ATS Annual and Special Meeting 2026

Thursday, August 6, 2026, at 10:30 am EST

Virtual Meeting

Webcast

Meeting Materials

Notice of Availability of Proxy Materials here

Virtual AGM User Guide here

Management Information Circular here

Financial Statements here

All shareholders may request that a paper copy of Annual Meeting Materials be sent to them at no cost. Prior to the meeting, requests may be made as follows: (i) for registered shareholders, by contacting Computershare at 1-866-962-0498 (toll-free in North America) or 514-982-8716 (from outside North America); and (ii) for non-registered (beneficial) shareholders, by contacting Broadridge at 1-877-907-7643 (toll free in North America) or 303-562-9305 (English) or 303-562-9306 (French) (from outside North America).