Atom Investors’s Perimeter Solutions PRM Stock Holding History

Atom Investors’s Portfolio PRM Stock Details PRM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-44,967	Closed	-$626K	–	770
2025 Q2	$626K	Sell	44,967 -35,957	-44%	-$415K	0.06%	318
2025 Q1	$815K	Buy	80,924 +51,681	+177%	+$580K	0.1%	233
2024 Q4	$374K	Sell	29,243 -9,541	-25%	-$125K	0.05%	341
2024 Q3	$522K	Buy	+38,784	New	+$402K	0.05%	310

Other funds holding PRM

WPL

WINDACRE PARTNERSHIP LLC Houston, Texas $9.34B AUM 17.41% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

BBHC

Brown Brothers Harriman & Co New York $18.6B AUM 15.81% 1-Year Est. Return

Atom Investors's PRM Position: Q3 2025 in Review

Atom Investors sold out of Perimeter Solutions (PRM) in Q3 2025, closing a stake of 44,967 shares — an estimated $626K sold.

Atom Investors first reported a position in PRM in Q3 2024 and held it in 4 quarters. The position peaked at $815K in Q1 2025. 237 funds tracked by Wall St. Rank hold PRM as of Q3 2025.

Atom Investors reported no remaining Perimeter Solutions position as of Q3 2025 after selling out during the quarter.
Atom Investors sold 44,967 Perimeter Solutions shares in Q3 2025, an estimated $626K.
Atom Investors first reported a position in Perimeter Solutions in Q3 2024 and held it in 4 quarters.
Atom Investors's Perimeter Solutions position peaked at $815K in Q1 2025.
237 funds tracked by Wall St. Rank held Perimeter Solutions as of Q3 2025.

Based on Atom Investors's 13F filing for Q3 2025, filed 14 Nov 2025.