UNITED STATES
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 March, 2026 | Commission File Number: 001-15014 |
SUN LIFE FINANCIAL INC.
(Translation of registrant’s name into English)
1 York Street, 31st Floor, Toronto, Ontario M5J 0B6
(Address of principal executive offices)
Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.
Form 20-F ☐ Form 40-F ☒
Exhibit 99.1 of this Form 6-K is incorporated by reference into the registrant’s registration statement on Form S-8 (File No. 333-269768).
| Exhibits | Description | |
| 99.1 | Sun Life Financial Inc. Amended and Restated Executive Stock Option Plan | |
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.
| Sun Life Financial Inc. (Registrant) | ||||
| Date: March 13, 2026 | By | /s/ Kevin Armitage | ||
| Kevin Armitage AVP & Managing Counsel, Corporate Legal | ||||