Mr. Glenn Chamandy reports

GILDAN ANNOUNCES THE PUBLICATION OF ITS 2025 SUSTAINABILITY REPORT HIGHLIGHTING CONTINUED PROGRESS toward KEY SOCIAL AND ENVIRONMENTAL TARGETS¹

Gildan Activewear Inc. has published its 22nd sustainability report, highlighting progress under its next generation sustainability strategy and continuing efforts to create long-term value.

"Since its launch in 2022, our next-generation sustainability strategy has steadfastly guided our approach to making apparel with respect for the environment, our people and our communities," says Glenn J. Chamandy, president and chief executive officer of Gildan. "In 2025, thanks to the commitment of our employees, we saw notable advancements toward our targets. As we move forward with the integration of HanesBrands, we look forward to setting revised goals and scaling our sustainability efforts to reflect the organization's continued growth."

In 2025, Gildan made notable progress toward its next-generation sustainability targets as the company:

• Achieved its goal of sourcing 100-per-cent sustainable cotton and began using a third party platform to strengthen cotton traceability;
• Surpassed its water intensity reduction target for the second consecutive year, achieving an approximate 25-per-cent reduction in water withdrawn per kilogram of fabric produced compared with a 2018 base year;
• Increased the amount of recycled polyester or alternative fibre and/or yarns sourced to 25.2 per cent in 2025;
• Strengthened its commitment to health and safety, with nine Gildan-operated facilities achieving ISO 45001 certification by the end of 2025.

Gildan also continued to be recognized for its sustainability practices. The company was:

• Included in the Dow Jones Best-in-Class North America Index for the 13th consecutive year;
• Included in the 2026 Sustainability Yearbook by S&P Global for the 14th consecutive year;
• Recognized by CDP with an A- score for its 2025 Climate Change disclosure;
• Recognized by several leading sustainability ratings and assessments, including MSCI, ISS ESG, TIME and Corporate Knights;
• Awarded the FUNDAHRSE Socially Responsible Company Seal 2025.

The full 2025 sustainability report is available on Gildan's corporate website, along with refreshed sustainability webpages featuring additional information on the company's approach to key sustainability topics.

About Gildan Activewear Inc.

Gildan is a leading manufacturer of everyday basic apparel. The company's product offering includes activewear, underwear, socks and intimates sold to a broad range of customers, including wholesale distributors, screenprinters, embellishers, retailers or e-commerce platforms, as well as global lifestyle brand companies and directly to consumers. Gildan markets its products in North America, Europe, Asia Pacific and Latin America, under a diversified portfolio of company-owned brands including Gildan, Hanes, Comfort Colors, American Apparel, AllPro, GoldToe, Peds, Bali, Playtex, Maidenform, Bonds, as well as Champion which is under an exclusive licensing agreement for the printwear channel in the United States and Canada.

Gildan owns and operates vertically integrated, large-scale manufacturing facilities which are primarily located in Central America, the Caribbean, North America and Asia. Gildan integrates industry-leading labour, environmental, and governance practices into its operations and supply chain under a sustainability program that is aligned with its long-term business strategy.