Investment Community Teleconference Set for May 13, 2026 at 8 a.m. EDT

TORONTO, April 13, 2026 /PRNewswire/ - Hydro One Limited (TSX: H), the largest electric transmission and distribution utility in Ontario, plans to release its first quarter financial results the morning of May 13, 2026, before North American financial markets open. A summary of the results will be distributed by newswire and the complete MD&A and financial statements will be posted at www.hydroone.com/investors and www.sedarplus.com.

Hydro One's management will host a teleconference with the investment community starting at 8 a.m. ET that same morning to discuss the results and outlook. Those wishing to listen to the teleconference can access the live webcast through the Investor Relations Events and Presentations section of Hydro One's website at www.hydroone.com/investors. A rebroadcast of the teleconference will be available following the call at the same link.

Members of the North American financial community wanting to ask questions during the call should use the following link (registration link), and you will be provided with personalized dial-in details. To avoid delays, we encourage participants to dial into the conference call fifteen minutes ahead of the scheduled start time. Other interested parties and media are welcome to participate on a listen-only basis.

Hydro One Limited (TSX: H)

Hydro One Limited, through its wholly-owned subsidiaries, is Ontario's largest electricity transmission and distribution provider with 1.5 million valued customers, $39.7 billion in assets as at December 31, 2025, and annual revenues in 2025 of $9 billion.

Our team of 9,600 skilled and dedicated employees proudly build and maintain a safe and reliable electricity system which is essential to supporting strong and successful communities. In 2025, Hydro One invested $3.4 billion in its transmission and distribution networks, and supported the economy through buying $3.0 billion of goods and services.

We are committed to the communities where we live and work through community investment, sustainability and diversity initiatives.

Hydro One Limited's common shares are listed on the TSX and certain of Hydro One Inc.'s medium term notes are listed on the NYSE. Additional information can be accessed at www.hydroone.com, www.sedarplus.com or www.sec.gov.

For More Information

For more information about everything Hydro One, please visit www.hydroone.com where you can find additional information including links to securities filings, historical financial reports, and information about the Company's governance practices, corporate social responsibility, customer solutions, and further information about its business.

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SOURCE Hydro One Limited