SOTERA HEALTH CO

Ticker: SHC CUSIP: 83601L102 Class: Common Stock

Mariner, LLC's Holding History (CIK: 0001373442)

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

Q4 2025

Shares 113,010 Value ($000) $1,995 Avg Close $16.54 Range $14.96 - $17.83

Q2 2023

Shares 10,599 Value ($000) $200 Avg Close $15.89 Range $13.87 - $19.30

Q1 2023

Shares 17,076 Value ($000) $0 Avg Close $16.71 Range $8.02 - $19.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	113,010	$1,995	$16.54	$14.96 - $17.83
Q2 2023	10,599	$200	$15.89	$13.87 - $19.30
Q1 2023	17,076	$0	$16.71	$8.02 - $19.02