GIL 6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 6-K

Report of Foreign Private Issuer

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

the Securities Exchange Act of 1934

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 þ

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): o

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): o

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.

EXHIBIT INDEX

EXHIBIT 99.1

Gildan Activewear Reports on Shareholders’ Voting Results

Montréal, Quebec, Wednesday, April 30, 2025 – Gildan Activewear Inc. (GIL: TSX and NYSE) (“Gildan” or the “Company”) today announced that the eight nominees proposed as directors in its management proxy circular dated March 18, 2025 were elected as directors of the Company by a majority of the votes cast by the shareholders or represented by proxy at its hybrid annual meeting of shareholders held on April 30, 2025 in Montréal. Gildan also notes that a majority of the votes cast by shareholders were in favour of the non-binding advisory vote on Executive Compensation (“Say on Pay”) and the reappointment of its auditors.

The voting results are detailed below:

About Gildan

Gildan is a leading manufacturer of everyday basic apparel. The Company’s product offering includes activewear, underwear and socks, sold to a broad range of customers, including wholesale distributors, screenprinters or embellishers, as well as to retailers that sell to consumers through their physical stores and/or e-commerce platforms and to global lifestyle brand companies. The Company markets its products in North America, Europe, Asia Pacific, and Latin America, under a diversified portfolio of Company-owned brands including Gildan®, American Apparel®, Comfort Colors®, GOLDTOE® and Peds®, and under an exclusive licensing agreement for the printwear channel for Champion®.

Gildan owns and operates vertically integrated, large-scale manufacturing facilities which are primarily located in Central America, the Caribbean, North America, and Bangladesh. Gildan operates with a strong commitment to industry-leading labour, environmental and governance practices throughout its supply chain in accordance with its comprehensive ESG program embedded in the Company's long-term business strategy. More information about the Company and its ESG practices and initiatives can be found at www.gildancorp.com.

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EXHIBIT 99.2

VIA SEDAR+

April 30, 2025

Following the annual meeting of shareholders of the Corporation held on April 30, 2025 (the “Meeting”), and in accordance with section 11.3 of NI 51-102, we hereby advise you of the following voting results obtained at the Meeting. According to the Scrutineers’ report, shareholders were present at the Meeting, or represented by proxy, representing 127,913,341 common shares or 84.26% of the 151,816,351 shares outstanding on the March 18, 2025 record date for the Meeting.

A ballot was conducted with respect to the appointment of auditors. According to proxies received and ballots cast, KPMG LLP were appointed as the Corporation’s auditors for the ensuing year, at such remuneration as may be fixed by the Board of Directors with the following results:

A ballot was conducted with respect to the election of directors. According to proxies received and ballots cast, the following individuals were elected as directors of the Corporation until the next annual shareholders’ meeting, with the following results:

A ballot was conducted with respect to the adoption of an advisory vote on executive compensation. According to proxies received and ballots cast, a majority of shareholders voted for the non-binding Advisory Vote on Executive Compensation, as per the following results: