Mr. Martha Wilmot reports

SOUTH BOW ANNOUNCES TIMING OF FIRST-QUARTER 2026 RESULTS, CONFERENCE CALL AND WEBCAST, AND ANNUAL GENERAL MEETING

South Bow Corp. will release its first quarter 2026 financial and operational results after the close of markets on May 7, 2026.

Conference call and webcast details

South Bow's senior leadership will host a conference call and webcast to discuss the company's first quarter 2026 results on May 8, 2026, at 8 a.m. MT (10 a.m. ET).

Date:  May 8, 2026

Time:  8 a.m. MT (10 a.m. ET)

Register ahead of time to receive a unique PIN (personal identification number) to access the conference call via telephone. Once registered, participants can dial into the conference call from their telephone via the unique PIN or click on the "call me" option to receive an automated call directly on their telephone.

Visit the company's website for the replay following the event.

Annual general meeting details

South Bow's annual meeting of shareholders will be held virtually via live audio webcast on May 7, 2026, at 8 a.m. MT (10 a.m. ET), to enable greater shareholder attendance and participation.

Date:  May 7, 2026

Time:  8 a.m. MT (10 a.m. ET)

Webcast password:  southbow2026

For full details on how to vote, as well as attend and participate, in the meeting, refer to South Bow's management information circular and virtual meeting user guide, available on South Bow's website, under South Bow's SEDAR+ profile, and in South Bow's filings with the U.S. Securities and Exchange Commission (SEC).

Copies of South Bow's audited consolidated financial statements and notes, and management's discussion and analysis as at and for the year ended Dec. 31, 2025, are available electronically on South Bow's website, under South Bow's SEDAR+ profile and in South Bow's filings with the SEC. Printed copies of these documents are available, free of charge, upon request by calling 1-844-318-7826 or e-mailing investor.relations@southbow.com.

About South Bow Corp.

South Bow safely operates 4,900 kilometres (3,045 miles) of crude oil pipeline infrastructure, connecting Alberta crude oil supplies to U.S. refining markets in Illinois, Okla., and the U.S. Gulf Coast through its unrivalled market position. The company takes pride in what it does -- providing safe and reliable transportation of crude oil to North America's highest demand markets. As an investment-grade entity based in Calgary, Alta., South Bow's common shares trade on the Toronto Stock Exchange and the New York Stock Exchange under the symbol SOBO.

We seek Safe Harbor.