144 0001973208 XXXXXXXX LIVE 0001030894 CELESTICA INC. 001-14832 5140 Yonge Street, Suite 1900 Toronto A6 M2N 6L7 416-448-5800 Wong Leila Officer Common Shares Canaccord Genuity

40 Temperance Street Suite 2100 Toronto A6 M5H 0B4

29950 8415650.5 115036621 02/02/2026 NYSE Common Shares 02/02/2026 Performance share unit vesting Celestica Inc. N 28450 02/02/2026 N/A Common Shares 02/02/2026 Restricted share unit vesting Celestica Inc. N 1500 02/02/2026 N/A N Leila Wong

5140 Yonge Street Suite 1900 Toronto A6 M2N 6L7

Common Shares 12/01/2025 3160 1021880.8 The filing of this Form 144 shall not be construed as an admission that the undersigned is an affiliate of the Issuer. 02/02/2026 /s/ Leila Wong