PERIMETER SOLUTIONS INC

Ticker: PRM CUSIP: 71385M107 Class: Common Stock

Cornerstone Investment Partners, LLC's Holding History (CIK: 0001328062)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 18,133 Value ($000) $499 Avg Close $25.26 Range $19.70 - $29.78

Q3 2025

Shares 18,122 Value ($000) $406 Avg Close $18.95 Range $13.79 - $23.79

Q2 2025

Shares 19,473 Value ($000) $271 Avg Close $11.54 Range $8.76 - $14.30

Q1 2025

Shares 19,464 Value ($000) $196 Avg Close $11.22 Range $8.90 - $14.05

Q4 2024

Shares 21,168 Value ($000) $271 Avg Close $13.06 Range $11.75 - $14.44

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	18,133	$499	$25.26	$19.70 - $29.78
Q3 2025	18,122	$406	$18.95	$13.79 - $23.79
Q2 2025	19,473	$271	$11.54	$8.76 - $14.30
Q1 2025	19,464	$196	$11.22	$8.90 - $14.05
Q4 2024	21,168	$271	$13.06	$11.75 - $14.44