Perimeter Solutions, Inc. 13F holders
309 funds reported a position in Perimeter Solutions, Inc. in their 13F for the quarter ended 30 June 2026, together 141.4 million shares worth $5.03 billion. Against the quarter before, 52 opened a position, 136 added, 72 trimmed and 43 sold out; together they bought a net 7.3 million shares. The largest holders: Windacre Partnership LLC, Principal Financial Group Inc. and BlackRock, Inc.
Funds holding309+16 on Q1 2026
Shares they held141.4Mworth $5.03 billion
Net bought on the quarter7.3M sharesabout $260.4 million at the funds' values
Funds buying to selling188 to 115opened or added, to cut or sold
Opened 52Added 136Held 44Trimmed 72Sold out 43
What each fund did in PRM against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in PRM in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
2,671 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 47 reported a position in Perimeter Solutions, Inc.: 3 opened one, 15 added, 10 trimmed and 9 sold out, a net 74,994 shares bought.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 6 reported a position in Perimeter Solutions, Inc. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 9.6 million shares worth $342.3 million, 0.0% of its reported book. Sold out: Two Sigma Investments, Millennium Management, Point72 Asset Management. In the quarter, 2 funds added or opened a position and 5 trimmed or sold out; together they bought a net 229,199 shares, about $8.2 million at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 9,602,473 | $342.3 million | 0.0% | +563,363 | added | 30 June 2026 | 13F |
| Geode Capital Management | 4,230,528 | $150.8 million | 0.0% | +433,923 | added | 30 June 2026 | 13F |
| Norges Bank | 472,135 | $16.8 million | 0.0% | held | 30 June 2026 | 13F | |
| Citadel Advisors | 287,728 | $10.3 million | 0.0% | -41,922 | trimmed | 30 June 2026 | 13F |
| Akre Capital Management | 250,000 | $8.9 million | 0.2% | no change | held | 30 June 2026 | 13F |
| Renaissance Technologies | 126,231 | $4.5 million | 0.0% | -465,026 | trimmed | 30 June 2026 | 13F |
| Two Sigma Investments | 0 | $0 | 0.0% | -18,900 | exited | 30 June 2026 | 13F |
| Millennium Management | 0 | $0 | 0.0% | -76,522 | exited | 30 June 2026 | 13F |
| Point72 Asset Management | 0 | $0 | 0.0% | -165,717 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| Windacre Partnership LLC | 16,148,621 | 11.42% | $575.7 million | 5.69% | -5,705,979 | 13F |
| Principal Financial Group Inc. | 14,007,326 | 9.91% | $499.4 million | 0.24% | +1,494,167 | 13F |
| BlackRock, Inc. | 12,170,113 | 8.61% | $433.9 million | 0.01% | +1,340,733 | 13F |
| FMR LLC | 9,602,473 | 6.79% | $342.3 million | 0.01% | +563,363 | 13F |
| Vanguard Capital Management LLC | 6,587,147 | 4.66% | $234.8 million | 0.01% | +411,660 | 13F |
| Dimensional Fund Advisors LP | 4,315,745 | 3.05% | $153.8 million | 0.03% | -447,720 | 13F |
| Geode Capital Management, LLC | 4,230,528 | 2.99% | $150.8 million | 0.01% | +433,923 | 13F |
| Jupiter Topco LLC | 4,125,974 | 2.92% | $147.1 million | 0.06% | first 13F | 13F |
| State Street Corp. | 3,611,344 | 2.55% | $128.7 million | 0.00% | +367,276 | 13F |
| DF Dent & Co. Inc. | 3,322,708 | 2.35% | $118.5 million | 2.25% | -609,663 | 13F |
| JPMorgan Chase & Co. | 3,138,584 | 2.22% | $102.9 million | 0.01% | +331,950 | 13F |
| Balance Capital Partners L.P. | 2,735,521 | 1.94% | $97.5 million | 70.00% | no change | 13F |
| Invesco Ltd. | 2,445,056 | 1.73% | $87.2 million | 0.01% | +1,393,432 | 13F |
| Brown Brothers Harriman & Co. | 2,403,457 | 1.70% | $85.7 million | 0.38% | -204,832 | 13F |
| East Coast Asset Management, LLC. | 2,321,135 | 1.64% | $82.7 million | 13.26% | -673,709 | 13F |
| Price T Rowe Associates Inc. | 2,052,289 | 1.45% | $73.2 million | 0.01% | +1,892,983 | 13F |
| Franklin Resources Inc. | 1,829,951 | 1.29% | $65.2 million | 0.01% | +1,632,862 | 13F |
| Neuberger Berman Group LLC | 1,815,703 | 1.28% | $64.7 million | 0.04% | +1,802,552 | 13F |
| Senator Investment Group LP | 1,795,000 | 1.27% | $64.0 million | 2.33% | -575,000 | 13F |
| Morgan Stanley | 1,742,451 | 1.23% | $62.1 million | 0.00% | -134,325 | 13F |
| Vanguard Portfolio Management LLC | 1,705,999 | 1.21% | $60.8 million | 0.00% | +258,538 | 13F |
| Bank of America Corp. | 1,593,233 | 1.13% | $56.8 million | 0.00% | -144,862 | 13F |
| Equitable Trust Co. | 1,583,703 | 1.12% | $56.5 million | 2.36% | -69,484 | 13F |
| Qube Research & Technologies Ltd | 1,539,968 | 1.09% | $54.9 million | 0.06% | +962,113 | 13F |
| Primecap Management Co. | 1,496,851 | 1.06% | $53.4 million | 0.03% | -137,949 | 13F |
| Northern Trust Corp. | 1,487,785 | 1.05% | $53.0 million | 0.01% | +79,653 | 13F |
| Driehaus Capital Management LLC | 1,327,763 | 0.94% | $47.3 million | 0.27% | new | 13F |
| Focus Partners Wealth | 1,320,613 | 0.93% | $47.1 million | 0.05% | +249,386 | 13F |
| Charles Schwab Investment Management Inc. | 1,316,589 | 0.93% | $46.9 million | 0.01% | +167,184 | 13F |
| Arrowstreet Capital, Limited Partnership | 1,238,374 | 0.88% | $44.1 million | 0.02% | -388,350 | 13F |
| Corient Private Wealth LP | 1,183,896 | 0.84% | $42.2 million | 0.06% | -717,082 | 13F |
| Vanguard Fiduciary Trust Co. | 1,100,108 | 0.78% | $39.2 million | 0.01% | +188,217 | 13F |
| T. Rowe Price Investment Management, Inc. | 1,039,513 | 0.74% | $37.1 million | 0.02% | +25,311 | 13F |
| Raymond James Financial Inc. | 921,477 | 0.65% | $32.9 million | 0.01% | +81,820 | 13F |
| Bessemer Group Inc. | 888,668 | 0.63% | $31.7 million | 0.04% | -176,257 | 13F |
| Credit Agricole S A | 720,448 | 0.51% | $25.7 million | 0.07% | +590,806 | 13F |
| Pennant Investors, LP | 689,000 | 0.49% | $24.6 million | 7.33% | -249,250 | 13F |
| Envestnet Asset Management Inc. | 658,988 | 0.47% | $23.5 million | 0.01% | +108,712 | 13F |
| Wellington Management Group LLP | 621,669 | 0.44% | $22.2 million | 0.00% | new | 13F |
| Catawba River Capital | 594,278 | 0.42% | $21.2 million | 9.48% | -5,093 | 13F |
| Wells Fargo & Company | 572,874 | 0.41% | $20.4 million | 0.00% | +117,481 | 13F |
| Goldman Sachs Group Inc. | 549,371 | 0.39% | $19.6 million | 0.00% | -431,329 | 13F |
| Conestoga Capital Advisors, LLC | 535,965 | 0.38% | $19.1 million | 0.42% | new | 13F |
| Bank of New York Mellon Corp | 511,468 | 0.36% | $18.2 million | 0.00% | +76,833 | 13F |
| Fred Alger Management, LLC | 502,835 | 0.36% | $17.9 million | 0.06% | new | 13F |
| AQR Capital Management LLC | 490,364 | 0.35% | $17.5 million | 0.01% | -83,805 | 13F |
| Nuveen, LLC | 477,774 | 0.34% | $17.0 million | 0.00% | +193,430 | 13F |
| Norges Bank | 472,135 | 0.33% | $16.8 million | 0.00% | 13F | |
| Weitz Investment Management, Inc. | 450,817 | 0.32% | $16.1 million | 1.11% | -58,583 | 13F |
| Nordea Investment Management AB | 463,483 | 0.33% | $15.7 million | 0.01% | -554 | 13F |
The 50 largest of the 309 funds that reported a position in PRM in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on PRM
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Puts | 64,500 | $2.3 million | 30 June 2026 | 13F |
| Citadel Advisors | Calls | 50,000 | $1.8 million | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 14 August 2026 | 13G/A | The WindAcre Partnership LLC and 5 others | 16.1 million | 9.9% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 5 August 2026 | 13G/A | Principal Global Investors and 3 others | 13.4 million | 8.2% | 30 June 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 10 March 2026 | 13D | William N. Thorndike, Jr. | 9.3 million | 5.7% | 3 March 2026 | The Reporting Person acquired the securities of the Issuer for investment purposes. The information contained in Item 3 and in Item 6 of this Schedule 13D is incorporated herein by reference. The Reporting Person or his affiliates may purch | EDGAR |
| 5 November 2025 | 13G | FMR LLC and 3 others | 9.8 million | 6.7% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 21 September 2026 | 38,280 | $32.18 | SEC |
| 18 September 2026 | 256 | $32.18 | SEC |
| 16 September 2026 | 56,444 | $31.56 | SEC |
| 15 September 2026 | 205 | $31.21 | SEC |
| 8 September 2026 | 2,740 | $31.76 | SEC |
| 28 August 2026 | 2,251 | $32.03 | SEC |
| 27 August 2026 | 26 | $31.16 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.