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Buy Day today: Neutral (46) Mixed market breadth · no major macro event
PRM

Perimeter Solutions, Inc.

Basic Materials · Specialty Chemicals

28.10$ -1.6% vs. previous close Closing price · As of: Oct 30, 2026

Ownership

Ownership Structure

Who owns Perimeter Solutions, Inc. (PRM)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 91.3% of the shares are freely tradable; institutional investors hold 83.6%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 83.6%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 9.1%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 91.3%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 5.6%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 164Mio.

Largest Shareholders

Institutions

Institutions PRM
Name Stake (%) Shares Change (%) Date
WINDACRE PARTNERSHIP LLC 9.87 16,148,621 -26.1 06/30/2026
Principal Financial Group Inc 8.56 14,007,326 +11.9 06/30/2026
BlackRock Inc 7.44 12,170,113 +12.4 06/30/2026
FMR Inc 5.87 9,602,473 +6.2 06/30/2026
Vanguard Capital Management, LLC 4.02 6,587,147 +6.7 06/30/2026
Dimensional Fund Advisors, Inc. 2.64 4,315,745 -9.4 06/30/2026
Geode Capital Management, LLC 2.58 4,230,528 +11.4 06/30/2026
Jupiter Topco LLC 2.52 4,125,974 +0.0 06/30/2026

Funds

Funds PRM
Name Stake (%) Shares Change (%) Date
Principal MidCap R5 5.96 9,762,612 +0.0 09/30/2026
Vanguard MStar Total Stk Mkt Idx Invest 2.86 4,686,415 +0.3 09/30/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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