| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Sable Kyle | Chief Financial Officer | C/O PERIMETER SOLUTIONS, INC., 8000 MARYLAND AVE., SUITE 350, CLAYTON | /s/ Noriko Yokozuka, as Attorney-in-Fact | 08 Sep 2025 | 0002001580 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PRM | Common Stock | Options Exercise | $156K | +40K | $3.89 | 40K | 05 Sep 2025 | Direct | ||
| transaction | PRM | Common Stock | Sale | -$882K | -40K | -100% | $22.05 | 0 | 05 Sep 2025 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PRM | Stock Option (right to buy) | Options Exercise | $0 | -40K | -100% | $0.00 | 0 | 05 Sep 2025 | Common Stock | 40K | $3.89 | Direct |
| Id | Content |
|---|---|
| F1 | Represents the weighted average price of the shares sold. The prices of the shares sold pursuant to the transaction ranged from approximately $21.85 to $22.46 per share. The Reporting Person, upon request, will provide the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares sold at each separate price. |