CELESTICA INC

Ticker: CLS CUSIP: 15101Q207 Class: COM

Summerhill Capital Management lnc.'s Holding History (CIK: 0002017598)

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

Q4 2025

Shares 9,868 Value ($000) $2,923 Avg Close $301.37 Range $230.24 - $363.40

Q3 2025

Shares 18,514 Value ($000) $4,556 Avg Close $201.61 Range $144.27 - $261.83

Q2 2025

Shares 28,771 Value ($000) $4,487 Avg Close $106.30 Range $58.05 - $157.35

Q1 2025

Shares 28,913 Value ($000) $2,283 Avg Close $106.09 Range $75.59 - $144.27

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,868	$2,923	$301.37	$230.24 - $363.40
Q3 2025	18,514	$4,556	$201.61	$144.27 - $261.83
Q2 2025	28,771	$4,487	$106.30	$58.05 - $157.35
Q1 2025	28,913	$2,283	$106.09	$75.59 - $144.27