Company: HYNLY
Filing Date: 2025-05-16
Form Type: 6-K
Source: 0001140361-25-019426
Chunk: 0

Company: Hydro One Ltd
Filing Date: 2025-05-16
Form: 6-K
Chunk 0
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SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of: May 2025 Commission File Number: 333-225519-01 HYDRO ONE LIMITED (Translation of Registrant’s name into English) 483 Bay Street, South Tower, 8th Floor, Toronto Ontario M5G 2P5 Canada (Address of principal executive offices) Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F. Form 20-F ☐ Form 40-F ☒ SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

| HYDRO ONE LIMITED     |                   |
| /s/ Cassidy McFarlane |                   |
| Name:                 | Cassidy McFarlane |
| Title:                | General Counsel   |
| Date:                 | May 16, 2025      |

EXHIBIT INDEX

| 99.1 | Notice of Annual Meeting of Shareholders and Management Information Circular |
| 99.2 | Form of Proxy                                                                |