| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Howley W Nicholas | Director | C/O PERIMETER SOLUTIONS, INC., 8000 MARYLAND AVE., SUITE 350, CLAYTON | /s/ Noriko Yokozuka, as Attorney-in-Fact | 05 Mar 2026 | 0001352573 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PRM | Common Stock | Award | +5,582,492 | +921% | $0.000000* | 6,188,692 | 03 Mar 2026 | Direct | F1 | |
| transaction | PRM | Common Stock | Gift | -1,101,852 | -18% | $0.000000* | 5,086,840 | 03 Mar 2026 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Represents an exempt acquisition from the issuer pursuant to Rule 16b-3(d) based on the Reporting Person's membership interests in EverArc Founders, LLC. |
| F2 | The Reporting Person gifted these shares to a 501(c)(3) nonprofit organization in an exempt transaction pursuant to Rule 16b-5. |