UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

~~UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549~~ Form 6-K

~~FORM~~Report ~~6-K~~of Foreign Private Issuer

~~Report of Foreign Private Issuer~~ Pursuant to Rule 13a-16 or 15d-16 of ~~the Securities Exchange Act of 1934~~

the ~~For~~Securities ~~the~~Exchange ~~month~~Act of: ~~December 2025 Commission File Number: 1-14830 ~~1934


For the month of: February 2026						Commission File Number: 1-14830

GILDAN ACTIVEWEAR INC.

(Translation of Registrant’s name into English)

~~(Translation~~600 ofde ~~registrant’s~~Maisonneuve ~~name~~Boulevard ~~into English)~~ West

~~600 de Maisonneuve Boulevard West~~ 33rd Floor ~~Montréal, Québec Canada H3A 3J2~~

Montréal, Québec

~~(Address~~Canada ofH3A ~~principal executive offices)~~ 3J2

~~Indicate~~(Address ~~by check mark whether the registrant files or will file annual reports under cover~~ of ~~Form 20-F~~Principal orExecutive ~~Form 40-F:~~ 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 ☐ o Form 40-F ☒ þ

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.


	GILDAN ACTIVEWEAR INC.
Date: February 26, 2026	By:	/s/ Rob Assal
		Name:	Rob Assal
		Title:	Executive Vice-President, Chief Legal and Administrative Officer and Corporate Secretary

EXHIBIT INDEX

		GILDAN ACTIVEWEAR INC.
Exhibit			Description of Exhibit
	Date: December 15, 2025	By:		/s/ Isabelle Papillon Name: Isabelle Papillon Title: Corporate Secretary
99.1			News Release

EXHIBIT INDEX

Exhibit			Description of Exhibit
99.1			Business Acquisition Report, dated December 15, 2025

Filing Compare · Gildan Activewear Inc.