| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Khouri Haitham | Chief Executive Officer, Director | C/O PERIMETER SOLUTIONS, INC., 8000 MARYLAND AVE., SUITE 350, CLAYTON | /s/ Noriko Yokozuka, as Attorney-in-Fact | 05 Mar 2026 | 0001892618 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PRM | Common Stock | Award | +1,600,317 | +318% | $0.000000* | 2,104,150 | 03 Mar 2026 | Direct | F1 |
| 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. |