Cornerstone Investment Partners’s Perimeter Solutions PRM Stock Holding History

Cornerstone Investment Partners’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
2026 Q1	$575K	Buy	23,530 +5,397	+30%	+$138K	0.02%	60
2025 Q4	$499K	Buy	18,133 +11	+0.1%	+$278	0.02%	66
2025 Q3	$406K	Sell	18,122 -1,351	-7%	-$25.6K	0.02%	78
2025 Q2	$271K	Buy	19,473 +9	+0%	+$104	0.01%	118
2025 Q1	$196K	Sell	19,464 -1,704	-8%	-$19.1K	0.01%	138
2024 Q4	$271K	Buy	21,168 +35	+0.2%	+$457	0.01%	122
2024 Q3	$284K	Buy	21,133 +633	+3%	+$6.56K	0.01%	117
2024 Q2	$161K	Buy	+20,500	New	+$153K	0.01%	190

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

DDC

DF Dent & Co Baltimore, Maryland $5.22B AUM 2.07% 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

Cornerstone Investment Partners's PRM Position: Q1 2026 in Review

Cornerstone Investment Partners increased its Perimeter Solutions (PRM) stake by 30% in Q1 2026, buying an estimated $138K and bringing the position to 23,530 shares worth $575K. The position accounts for 0.02% of the portfolio, ranked #60.

Cornerstone Investment Partners first reported a position in PRM in Q2 2024 and has held it in 8 quarters since. 291 funds tracked by Wall St. Rank hold PRM as of Q1 2026.

Cornerstone Investment Partners held 23,530 shares of Perimeter Solutions worth $575K as of Q1 2026.
Cornerstone Investment Partners bought 5,397 Perimeter Solutions shares in Q1 2026, an estimated $138K.
Perimeter Solutions made up 0.02% of Cornerstone Investment Partners's portfolio in Q1 2026, its #60 holding.
Cornerstone Investment Partners first reported a position in Perimeter Solutions in Q2 2024 and has held it in 8 quarters since.
291 funds tracked by Wall St. Rank held Perimeter Solutions as of Q1 2026.

Based on Cornerstone Investment Partners's 13F filing for Q1 2026, filed 8 May 2026.