William N. Thorndike Jr., Director at Perimeter Solutions, Inc. (PRM), sold 325,000 shares at $23.18 ($7.6M) on 2026-03-09, disclosed to the SEC on 2026-03-11.
Open-market sale of $7.6M PRM by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $23.18 | 90,043 | $2.1M | 27.5% |
| 2 | $23.85 | 34,957 | $834K | 11.0% |
| 3 | $23.63 | 100,000 | $2.4M | 31.1% |
| 4 | $23.18 | 100,000 | $2.3M | 30.5% |
| Total | $23.39 avg | 325,000 | $7.6M | 100% |
| Filing → |
| CNX | BUY | 2018-02-13 | $448K | — | Filing → |
| CNX | BUY | 2016-01-19 | $844K | — | Filing → |
| CNX | BUY | 2015-11-19 | $233K | — | Filing → |