Perimeter Solutions, Inc. - Common Stock, par value $0.0001 per share (PRM)

Q: What does CUSIP 71385M107 represent in this 13F holders report?

CUSIP 71385M107 is the security identifier for PRM - Perimeter Solutions, Inc. - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held PRM - Perimeter Solutions, Inc. - Common Stock, par value $0.0001 per share in Q3 2026?

45 institutional investors reported PRM - Perimeter Solutions, Inc. - Common Stock, par value $0.0001 per share for Q3 2026. Use the holders table for investor-level position and value details.

CUSIP: 71385M107

Q3 2026 13F Holders as of 30 Sep 2026

Security type / class: Equity / Common Stock, par value $0.0001 per share
Total 13F shares: 2,475,880
Total 13F value: $65,376,557
Share change: +92,249
SEC-reported price per share: $26.32
Number of holders: 45
Value change: +$2,100,159
Number of buys: 18
Number of sells: 19
Shares outstanding: 163,117,384

Security key

71385M107

Report period

Q3 2026

Institutions

Top holders

PRM full security history Ownership snapshot Full 13F holder table Perimeter Solutions, Inc. SEC filings Perimeter Solutions, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 71385M107

Recent filing periods:

Q3 2026

Ownership snapshot

Top reported holders of PRM - Perimeter Solutions, Inc. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

WINDACRE PARTNERSHIP LLC

Disclosed value leader

WINDACRE PARTNERSHIP LLC

Comparable rows

5/15

Latest evidence

30 Jun 2026

13F 13D/G 3/4/5 Lead comparable stake: 9.9% 10 rows are not safely comparable across share classes. 13D/G row: WINDACRE PARTNERSHIP LLC Showing 1-6 of 15 holder rows.

Quick read

WINDACRE PARTNERSHIP LLC leads the comparable SEC ownership view at 9.9%.

5 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens WINDACRE PARTNERSHIP LLC's linked filing trail.

Comparable ownership Top 5

WINDACRE PARTNERSHIP LLC 9.9%

PRINCIPAL GLOBAL INVESTORS 8.2%

FMR LLC 6.7%

William N. Thorndike Jr. 5.7%

Matrix Capital Management Company... 4.5%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
WINDACRE PARTNERSHIP LLC	13F 13D/G 3/4/5 Company · The WindAcre Partnership LLC · 10%+ Owner 13F 13D/G 3/4/5	9.9% Reported 13D/G · 30 Jun 2026	$575,698,339 16,148,621 shares	—	30 Jun 2026
PRINCIPAL GLOBAL INVESTORS	13D/G 13D/G	8.2% Reported 13D/G · 30 Jun 2026	$453,680,814 13,375,024 shares	$0	30 Jun 2026
FMR LLC	13F 13D/G Company 13F 13D/G	6.7% Reported 13D/G · 30 Sep 2025	$342,328,157 9,602,473 shares	—	30 Jun 2026
William N. Thorndike Jr.	13D/G 3/4/5 Director 13D/G 3/4/5	5.7% Reported 13D/G · 03 Mar 2026	$254,703,570 9,309,341 shares	$0	03 Mar 2026
Matrix Capital Management Company, LP	13D/G 13D/G	4.5% Reported 13D/G · 31 Dec 2024	$66,850,800 6,554,000 shares	$0	31 Dec 2024
Snehal Amin	3/4/5 10%+ Owner 3/4/5	— denominator unverified	$547,438,251 16,148,621 shares	-$195,609,062	26 Jun 2026

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q3 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

2,475,880

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q3 2026 vs Q2 2026 Across Filers

Q2 2026 holders

307

Q3 2026 holders

Holder diff

-262

Investor	Q2 2026 Shares	Q3 2026 Shares	Share Diff	Share Chg %	Q2 2026 value	Q3 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend