Form 4 Filing for AbCellera Biologics Inc. - Stephen Quake

This Form 4 filing details a significant event for Stephen Quake, a director at AbCellera Biologics Inc. On June 11, 2026, Quake was granted 111,701 share options with a purchase price of $5.27 per share. These options are set to vest and become exercisable on June 10, 2027, contingent upon Quake's continued service to the company. The options, exercisable until June 11, 2036, are part of a larger grant, bringing Quake's total post-transaction shares to 306,633. The underlying securities for these options are the company's Common Shares. The filing was signed by an attorney-in-fact on June 12, 2026.