13 insiders reported 71 Form 4 transactions for Perimeter Solutions, Inc. (PRM) over the past 18 months (most recent 2026-06-30). Recent activity: WINDACRE PARTNERSHIP LLC (Insider) Sell 150,000 shares, WINDACRE PARTNERSHIP LLC (Insider) Sell 378,600 shares, WINDACRE PARTNERSHIP LLC (Insider) Sell 2.3M shares, WINDACRE PARTNERSHIP LLC (Insider) Sell 20,000 shares, WINDACRE PARTNERSHIP LLC (Insider) Sell 548,479 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | Insider | Sell | 150,000 | $5.2M |
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | Insider | Sell | 378,600 | $13.7M |
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | Insider | Sell | 2.3M | $79.0M |
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | Insider | Sell | 20,000 | $725,000 |
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | Insider | Sell | 548,479 | $18.9M |
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | Insider | Sell | 437,500 | $14.4M |
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | Insider | Sell | 1.9M | $63.6M |
| 2026-05-22 | Khouri Haitham | Chief Executive Officer | Sell | 20,300 | $692,027 |
| 2026-05-22 | Khouri Haitham | Chief Executive Officer | Sell | 91,724 | $2.9M |
| 2026-05-22 | Khouri Haitham | Chief Executive Officer | Sell | 117,511 | $3.7M |
| 2026-05-15 | Emery Jeffrey | President - Global Fire Safety | Sell | 53,537 | $1.8M |
| 2026-05-15 | Sable Kyle | Chief Financial Officer | Buy | 49,540 | $414,154 |
| 2026-05-15 | Emery Jeffrey | President - Global Fire Safety | Buy | 53,537 | $447,569 |
| 2026-05-15 | Sable Kyle | Chief Financial Officer | Sell | 46,263 | $1.5M |
| 2026-05-15 | Sable Kyle | Chief Financial Officer | Sell | 3,277 | $110,074 |
| 2026-05-12 | Sable Kyle | Chief Financial Officer | Sell | 20,460 | $672,929 |
| 2026-05-12 | Emery Jeffrey | President - Global Fire Safety | Buy | 46,500 | $388,740 |
| 2026-05-12 | Sable Kyle | Chief Financial Officer | Buy | 130,000 | $1.1M |
| 2026-05-12 | Emery Jeffrey | President - Global Fire Safety | Sell | 46,500 | $1.5M |
| 2026-05-12 | Emery Jeffrey | President - Global Fire Safety | Buy | 99,963 | $835,691 |
| 2026-05-12 | Sable Kyle | Chief Financial Officer | Sell | 150,000 | $4.7M |
| 2026-05-12 | Emery Jeffrey | President - Global Fire Safety | Sell | 97,855 | $3.2M |
| 2026-05-12 | Sable Kyle | Chief Financial Officer | Buy | 20,460 | $171,046 |
| 2026-05-12 | Emery Jeffrey | President - Global Fire Safety | Sell | 2,108 | $71,777 |
| 2026-05-12 | Sable Kyle | Chief Financial Officer | Buy | 20,000 | $77,800 |
Source: SEC Form 4 filings · as of 2026-06-30