Celestica CFO Mandeep Chawla Sells 15,756 Shares Under Rule 10b5-1 Plan

This Form 4 filing discloses that Mandeep Chawla, Chief Financial Officer of Celestica Inc (CLS), sold 15,756 common shares on June 15, 2026, through multiple transactions executed under a Rule 10b5-1 trading plan adopted on March 13, 2026. The sales occurred at weighted average prices ranging from $394.25 to $412.99 per share, with individual transaction prices varying within specific ranges for each block of shares sold. Following these transactions, Chawla's direct ownership decreased from 99,444 shares to 82,444 shares. The filing includes detailed footnotes explaining that each reported price is a weighted average and provides the specific price ranges for each transaction block. The sales were conducted pursuant to a pre-established trading plan designed to allow insiders to trade company shares while avoiding potential insider trading allegations.