AVANTOR INC

Ticker: AVTR CUSIP: 05352A100 Class: EQTY

Fortitude Family Office, LLC's Holding History (CIK: 0001950506)

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

Q4 2025

Shares 46 Value ($000) $1 Avg Close $12.31 Range $10.62 - $15.93

Q3 2025

Shares 156 Value ($000) $2 Avg Close $12.88 Range $10.82 - $14.42

Q2 2025

Shares 137 Value ($000) $2 Avg Close $13.68 Range $11.82 - $16.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	46	$1	$12.31	$10.62 - $15.93
Q3 2025	156	$2	$12.88	$10.82 - $14.42
Q2 2025	137	$2	$13.68	$11.82 - $16.29