# EDGAR Filing Document

**Accession Number:** 0001097362
**File Stem:** 0001279569-26-000189
**Filing Date:** 2026-3
**Character Count:** 6353
**Document Hash:** 5b014bd76378083861904c4d3a60cc79
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001279569-26-000189.hdr.sgml**: 20260306

**ACCESSION NUMBER**: 0001279569-26-000189

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 4

**CONFORMED PERIOD OF REPORT**: 20260305

**FILED AS OF DATE**: 20260306

**DATE AS OF CHANGE**: 20260305

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SUN LIFE FINANCIAL INC
- **CENTRAL INDEX KEY:** 0001097362
- **STANDARD INDUSTRIAL CLASSIFICATION:** LIFE INSURANCE [6311]
- **ORGANIZATION NAME:** 02 Finance
- **EIN:** 000000000
- **STATE OF INCORPORATION:** Z4
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-15014
- **FILM NUMBER:** 26727790

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** SUN LIFE ASSURANCE CO OF CANADA
- **STREET 2:** ONE YORK STREET
- **CITY:** TORONTO
- **PROVINCE COUNTRY:** A6
- **ZIP:** M5J 0B6
- **BUSINESS PHONE:** 4169794800

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** SUN LIFE ASSURANCE CO OF CANADA
- **STREET 2:** ONE YORK STREET
- **CITY:** TORONTO
- **PROVINCE COUNTRY:** A6
- **ZIP:** M5J 0B6

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SUN LIFE FINANCIAL SERVICES INC
- **DATE OF NAME CHANGE:** 20030702

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SUN LIFE FINANCIAL SERVICES OF CANADA INC
- **DATE OF NAME CHANGE:** 20000224

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**<br> **Washington, D.C. 20549**

**FORM 6-K**

**Report of Foreign Private Issuer<br> Pursuant to Rule 13a-16 or 15d-16<br> under the Securities Exchange Act of 1934** 

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| | |
|:---|:---|
| **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 of Form 20-F or Form 40-F.

Form 20-F ☐ Form 40-F ☒

---

| | |
|:---|:---|
| **Exhibits** | **Description** |
| [99.1](ex991.htm) | [News Release dated March 5, 2026](ex991.htm) |

---

**SIGNATURE**

Pursuant to the requirement 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.***<br> *(Registrant)* | ****Sun Life Financial Inc.***<br> *(Registrant)* |
| Date: March 5, 2026 | By: | /s/ "*Kevin Armitage*" |
|  |  | Kevin Armitage |
|  |  | AVP & Managing Counsel, Corporate Legal |

---

## Exhibit 99.1

**Exhibit 99.1**

**Sun Life Appoints Marcia Moffat to Board of Directors**

TORONTO, March 5, 2026 /CNW/ - Sun Life Financial Inc. (TSX: SLF) (NYSE: SLF) is pleased to announce the appointment of Marcia Moffat to the Sun Life Board of Directors, effective March 6, 2026.

Ms. Moffat is a seasoned financial executive with a distinguished career spanning 30 years in the asset management, retail banking, investment banking and legal industries across Canada, the U.S. and France. She brings extensive experience in leadership, strategy and governance.

Most recently, Ms. Moffat served as Chief Executive Officer of BlackRock Asset Management Canada Limited and Country Head at BlackRock, where she led the strategic direction of the firm's Canadian operations and was a member of the firm's Global Operating Committee. Under her leadership, the firm transformed its Canadian institutional and wealth businesses, resulting in significant growth in assets under management over a 10-year period. She was also instrumental in driving Canadian adoption of the firm's enterprise investment management technology.

Prior to her tenure with BlackRock, she spent 12 years with Royal Bank of Canada in progressively senior roles in capital markets, investor relations and retail banking. She began as an investment banker, providing financing solutions to major enterprises across a range of industries. Ms. Moffat then led the bank's investor relations efforts during the global financial crisis, following which she led the bank's Canadian residential mortgage and home equity line of credit (HELOC) business.

Ms. Moffat began her career as a corporate securities lawyer with Shearman & Sterling (now A&O Shearman) in New York and Paris, where she executed complex, cross-border debt and equity offerings.

She holds both a Master of Business Administration and a Juris Doctor degree from the University of Toronto, and a Bachelor of Science (Biology) degree from McGill University.

She resides in Ontario and is currently Vice-Chair of the C.D. Howe Institute and a Director of the University Health Network Foundation. Ms. Moffat previously served as Chair of the Canadian Coalition for Good Governance, Vice-Chair of the Ontario Brain Institute, a Director of the Business Council of Canada, and a Director of Manulife Bank of Canada, among other governance roles.

**About Sun Life**<br> Sun Life is a leading international financial services organization providing asset management, wealth, insurance and health solutions to individual and institutional Clients. Sun Life has operations in a number of markets worldwide, including Canada, the U.S., the United Kingdom, Ireland, Hong Kong, the Philippines, Japan, Indonesia, India, China, Australia, Singapore, Vietnam, Malaysia and Bermuda. As of December 31, 2025, Sun Life had total assets under management of $1.60 trillion. For more information, please visit www.sunlife.com.

Sun Life Financial Inc. trades on the Toronto (TSX), New York (NYSE) and Philippine (PSE) stock exchanges under the ticker symbol SLF.

*To contact Sun Life media relations, please email Media.Relations@sunlife.com*

View original content to download multimedia:https://www.prnewswire.com/news-releases/sun-life-appoints-marcia-moffat-to-board-of-directors-302705640.html

SOURCE Sun Life Financial Inc. - Financial News

View original content to download multimedia: http://www.newswire.ca/en/releases/archive/March 2026/05/c0369.html

%CIK: 0001097362

CO: Sun Life Financial Inc. - Financial News

CNW 17:01e 05-MAR-26

### Attached PDF Documents

**Attachment 1:** `ex991.pdf`

_No text found in this document._