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PRM Insider Trading

Insider Ownership Percentage: 10.00%
Insider Buying (Last 12 Months): $3,559,308.00
Insider Selling (Last 12 Months): $14,006,770.88

Perimeter Solutions Insider Trading History Chart

This chart shows the insider buying and selling history at Perimeter Solutions by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Perimeter Solutions Share Price & Price History

Current Price: $28.05
Price Change: ▲ Price Increase of +0.468 (1.70%)
As of 12/4/2025 04:59 PM ET

This chart shows the closing price history over time for PRM up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Perimeter Solutions Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/11/2025Vivek RajDirectorSell25,000$22.45$561,250.00121,701View SEC Filing Icon  
9/5/2025Kyle SableCFOSell40,000$22.05$882,000.00View SEC Filing Icon  
9/4/2025Jeffrey EmeryInsiderSell300,000$22.28$6,684,000.00View SEC Filing Icon  
6/27/2025Windacre Partnership Master FuMajor ShareholderBuy254,600$13.98$3,559,308.0021,854,600View SEC Filing Icon  
5/21/2025Vivek RajDirectorSell32,000$11.70$374,400.0068,132View SEC Filing Icon  
5/20/2025Vivek RajDirectorSell68,810$11.84$814,710.40100,132View SEC Filing Icon  
5/19/2025Vivek RajDirectorSell100,000$11.78$1,178,000.00168,942View SEC Filing Icon  
5/15/2025Vivek RajDirectorSell100,000$11.92$1,192,000.00368,942View SEC Filing Icon  
5/13/2025Vivek RajDirectorSell2,284$12.22$27,910.48468,942View SEC Filing Icon  
3/14/2025Vivek RajDirectorSell250,000$9.17$2,292,500.00471,226View SEC Filing Icon  
11/22/2024Tracy Britt CoolDirectorSell50,000$12.81$640,500.00173,449View SEC Filing Icon  
11/15/2024Haitham KhouriCEOSell80,156$12.16$974,696.96249,833View SEC Filing Icon  
11/13/2024Haitham KhouriCEOSell80,000$12.05$964,000.00429,989View SEC Filing Icon  
6/11/2024Jorge L. Valladares, IIIDirectorBuy42,000$7.15$300,300.0014,000View SEC Filing Icon  
12/5/2022Khouri HaithamVice ChairmanSell38,923$10.84$421,925.321,344,652View SEC Filing Icon  
12/2/2022Khouri HaithamVice ChairmanSell22,599$10.96$247,685.041,383,575View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Perimeter Solutions (NYSE:PRM)

89.93% of Perimeter Solutions stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at PRM by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Perimeter Solutions Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
12/2/2025Allworth Financial LP3,592$80K0.0%-30.7%0.002%Search for SEC Filing on Google Icon
12/1/2025Cambria Investment Management L.P.60,959$1.37M0.1%+25.0%0.041%Search for SEC Filing on Google Icon
11/26/2025JPMorgan Chase & Co.3,133,666$70.16M0.0%-39.6%2.118%Search for SEC Filing on Google Icon
11/24/2025CIBC Private Wealth Group LLC7,750$0.17M0.0%+416.7%0.005%Search for SEC Filing on Google Icon
11/21/2025CIBC Bancorp USA Inc.14,843$0.33M0.0%N/A0.010%Search for SEC Filing on Google Icon
11/17/2025XTX Topco Ltd51,999$1.16M0.1%N/A0.035%Search for SEC Filing on Google Icon
11/17/2025Alyeska Investment Group L.P.157,220$3.52M0.0%-84.3%0.106%Search for SEC Filing on Google Icon
11/17/2025Voleon Capital Management LP27,410$0.61M0.0%N/A0.019%Search for SEC Filing on Google Icon
11/17/2025Verition Fund Management LLC65,330$1.46M0.0%+214.1%0.044%Search for SEC Filing on Google Icon
11/17/2025Qube Research & Technologies Ltd551,671$12.35M0.0%-10.6%0.373%Search for SEC Filing on Google Icon
11/17/2025Prelude Capital Management LLC19,088$0.43M0.0%N/A0.013%Search for SEC Filing on Google Icon
11/17/2025Pennant Investors LP1,384,000$30.99M8.3%-34.2%0.936%Search for SEC Filing on Google Icon
11/17/2025Pennant Select LLC570,038$12.76M8.0%-24.4%0.385%Search for SEC Filing on Google Icon
11/17/2025Nomura Holdings Inc.29,044$0.65M0.0%N/A0.020%Search for SEC Filing on Google Icon
11/17/2025Mariner LLC78,753$1.76M0.0%-15.8%0.053%Search for SEC Filing on Google Icon
11/17/2025Lombard Odier Asset Management USA Corp80,005$1.79M0.1%+72.8%0.054%Search for SEC Filing on Google Icon
11/17/2025National Bank of Canada FI31,689$0.71M0.0%-1.9%0.021%Search for SEC Filing on Google Icon
11/17/2025Millennium Management LLC652,591$14.61M0.0%N/A0.441%Search for SEC Filing on Google Icon
11/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.64,686$1.45M0.0%-15.4%0.044%Search for SEC Filing on Google Icon
11/17/2025Laird Norton Wetherby Wealth Management LLC46,753$1.05M0.0%-7.7%0.032%Search for SEC Filing on Google Icon
11/17/2025Jain Global LLC14,504$0.33M0.0%N/A0.010%Search for SEC Filing on Google Icon
11/17/2025Bank of America Corp DE1,772,554$39.69M0.0%-22.1%1.198%Search for SEC Filing on Google Icon
11/17/2025Algert Global LLC56,950$1.28M0.0%-12.2%0.039%Search for SEC Filing on Google Icon
11/17/2025Alliancebernstein L.P.150,100$3.36M0.0%+6.4%0.101%Search for SEC Filing on Google Icon
11/14/2025Schonfeld Strategic Advisors LLC24,986$0.56M0.0%N/A0.017%Search for SEC Filing on Google Icon
11/14/2025Creative Planning42,012$0.94M0.0%+16.5%0.028%Search for SEC Filing on Google Icon
11/14/2025Lazard Asset Management LLC293,194$6.57M0.0%+3.6%0.198%Search for SEC Filing on Google Icon
11/14/2025Zacks Investment Management21,185$0.47M0.0%-92.7%0.014%Search for SEC Filing on Google Icon
11/14/2025Ancora Advisors LLC3,190$71K0.0%+219.0%0.002%Search for SEC Filing on Google Icon
11/14/2025Credit Agricole S A417,061$9.34M0.0%N/A0.282%Search for SEC Filing on Google Icon
11/14/2025Raymond James Financial Inc.1,169,243$26.18M0.0%-6.1%0.790%Search for SEC Filing on Google Icon
11/14/2025Occudo Quantitative Strategies LP27,151$0.61M0.1%N/A0.018%Search for SEC Filing on Google Icon
11/14/2025Zurcher Kantonalbank Zurich Cantonalbank 32,629$0.73M0.0%+13.9%0.022%Search for SEC Filing on Google Icon
11/14/2025DF Dent & Co. Inc.2,748,643$61.54M0.8%-3.8%1.858%Search for SEC Filing on Google Icon
11/14/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC270,100$6.05M0.0%-42.2%0.183%Search for SEC Filing on Google Icon
11/14/2025Squarepoint Ops LLC159,707$3.58M0.0%+535.1%0.108%Search for SEC Filing on Google Icon
11/14/2025Comerica Bank5,019$0.11M0.0%+12.2%0.003%Search for SEC Filing on Google Icon
11/14/2025Brown Brothers Harriman & Co.2,767,739$61.97M0.4%-18.5%1.871%Search for SEC Filing on Google Icon
11/13/2025Invesco Ltd.503,128$11.27M0.0%+68.1%0.340%Search for SEC Filing on Google Icon
11/13/2025Arrowstreet Capital Limited Partnership2,132,167$47.74M0.0%+50.4%1.441%Search for SEC Filing on Google Icon
11/13/2025Sei Investments Co.50,503$1.13M0.0%-35.4%0.034%Search for SEC Filing on Google Icon
11/13/2025UBS Group AG567,322$12.70M0.0%-28.0%0.384%Search for SEC Filing on Google Icon
11/13/2025BNP Paribas Financial Markets28,445$0.64M0.0%-58.7%0.019%Search for SEC Filing on Google Icon
11/13/2025Franklin Resources Inc.200,508$4.49M0.0%-11.3%0.136%Search for SEC Filing on Google Icon
11/13/2025Quadrant Capital Group LLC4,652$0.10M0.0%N/A0.003%Search for SEC Filing on Google Icon
11/13/2025FourThought Financial Partners LLC13,078$0.29M0.0%N/A0.009%Search for SEC Filing on Google Icon
11/13/2025Legal & General Group Plc151,055$3.38M0.0%-8.2%0.102%Search for SEC Filing on Google Icon
11/13/2025Russell Investments Group Ltd.12,031$0.27M0.0%-84.5%0.008%Search for SEC Filing on Google Icon
11/13/2025Natixis Advisors LLC69,318$1.55M0.0%+5.8%0.047%Search for SEC Filing on Google Icon
11/13/2025First Trust Advisors LP460,373$10.31M0.0%+66.8%0.311%Search for SEC Filing on Google Icon
11/13/2025Neo Ivy Capital Management90,062$2.02M0.5%N/A0.061%Search for SEC Filing on Google Icon
11/12/2025Barclays PLC199,374$4.46M0.0%-24.7%0.135%Search for SEC Filing on Google Icon
11/12/2025Orion Porfolio Solutions LLC24,551$0.55M0.0%+68.8%0.017%Search for SEC Filing on Google Icon
11/12/2025Dimensional Fund Advisors LP5,145,141$115.19M0.0%+4.5%3.478%Search for SEC Filing on Google Icon
11/12/2025Cresset Asset Management LLC9,714$0.22M0.0%N/A0.007%Search for SEC Filing on Google Icon
11/12/2025Victory Capital Management Inc.15,878$0.36M0.0%-84.1%0.011%Search for SEC Filing on Google Icon
11/12/2025Quantbot Technologies LP55,876$1.25M0.0%+1,645.6%0.038%Search for SEC Filing on Google Icon
11/12/2025Choreo LLC9,776$0.22M0.0%N/A0.007%Search for SEC Filing on Google Icon
11/12/2025Primecap Management Co. CA2,049,340$45.89M0.0%-2.3%1.385%Search for SEC Filing on Google Icon
11/12/2025Intech Investment Management LLC59,655$1.34M0.0%-9.4%0.040%Search for SEC Filing on Google Icon
11/12/2025US Bancorp DE5,317$0.12M0.0%-77.8%0.004%Search for SEC Filing on Google Icon
11/12/2025Fox Run Management L.L.C.11,967$0.27M0.0%N/A0.008%Search for SEC Filing on Google Icon
11/12/2025Willow Creek Wealth Management Inc.9,573$0.21M0.0%N/A0.006%Search for SEC Filing on Google Icon
11/10/2025Weitz Investment Management Inc.744,972$16.68M0.9%-62.0%0.504%Search for SEC Filing on Google Icon
11/10/2025AXQ Capital LP10,589$0.24M0.1%N/A0.007%Search for SEC Filing on Google Icon
11/10/2025Equitable Trust Co.2,061,715$46.16M2.1%-8.5%1.394%Search for SEC Filing on Google Icon
11/10/2025Catawba River Capital615,448$13.78M6.3%-0.2%0.416%Search for SEC Filing on Google Icon
11/10/2025Ameritas Investment Partners Inc.11,633$0.26M0.0%-16.9%0.008%Search for SEC Filing on Google Icon
11/10/2025Bleakley Financial Group LLC29,012$0.65M0.0%-3.1%0.020%Search for SEC Filing on Google Icon
11/10/2025Hillsdale Investment Management Inc.344,840$7.72M0.2%+1.9%0.233%Search for SEC Filing on Google Icon
11/7/2025CenterBook Partners LP49,100$1.10M0.1%-88.3%0.033%Search for SEC Filing on Google Icon
11/7/2025Vanguard Group Inc.8,413,911$188.39M0.0%-1.5%5.688%Search for SEC Filing on Google Icon
11/7/2025JPMorgan Chase & Co.3,133,666$70.16M0.0%-39.6%2.118%Search for SEC Filing on Google Icon
11/7/2025State of New Jersey Common Pension Fund D113,808$2.55M0.0%N/A0.077%Search for SEC Filing on Google Icon
11/6/2025Cornerstone Investment Partners LLC18,122$0.41M0.0%-6.9%0.012%Search for SEC Filing on Google Icon
11/6/2025Rhumbline Advisers236,541$5.30M0.0%-2.0%0.160%Search for SEC Filing on Google Icon
11/6/2025Navellier & Associates Inc.110,754$2.48M0.3%+12.9%0.075%Search for SEC Filing on Google Icon
11/6/2025ProShare Advisors LLC23,809$0.53M0.0%-16.6%0.016%Search for SEC Filing on Google Icon
11/6/2025Oppenheimer Asset Management Inc.52,868$1.18M0.0%-2.8%0.036%Search for SEC Filing on Google Icon
11/5/2025Smartleaf Asset Management LLC3,618$77K0.0%+321.2%0.002%Search for SEC Filing on Google Icon
11/5/2025TenCore Partners LP437,150$9.79M4.3%-9.3%0.296%Search for SEC Filing on Google Icon
11/5/2025Bessemer Group Inc.658,937$14.75M0.0%-34.6%0.445%Search for SEC Filing on Google Icon
11/5/2025Savant Capital LLC11,989$0.27M0.0%N/A0.008%Search for SEC Filing on Google Icon
11/5/2025Envestnet Asset Management Inc.257,134$5.76M0.0%+3.3%0.174%Search for SEC Filing on Google Icon
11/4/2025Jones Financial Companies Lllp1,270$27K0.0%N/A0.001%Search for SEC Filing on Google Icon
11/4/2025Principal Financial Group Inc.11,012,789$246.58M0.1%+0.5%7.520%Search for SEC Filing on Google Icon
11/4/2025Gitterman Wealth Management LLC10,344$0.23M0.1%-20.9%0.007%Search for SEC Filing on Google Icon
11/4/2025Lingohr Asset Management GmbH10,306$0.23M0.1%-35.0%0.007%Search for SEC Filing on Google Icon
11/3/2025AlphaQuest LLC28,944$0.65M0.0%+251.5%0.020%Search for SEC Filing on Google Icon
11/3/2025New York State Common Retirement Fund63,062$1.41M0.0%+56.2%0.043%Search for SEC Filing on Google Icon
11/3/2025TD Waterhouse Canada Inc.60,600$1.33M0.0%+15.2%0.041%Search for SEC Filing on Google Icon
11/3/2025Federated Hermes Inc.298,130$6.68M0.0%+52,387.7%0.202%Search for SEC Filing on Google Icon
10/31/2025Davidson Kahn Capital Management LLC289,538$6.48M3.6%-0.3%0.198%Search for SEC Filing on Google Icon
10/30/2025Teacher Retirement System of Texas107,866$2.42M0.0%-20.0%0.074%Search for SEC Filing on Google Icon
10/29/2025Wealth Enhancement Advisory Services LLC40,269$0.89M0.0%-88.1%0.027%Search for SEC Filing on Google Icon
10/28/2025Campbell & CO Investment Adviser LLC70,930$1.59M0.1%-44.2%0.048%Search for SEC Filing on Google Icon
10/27/2025Pacific Capital Partners Ltd27,500$0.62M0.7%-72.5%0.019%Search for SEC Filing on Google Icon
10/27/2025TD Private Client Wealth LLC2,108$47K0.0%+1,450.0%0.001%Search for SEC Filing on Google Icon
10/27/2025Nordea Investment Management AB555,662$12.10M0.0%+3.2%0.379%Search for SEC Filing on Google Icon
10/24/2025State of Alaska Department of Revenue6,257$0.14M0.0%N/A0.004%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Perimeter Solutions logo
Perimeter Solutions, SA manufactures and supplies firefighting products and lubricant additives in the United States, Germany, and internationally. It operates in two segments, Fire Safety and Specialty Products. The Fire Safety segment provides fire retardants and firefighting foams, as well as specialized equipment and services for federal, state, provincial, local/municipal, and commercial customers. The Specialty Products segment produces and sells Phosphorus Pentasulfide, which is primarily used in the preparation of lubricant additives, including a family of compounds called Zinc Dialkyldithiophosphates. The company offers its products under the PHOS-CHEK, FIRE-TROL, AUXQUIMIA, and SOLBERG brands. Perimeter Solutions, SA was founded in 1963 and is headquartered in Clayton, Missouri.
Read More on Perimeter Solutions

Today's Range

Now: $28.05
Low: $27.30
High: $28.38

50 Day Range

MA: $24.06
Low: $21.02
High: $28.05

52 Week Range

Now: $28.05
Low: $8.76
High: $28.38

Volume

906,242 shs

Average Volume

865,698 shs

Market Capitalization

$4.15 billion

P/E Ratio

66.78

Dividend Yield

N/A

Beta

1.96

Who are the company insiders with the largest holdings of Perimeter Solutions?

Perimeter Solutions' top insider investors include:
  1. Windacre Partnership Master Fu (Major Shareholder)
  2. Vivek Raj (Director)
  3. Haitham Khouri (CEO)
  4. Tracy Britt Cool (Director)
  5. Jorge Valladares (Director)
  6. Jeffrey Emery (Insider)
  7. Kyle Sable (CFO)
Learn More about top insider investors at Perimeter Solutions.

Who are the major institutional investors of Perimeter Solutions?

Perimeter Solutions' top institutional shareholders include:
  1. Principal Financial Group Inc. — 7.52%
  2. Vanguard Group Inc. — 5.69%
  3. Dimensional Fund Advisors LP — 3.48%
  4. JPMorgan Chase & Co. — 2.12%
  5. JPMorgan Chase & Co. — 2.12%
  6. Brown Brothers Harriman & Co. — 1.87%
Learn More about top institutional investors of Perimeter Solutions stock.

Which major investors are selling Perimeter Solutions stock?

Within the last quarter, PRM stock was sold by these institutional investors:
  1. JPMorgan Chase & Co.
  2. JPMorgan Chase & Co.
  3. Weitz Investment Management Inc.
  4. Alyeska Investment Group L.P.
  5. Pennant Investors LP
  6. Brown Brothers Harriman & Co.
  7. Bank of America Corp DE
  8. CenterBook Partners LP
In the previous year, company insiders that have sold Perimeter Solutions company stock include:
  1. Windacre Partnership Master Fu (Major Shareholder)
  2. Vivek Raj (Director)
  3. Haitham Khouri (CEO)
Learn More investors selling Perimeter Solutions stock.

Which major investors are buying Perimeter Solutions stock?

During the last quarter, PRM stock was acquired by institutional investors including:
  1. Arrowstreet Capital Limited Partnership
  2. Millennium Management LLC
  3. Credit Agricole S A
  4. Federated Hermes Inc.
  5. Dimensional Fund Advisors LP
  6. Invesco Ltd.
  7. First Trust Advisors LP
  8. Squarepoint Ops LLC
During the last year, these company insiders have bought Perimeter Solutions stock:
  1. Windacre Partnership Master Fu (Major Shareholder)
  2. Vivek Raj (Director)
Learn More investors buying Perimeter Solutions stock.