Who owns PRM?
Institutional ownership of Perimeter Group Inc. from Form 13F, Q2 2026
307 institutional managers reported holding Perimeter Group Inc. (PRM) in Form 13F filings for Q2 2026, with 140,144,136 shares worth $5.0B. The largest reported holder was Windacre Partnership LLC. Managers that filed both quarters added a net 8,214,471 shares (+6.4%). 59 opened new positions and 43 sold out.
- Funds holding
- 307
- Value held
- $5.0B
- New / sold out
- 59 / 43
- Net shares, same filers
- +6.4%
Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
Largest holders of PRM
| Fund | Value | Share of 13F holdings | Shares | Move |
|---|---|---|---|---|
| Windacre Partnership LLC | $576M | 11.5% | 16,148,621 | Trimmed |
| Principal Financial Group Inc | $499M | 10.0% | 14,007,326 | Added |
| BlackRock, Inc. | $434M | 8.7% | 12,170,113 | Added |
| FMR LLC | $342M | 6.9% | 9,602,473 | Added |
| Vanguard Capital Management LLC | $235M | 4.7% | 6,587,147 | Added |
| Dimensional Fund Advisors LP | $154M | 3.1% | 4,315,745 | Trimmed |
| Geode Capital Management, LLC | $151M | 3.0% | 4,230,528 | Added |
| Jupiter Topco LLC | $147M | 2.9% | 4,125,974 | First report |
| State Street Corp | $129M | 2.6% | 3,611,344 | Added |
| DF Dent & Co Inc | $118M | 2.4% | 3,322,708 | Trimmed |
| JPMorgan Chase & Co | $103M | 2.2% | 3,138,584 | Added |
| Balance Capital Partners L.p. | $97.5M | 2.0% | 2,735,521 | Unchanged |
| Invesco Ltd. | $87.2M | 1.7% | 2,445,056 | Added |
| Brown Brothers Harriman & Co | $85.7M | 1.7% | 2,403,457 | Trimmed |
| Price T Rowe Associates Inc | $73.2M | 1.5% | 2,052,289 | Added |
| Franklin Resources Inc | $65.2M | 1.3% | 1,829,951 | Added |
| Neuberger Berman Group LLC | $64.7M | 1.3% | 1,815,703 | Added |
| Senator Investment Group LP | $64.0M | 1.3% | 1,795,000 | Trimmed |
| Morgan Stanley | $62.1M | 1.2% | 1,742,451 | Trimmed |
| Vanguard Portfolio Management LLC | $60.8M | 1.2% | 1,705,999 | Added |
| Bank of America Corp | $56.8M | 1.1% | 1,593,233 | Trimmed |
| Equitable Trust Co | $56.5M | 1.1% | 1,583,703 | Trimmed |
| Qube Research & Technologies Ltd | $54.9M | 1.1% | 1,539,968 | Added |
| Primecap Management Co | $53.4M | 1.1% | 1,496,851 | Trimmed |
| Northern Trust Corp | $53.0M | 1.1% | 1,487,785 | Added |
Share of 13F holdings is each fund's shares as a share of the 140,144,136 PRM shares all 13F filers reported, not of shares outstanding.
Biggest buyers in Q2 2026
- Price T Rowe Associates Inc Added+$67.5M
- Neuberger Berman Group LLC Added+$64.3M
- Franklin Resources Inc Added+$58.2M
- Principal Financial Group Inc Added+$53.3M
- Invesco Ltd. Added+$49.7M
- BlackRock, Inc. Added+$47.8M
- Driehaus Capital Management LLC New+$47.3M
- Qube Research & Technologies Ltd Added+$34.3M
- Wellington Management Group LLP New+$22.2M
- Credit Agricole S A Added+$21.1M
Biggest sellers in Q2 2026
- Windacre Partnership LLC Trimmed-$203M
- Corient Private Wealth LP Trimmed-$25.6M
- DF Dent & Co Inc Trimmed-$21.7M
- Senator Investment Group LP Trimmed-$20.5M
- Renaissance Technologies LLC Trimmed-$16.6M
- Dimensional Fund Advisors LP Trimmed-$16.0M
- Skye Global Management LP Sold out-$15.9M
- Goldman Sachs Group Inc Trimmed-$15.4M
- Arrowstreet Capital, Limited Partnership Trimmed-$13.8M
- East Coast Asset Management, LLC. Trimmed-$9.5M
The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $780M and sold $471M; 134 added and 71 trimmed.
Schedule 13D and 13G filings on PRM
Owners of more than 5% must file within days, so these can be newer than the 13F data.
- 2026-03-10Thorndike William N Jr SCHEDULE 13D filed by Perimeter Solutions SASchedule 13D
- 2025-11-05FMR LLC SCHEDULE 13G filed by Perimeter Solutions SASchedule 13G
- 2025-01-31VANGUARD GROUP INC SCHEDULE 13G filed by Perimeter Solutions SASchedule 13G
Questions about PRM ownership
- Who owns PRM stock?
- 307 institutional investment managers reported PRM positions in their Form 13F filings for Q2 2026, holding 140,144,136 shares worth $5.0B in total. Windacre Partnership LLC reported the largest position.
- Are funds buying or selling PRM?
- In Q2 2026, 59 managers opened new PRM positions, 134 added, 71 trimmed and 43 sold out. Managers that filed in both quarters added a net 8,214,471 shares.
- How current is this PRM institutional ownership data?
- It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.
From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to PRM by CUSIP. Options are left out. PRM news and filings · PRM insider trades · Top funds