6-K - SU - Equibles

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: May, 2026	Commission File Number: 1-12384

SUNCOR ENERGYINC.

(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	x

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.

	SUNCOR ENERGY INC.
Date:	By:
May 14, 2026	“Shawn Poirier”
	Shawn Poirier<br><br> Assistant Corporate Secretary

EXHIBIT INDEX

Exhibit	Description of Exhibit
99.1	Suncor Energy Inc. Extractive Sector Transparency Measures Act Report for the reporting year January 1, 2025 to December 31, 2025

Exhibit 99.1

STATEMENT UNDER THE ACT RESPECTING TRANSPARENCY MEASURES IN THE MINING, OIL AND GAS INDUSTRIES (s.1)

Fiscal year covered by the statement:	from January 1, 2025 to December 31, 2025
Name of the entity filing the statement:	Suncor Energy Inc.

Name(s) of the subsidiary or subsidiaries for which the entity files the statement, where applicable:

Petro-Canada<br> Terra Nova Partnership; Petro-Canada Hibernia Partnership; Petro-Canada Hebron Partnership; Canadian Oil Sands Partnership; Fort Hills<br> Energy Limited Partnership; Suncor Energy Oil Sands Limited Partnership; Suncor Energy Offshore Exploration Partnership; Suncor Energy<br> Ventures Partnership

CERTIFICATE

I certify that I have examined the information contained in the statement of Suncor Energy Inc. for the fiscal year that began on January 1, 2025 and ended on December 31, 2025. To my knowledge and having exercised due diligence, the information contained in the statement is, in all material respects for the purposes of the Act, true, accurate and complete.

Full name of the officer or director:	Troy Little
Title of position:	Chief Financial Officer
Date:	May 12, 2026
“Troy Little”
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[Signature]