT | Options to Purchase Shares of Common Stock | 15 Nov 2025 | Common Stock $0.001 par value | 10,000 | $4.22 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | These options were granted on April 1, 2023. The options vest over three years, with one third vesting each year. As of the date hereof, options to purchase 6,667 shares have vested and are exercisable. |