Perimeter Solutions, Inc (PRM) insider trading
Every open-market stock purchase and sale by Perimeter Solutions, Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Insiders sold $435M over the last 12 months (11 sales). No open-market buys.
- Last insider buy: WindAcre Partnership Master Fund LP (10% owner), $3.6M, 16 months ago.
Last 12 months: insiders bought $0 (0 buys) and sold $435M (11 sales). Last close $27.15 on Oct 22, 2026.
Recent PRM insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Jun 30, 2026 | Windacre Partnership LLC (10% owner) | Sold | $63.6M |
| Jun 30, 2026 | Windacre Partnership LLC (10% owner) | Sold | $63.6M |
| Jun 29, 2026 | Windacre Partnership LLC (10% owner) | Sold | $14.4M |
| Jun 29, 2026 | Windacre Partnership LLC (10% owner) | Sold | $14.4M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $79M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $79M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $18.9M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $18.9M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $13.7M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $13.7M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $5.2M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $5.2M |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $725K |
| Jun 26, 2026 | Windacre Partnership LLC (10% owner) | Sold | $725K |
| May 22, 2026 | Haitham Khouri (CEO) | Sold | $3.7M |
| May 21, 2026 | Haitham Khouri (CEO) | Sold | $2.9M |
| May 20, 2026 | Haitham Khouri (CEO) | Sold | $692K |
| May 13, 2026 | Jeffrey Emery (President) | Sold | $1.8M |
| May 13, 2026 | Kyle Sable (CFO) | Sold | $1.5M |
| May 13, 2026 | Kyle Sable (CFO) | Sold | $110K |
| May 13, 2026 | Jeffrey Emery (President) | Bought (not open market) | — |
| May 13, 2026 | Kyle Sable (CFO) | Bought (not open market) | — |
| May 12, 2026 | Kyle Sable (CFO) | Sold | $953K |
| May 12, 2026 | Kyle Sable (CFO) | Bought (not open market) | — |
| May 11, 2026 | Jeffrey Emery (President) | Sold | $3.2M |
Who's trading PRM
- Windacre Partnership LLC, 10% owner: sold $391M (14 sales), last Jun 30, 2026
- Haitham Khouri, CEO: sold $7.3M (3 sales), last May 22, 2026
- Kyle Sable, CFO: sold $10.8M (6 sales), last May 13, 2026
- Jeffrey Emery, President: sold $6.6M (4 sales), last May 13, 2026
- W Nicholas Howley, Director: other filings, last Apr 23, 2026
- William N Thorndike Jr, Director: sold $15.4M (7 sales), last Mar 11, 2026
- Tracy Britt Cool, Director: other filings, last Mar 3, 2026
- Vivek Raj, Director: other filings, last Mar 3, 2026
- Noriko Yokozuka, General Counsel: sold $3.9M (1 sale), last Feb 26, 2026
- Sean P Hennessy, Director: other filings, last Feb 26, 2026
- Robert S Henderson, Director: other filings, last Feb 26, 2026
- Bernt G Iversen II, Director: other filings, last Feb 26, 2026
- Jorge L. Valladares III, Director: other filings, last Feb 26, 2026
- Grant Bowman, President: other filings, last Feb 26, 2026
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