SOTERA HEALTH CO

Ticker: SHC CUSIP: 83601L102 Class: Common Stock

Stockbridge Partners LLC's Holding History (CIK: 0001505183)

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

Q3 2022

Shares 893,430 Value ($000) $6,093 Avg Close $16.63 Range $6.80 - $20.41

Q1 2022

Shares 9,213,441 Value ($000) $199,563 Avg Close $21.21 Range $18.31 - $23.83

Q4 2021

Shares 9,234,930 Value ($000) $217,483 Avg Close $23.93 Range $20.48 - $27.38

Q3 2021

Shares 9,937,488 Value ($000) $259,865 Avg Close $24.19 Range $21.95 - $26.86

Q2 2021

Shares 9,404,585 Value ($000) $227,873 Avg Close $24.61 Range $21.21 - $26.49

Q1 2021

Shares 7,969,447 Value ($000) $198,917 Avg Close $26.45 Range $23.84 - $30.38

Q4 2020

Shares 1,862,187 Value ($000) $51,098 Avg Close $26.84 Range $24.05 - $29.00

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	893,430	$6,093	$16.63	$6.80 - $20.41
Q1 2022	9,213,441	$199,563	$21.21	$18.31 - $23.83
Q4 2021	9,234,930	$217,483	$23.93	$20.48 - $27.38
Q3 2021	9,937,488	$259,865	$24.19	$21.95 - $26.86
Q2 2021	9,404,585	$227,873	$24.61	$21.21 - $26.49
Q1 2021	7,969,447	$198,917	$26.45	$23.84 - $30.38
Q4 2020	1,862,187	$51,098	$26.84	$24.05 - $29.00