| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WOLTOSZ WALTER S | Director, 10%+ Owner | 800 PARK OFFICES DRIVE, SUITE 401, RESEARCH TRIANGLE PARK | /s/ William Frederick, attorney-in-fact for Walter S. Woltosz and Virginia E. Woltosz | 2025-11-04 | 0001222526 |
| WOLTOSZ VIRGINIA E | 10%+ Owner | 800 PARK OFFICES DRIVE, SUITE 401, RESEARCH TRIANGLE PARK | /s/ William Frederick, attorney-in-fact for Walter S. Woltosz and Virginia E. Woltosz | 2025-11-04 | 0001222527 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SLP | Common Stock | Award | $0 | +1.77K | +0.05% | $0.00 | 3.29M | Nov 3, 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Stock granted as independent director compensation, issued under the issuer's 2021 Equity Incentive Plan. |