AVANTOR INC

Ticker: AVTR CUSIP: 05352A100 Class: EQTY

Riggs Asset Managment Co. Inc.'s Holding History (CIK: 0001601348)

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

Q2 2025

Shares 23 Value ($000) $0 Avg Close $13.68 Range $11.82 - $16.29

Q4 2024

Shares 22 Value ($000) $0 Avg Close $22.49 Range $19.59 - $26.14

Q3 2024

Shares 22 Value ($000) $1 Avg Close $24.55 Range $20.49 - $28.00

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	23	$0	$13.68	$11.82 - $16.29
Q4 2024	22	$0	$22.49	$19.59 - $26.14
Q3 2024	22	$1	$24.55	$20.49 - $28.00