AVIENT CORPORATION

Ticker: AVNT CUSIP: 05368V106 Class: Common Stock

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2025

Shares 56 Value ($000) $2 Avg Close $30.73 Range $27.24 - $32.88

Q3 2025

Shares 56 Value ($000) $2 Avg Close $34.28 Range $30.61 - $37.70

Q2 2025

Shares 56 Value ($000) $2 Avg Close $33.82 Range $27.20 - $39.22

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	56	$2	$30.73	$27.24 - $32.88
Q3 2025	56	$2	$34.28	$30.61 - $37.70
Q2 2025	56	$2	$33.82	$27.20 - $39.22