Ms. Claudine Galloway reports

SUNOPTA ANNOUNCES PROXY ADVISORY FIRMS ISS AND GLASS LEWIS RECOMMEND SHAREHOLDERS VOTE "FOR" PROPOSED ACQUISITION BY REFRESCO

Leading independent proxy advisory firms Institutional Shareholder Services Inc. (ISS) and Glass, Lewis & Co. have both recommended that SunOpta Inc.'s shareholders vote for the proposed acquisition of the company by an affiliate of Refresco Holding B.V. at the company's upcoming special meeting of shareholders scheduled for April 16, 2026, at 10 a.m. ET via live audio webcast on-line.

As previously announced, SunOpta entered into a definitive agreement under which Refresco will acquire SunOpta for $6.50 (U.S.) per share in cash. The closing of the arrangement is subject to approval by SunOpta's shareholders and the Ontario Superior Court of Justice, as well as the satisfaction or waiver of other customary closing conditions.

SunOpta's board of directors has unanimously determined that the arrangement is fair to shareholders and is in the best interests of the company and recommends that shareholders vote for the arrangement at the upcoming shareholder meeting.

Shareholder questions and assistance

SunOpta encourages shareholders to submit their vote in advance of the shareholder meeting by proxy or voting instruction form. Shareholders are reminded that proxies and voting instruction forms must be received no later than the proxy cut-off time of April 14, 2026, at 10 a.m. Eastern Time.

If you have any questions or need assistance in your consideration of the arrangement or with the completion and delivery of your proxy, please contact the company's shareholder communications adviser and proxy solicitation agent, Sodali & Co., by telephone at 1-833-830-8285 (North America) or 1-289-695-3075 (outside North America), or by e-mail at assistance@investor.sodali.com. If you have any questions about depositing your common shares of SunOpta pursuant to the arrangement, including with respect to completing the letter of transmittal, please contact TSX Trust Company, which is acting as depositary under the arrangement, by telephone at 1-866-600-5859 (North America) or 1-416-342-1091 (outside North America), or by e-mail at tsxtis@tmx.com.

About SunOpta Inc.

SunOpta delivers customized supply chain solutions and innovation for top brands, retailers and food-service providers across a broad portfolio of beverages, broths and better-for-you snacks. With over 50 years of expertise, SunOpta fuels customers' growth with high-quality, sustainability-forward solutions distributed through retail, club, food-service and e-commerce channels across North America.

We seek Safe Harbor.