Perimeter Solutions (PRM) insider trading in the last 6 months

Form 4 filings, newest first

Quality Score today 0

4 insiders sold $217M. No buys.

SellWindacre Partnership Llc$79M10% ownerat $34.40 on Jun 26, filed Jun 30

SellWindacre Partnership Llc10% owner$79Mat $34.40 on Jun 26, filed Jun 30

SellWindacre Partnership Llc$63.6M10% ownerat $33.90 on Jun 30, filed Jun 30

SellWindacre Partnership Llc10% owner$63.6Mat $33.90 on Jun 30, filed Jun 30

SellWindacre Partnership Llc$18.9M10% ownerat $34.51 on Jun 26, filed Jun 30

SellWindacre Partnership Llc10% owner$18.9Mat $34.51 on Jun 26, filed Jun 30

From SEC Form 4s, the newest filed Jun 30, 2026 · Insiders have 2 business days to file a trade

16 more filings on PRM in the last 6 months, for Pro members. See them free →

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Who files at Perimeter Solutions

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Questions about PRM's insider trades

As of Nov 2, 2026: Perimeter Solutions (PRM) has 19 insider filings on record in the last 6 months, the newest filed Jun 30, 2026. Its Quality Score is 0 (Below Average). Scores as of 5:50 PM ET, 15 minutes behind.

Are PRM insiders buying or selling?

4 insiders sold $217M across 19 filings in the last 6 months. No open-⁠market buys on record. The newest filing: Windacre Partnership Llc, 10% owner, sold $79M on Jun 26, 2026.

Who are PRM's biggest insider sellers?

By the dollars of their sales in the last 6 months: Windacre Partnership Llc (10% owner), 7 sales; Kyle Sable (Chief Financial Officer), 5 sales; Haitham Khouri (Chief Executive Officer), 3 sales. 4 insiders sold in all.

When did a PRM insider last buy?

No PRM insider bought shares on the open market in the last 6 months, as filed on Form 4. The newest filing is a sale by Windacre Partnership Llc on Jun 26, 2026.

Perimeter Solutions's page has its Quality Score, its chart, and its earnings. More in Materials and Chemicals & Allied Products.