Perimeter Solutions Ownership | Who Owns Perimeter Solutions?
Perimeter Solutions Ownership Summary
Perimeter Solutions is owned by 19.56% institutional investors, 7.63% insiders, and 72.81% retail investors. Windacre partnership is the largest institutional shareholder, holding 14.86% of PRM shares. Principal Aligned MidCap Equity is the top mutual fund, with 5.33% of its assets in Perimeter Solutions shares.
PRM Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Perimeter Solutions | 19.56% | 7.63% | 72.81% |
| Sector | Basic Materials Stocks | 33.12% | 12.20% | 54.68% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Windacre partnership | 21.85M | 14.86% | $489.32M |
| Principal financial group | 10.88M | 7.41% | $299.50M |
| Blackrock funding, inc. /de | 10.87M | 7.40% | $299.17M |
| Blackrock | 10.41M | 7.17% | $81.55M |
| Fmr | 9.76M | 6.63% | $218.42M |
| Vanguard group | 8.57M | 5.84% | $235.95M |
| Dimensional fund advisors lp | 4.74M | 3.23% | $130.38M |
| Ensemble capital management | 4.29M | 2.95% | $33.60M |
| Geode capital management | 3.42M | 2.33% | $94.22M |
| State street | 3.14M | 2.14% | $70.33M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Repertoire partners lp | 806.90K | 11.97% | $6.32M |
| East coast asset management, llc. | 1.57M | 11.04% | $35.24M |
| Pennant investors, lp | 1.38M | 8.34% | $30.99M |
| Pennant select | 570.04K | 8.03% | $12.76M |
| R.p. boggs | 600.90K | 7.36% | $16.54M |
| Windacre partnership | 21.85M | 6.12% | $489.32M |
| Tencore partners, lp | 395.15K | 5.56% | $10.88M |
| Davidson kahn capital management | 289.67K | 4.14% | $7.97M |
| Templeton & phillips capital management | 189.92K | 3.06% | $4.25M |
| Ensemble capital management | 4.29M | 2.62% | $33.60M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 9.76M | 0.01% | 6.71M |
| T. rowe price investment management | 1.79M | 0.02% | 1.79M |
| Arrowstreet capital, limited partnership | 2.13M | 0.03% | 714.82K |
| Morgan stanley | 1.54M | 0.00% | 549.47K |
| Norges bank | 503.33K | 0.00% | 503.33K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Matrix capital management company, lp | - | - | -6.55M |
| Meritage group lp | - | - | -3.92M |
| Janus henderson group | - | - | -2.70M |
| Alta fox capital management | - | - | -953.15K |
| Ci private wealth | 2.47M | 0.09% | -840.39K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| T. rowe price investment management | 1.79M | 0.02% | 1.79M | $40.15M |
| Norges bank | 503.33K | 0.00% | 503.33K | $13.86M |
| Trexquant investment lp | 103.17K | 0.02% | 103.17K | $2.31M |
| Wolverine trading | 80.58K | 0.00% | 80.58K | $1.72M |
| Hap trading | 52.73K | 0.08% | 52.73K | $1.18B |
Sold Out
| Holder | Change |
|---|---|
| Hexagon capital partners | -8.00 |
| Jpl wealth management | -15.00 |
| Sittner & nelson | -22.00 |
| Mather group, llc. | -23.00 |
| Stephens consulting | -35.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 100 | -58.85% | 28,718,839 | -77.40% | 19 | 0.26% | 56 | -55.20% | 28 | -65.85% |
| Sep 30, 2025 | 90 | -57.75% | 32,405,091 | -74.77% | 22 | 0.29% | 40 | -64.29% | 31 | -51.56% |
| Jun 30, 2025 | 213 | -5.33% | 128,432,256 | 3.08% | 87 | 1.24% | 112 | -12.50% | 64 | 1.59% |
| Mar 31, 2025 | 223 | 8.25% | 124,355,669 | -1.92% | 83 | 1.11% | 127 | 4.10% | 64 | 25.49% |
| Dec 31, 2024 | 7 | -96.30% | 37,069 | -99.97% | - | 0.00% | 2 | -98.23% | 2 | -96.08% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Principal Aligned MidCap Equity | 7.97M | 5.33% | -158.62K |
| Principal MidCap R5 | 7.97M | 5.33% | 7.97M |
| Vanguard Total Stock Mkt Idx Inv | 4.39M | 2.94% | 12.19K |
| iShares Russell 2000 ETF | 3.36M | 2.25% | 739.32K |
| Janus Henderson US Small Cap Growth MA | 2.87M | 1.96% | 2.87M |
| Fidelity Low-Priced Stock | 2.58M | 1.73% | -254.60K |
| Janus Henderson Venture D | 2.17M | 1.45% | -30.20K |
| Janus Henderson US Small Cap Growth | 2.17M | 1.45% | -75.91K |
| DF Dent Small Cap Growth | 1.85M | 1.24% | 24.10K |
| Vanguard Institutional Extnd Mkt Idx Tr | 1.52M | 1.02% | 3.53K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 11, 2026 | Thorndike William N Jr | - | Sell | $2.32M |
| Mar 09, 2026 | Thorndike William N Jr | - | Sell | $2.09M |
| Mar 10, 2026 | Thorndike William N Jr | - | Sell | $2.36M |
| Mar 09, 2026 | Thorndike William N Jr | - | Sell | $833.72K |
| Mar 04, 2026 | Thorndike William N Jr | - | Sell | $3.03M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 7 |
| 2025 Q4 | - | 2 |
| 2025 Q3 | - | 3 |
| 2025 Q2 | 1 | 7 |
| 2025 Q1 | - | 1 |
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