PRM insider buying – Perimeter Solutions, Inc.
11 insider purchases since 2016 worth $29.8M by 11 different insiders. Last 12 months: 0 purchases, $0. Most recent filing: 2025-07-01.
Mid company Public float $1.9B (latest 10-K, SEC).
Same time range as the chart above - each mark sits under the week of the trade. Circles = purchases (height = price paid, size = amount), red triangles = open-market sales of $50k+. Prices as reported, not adjusted for later stock splits.
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| WindAcre Partnership Master Fund, LP 10% Owner | $13.8M 1× · 1,600,000 sh | 2022-05-09 2022-05-09 | – | 21,600,000 shares as of 2022-05-10 | Holds - never sold |
| Horn Shannon Officer | $4.5M 1× · 445,695 sh | 2021-11-09 2021-11-09 | – | 445,695 shares as of 2022-04-01 | Holds - never sold |
| WAPGP LLC 10% Owner | $3.6M 1× · 254,600 sh | 2025-06-27 2025-06-27 | – | 21,854,600 shares as of 2025-07-01 | Holds - never sold |
| Goldberg Edward D. CEO | $2.2M 1× · 222,957 sh | 2021-11-09 2021-11-09 | – | 222,957 shares as of 2025-02-21 | Holds - never sold |
| Lederman Barry CFO | $2.0M 1× · 196,416 sh | 2021-11-09 2021-11-09 | – | 196,416 shares as of 2022-04-01 | Holds - never sold |
| Kremling Ernest C. II Officer | $1.5M 1× · 150,498 sh | 2021-11-09 2021-11-09 | – | 150,498 shares as of 2022-04-01 | Holds - never sold |
| Stein Kevin M Director | $1.0M 1× · 100,000 sh | 2021-11-09 2021-11-09 | – | 115,000 shares as of 2021-11-10 | Holds - never sold |
| Yokozuka Noriko Officer | $471,570 1× · 47,157 sh | 2021-11-09 2021-11-09 | 1× · $3.9M last 2025-12-12 | 47,157 shares as of 2025-12-16 | Sold part |
| Cornwall Stephen Officer | $420,870 1× · 42,087 sh | 2021-11-09 2021-11-09 | – | 42,087 shares as of 2022-04-01 | Holds - never sold |
| Valladares Jorge Director | $300,300 1× · 42,000 sh | 2024-06-11 2024-06-11 | – | 286,000 shares as of 2024-06-13 | Holds - never sold |
| Cool Tracy Britt Director | $51,460 1× · 6,200 sh | 2022-05-10 2022-05-10 | 1× · $640,500 last 2024-11-22 | 250,493 shares as of 2026-03-05 | Sold part |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2026 | 0 | – | – | 8 | $232.9M |
| 2025 | 1 | $3.6M | 1 | 9 | $21.9M |
| 2024 | 1 | $300,300 | 1 | 2 | $3.8M |
| 2022 | 2 | $13.9M | 2 | 1 | $2.0M |
| 2021 | 7 | $12.0M | 7 | – | – |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2025-07-01 | WAPGP LLC | 10% Owner | 254,600 | $13.98 | $3.6M | +1.2% | SEC |
| 2024-06-13 | Valladares Jorge | Director | 42,000 | $7.15 | $300,300 | SEC | |
| 2022-05-16 | Cool Tracy Britt | Director | 6,200 | $8.30 | $51,460 | SEC | |
| 2022-05-10 | WindAcre Partnership Master Fund, LP | 10% Owner | 1,600,000 | $8.65 | $13.8M | +8.0% | SEC |
| 2021-11-10 | Yokozuka Noriko | Officer | 47,157 | $10.00 | $471,570 | SEC | |
| 2021-11-10 | Stein Kevin M | Director | 100,000 | $10.00 | $1.0M | +666.7% | SEC |
| 2021-11-10 | Lederman Barry | CFO | 196,416 | $10.00 | $2.0M | SEC | |
| 2021-11-10 | Kremling Ernest C. II | Officer | 150,498 | $10.00 | $1.5M | SEC | |
| 2021-11-10 | Horn Shannon | Officer | 445,695 | $10.00 | $4.5M | SEC | |
| 2021-11-10 | Goldberg Edward D. | CEO | 222,957 | $10.00 | $2.2M | SEC | |
| 2021-11-10 | Cornwall Stephen | Officer | 42,087 | $10.00 | $420,870 | +956.5% | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2026-06-30 | WINDACRE PARTNERSHIP LLC | 10% Owner | 5,705,979 | $34.28 | $195.6M | Sale | SEC |
| 2026-05-22 | Khouri Haitham | CEO | 229,535 | $31.73 | $7.3M | Sale | SEC |
| 2026-05-15 | Sable Kyle | CFO | 49,540 | $33.09 | $1.6M | Sale | SEC |
| 2026-05-15 | Emery Jeffrey | CEO | 53,537 | $33.45 | $1.8M | Sale | SEC |
| 2026-05-12 | Sable Kyle | CFO | 200,460 | $31.69 | $6.4M | Sale | SEC |
| 2026-05-12 | Emery Jeffrey | CEO | 146,463 | $32.63 | $4.8M | Sale | SEC |
| 2026-03-11 | Thorndike William N Jr | Director | 325,000 | $23.39 | $7.6M | Sale | SEC |
| 2026-03-06 | Thorndike William N Jr | Director | 325,000 | $24.00 | $7.8M | Sale | SEC |
| 2025-12-16 | Yokozuka Noriko | Officer | 137,500 | $28.44 | $3.9M | Sale | SEC |
| 2025-12-16 | Sable Kyle | CFO | 100,000 | $28.47 | $2.8M | Sale | SEC |
| 2025-09-15 | Raj Vivek | Director | 25,000 | $22.45 | $561,250 | Sale | SEC |
| 2025-09-08 | Sable Kyle | CFO | 40,000 | $22.05 | $882,000 | Sale | SEC |
| 2025-09-08 | Emery Jeffrey | CEO | 300,000 | $22.28 | $6.7M | Sale | SEC |
| 2025-05-23 | Raj Vivek | Director | 32,000 | $11.70 | $374,400 | Sale | SEC |
| 2025-05-20 | Raj Vivek | Director | 268,810 | $11.78 | $3.2M | Sale | SEC |
Showing the latest 15 of 20 sales of $50,000+ since 2016.
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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