AVANTOR INC

Ticker: AVTR CUSIP: 05352A100 Class: EQTY

MAI Capital Management's Holding History (CIK: 0001040197)

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

Q4 2025

Shares 388 Value ($000) $4 Avg Close $12.31 Range $10.62 - $15.93

Q3 2025

Shares 890 Value ($000) $11 Avg Close $12.88 Range $10.82 - $14.42

Q2 2025

Shares 1,268 Value ($000) $17 Avg Close $13.68 Range $11.82 - $16.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	388	$4	$12.31	$10.62 - $15.93
Q3 2025	890	$11	$12.88	$10.82 - $14.42
Q2 2025	1,268	$17	$13.68	$11.82 - $16.29