| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hankamer Brittany | EVP, Chief HR Officer | RADNOR CORPORATE CENTER, BUILDING ONE,, SUITE 200, 100 MATSONFORD ROAD, RADNOR | /s/ Scott Baker, as Attorney-in-Fact | 15 Aug 2025 | 0001990909 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AVTR | Common Stock | Tax liability | $2,349 | -181 | -0.11% | $12.98 | 171,563 | 14 Aug 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents the number of shares withheld by the Issuer to cover tax withholding obligations in connection with the vesting of RSUs. |