# EDGAR Filing Document

**Accession Number:** 0000311337
**File Stem:** 0001104659-26-020462
**Filing Date:** 2026-2
**Character Count:** 3232
**Document Hash:** 58712190eee9a87a79ebdd44460dcb26
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-020462.hdr.sgml**: 20260226

**ACCESSION NUMBER**: 0001104659-26-020462

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20260226

**FILED AS OF DATE**: 20260226

**DATE AS OF CHANGE**: 20260226

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SUNCOR ENERGY INC
- **CENTRAL INDEX KEY:** 0000311337
- **STANDARD INDUSTRIAL CLASSIFICATION:** PETROLEUM REFINING [2911]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** A0
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-12384
- **FILM NUMBER:** 26687319

**BUSINESS ADDRESS:**
- **STREET 1:** P.O. BOX 2844
- **STREET 2:** 150 - 6TH AVENUE S.W.
- **CITY:** CALGARY
- **STATE:** A0
- **ZIP:** T2P 3E3
- **BUSINESS PHONE:** 403-296-8000

**MAIL ADDRESS:**
- **STREET 1:** P.O. BOX 2844
- **STREET 2:** 150 - 6TH AVENUE S.W.
- **CITY:** CALGARY
- **STATE:** A0
- **ZIP:** T2P 3E3

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SUNCOR INC
- **DATE OF NAME CHANGE:** 19970430

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GREAT CANADIAN OIL SANDS & SUN OIL CO LTD
- **DATE OF NAME CHANGE:** 19791129

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**FORM 6-K**

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

Report of Foreign Private Issuer

Pursuant to Rule 13a - 16 or 15d - 16 of

the Securities Exchange Act of 1934

For the month of: February, 2026 Commission File Number: 1-12384

**SUNCOR ENERGY INC.**

(Name of registrant)

**150 – 6th Avenue S.W.**

**P.O. Box 2844**

**Calgary, Alberta**

**Canada, T2P 3E3**

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 ☒

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

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**SIGNATURES**

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.

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| | |
|:---|:---|
|  | **SUNCOR ENERGY INC.** |
| Date: | By: |
| February 26, 2026 | "*Shawn Poirier*" |
|  | Shawn Poirier |
|  | Assistant Corporate Secretary |

---

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**EXHIBIT INDEX**

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| | |
|:---|:---|
| **Exhibit** | **Description of Exhibit** |
| 99.1 | [Suncor Energy Inc. 2025 Annual Report to Shareholders for the period ended December 31, 2025](su-20260226xex99d1.pdf) |
| 99.2 | [Form 51-101F4](su-20260226xex99d2.htm) |

---

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## Exhibit 99.2

**Exhibit 99.2**

**FORM 51-101F4**

**NOTICE OF FILING OF 51-101F1 INFORMATION**

On February 26, 2026, Suncor Energy Inc. (the "Corporation") filed its reports under section 2.1 of NI 51-101, which can be found in the Corporation's annual information form dated February 25, 2026 under the Corporation's profile on SEDAR+ at www.sedarplus.ca.

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### Attached PDF Documents

**Attachment 1:** `su-20260226xex99d1.pdf`

_No text found in this document._