Trading Window

September 17, 2026 The General Manager The Manager BSE Limited National Stock Exchange of India Limited Listing Department Listing Department Phiroze Jeejeebhoy Towers Exchange Plaza Dalal Street 5th Floor, Plot No. C-1, Block-G Mumbai- 400 001 Bandra-Kurla Complex, Bandra(E) Mumbai-400 051 BSE Scrip Code: 532281 NSE Scrip Code: HCLTECH Subject: Timelines for Trading Window closure Dear Sir/Madam, We would like to inform you that in terms of the “Code of Conduct on Prohibition of Insider Trading” of the Company, the ‘Trading Window’ for dealing in the equity shares of the Company will remain closed from the start of business on September 25, 2026, and shall re-open after the expiry of 48 hours from the declaration of the Financial Results by the Company on October 12, 2026. This is for your information and records. Thanking you, Yours faithfully, For HCL Technologies Limited Manish Anand Company Secretary HCL Technologies Ltd. Technology Hub, Special Economic Zone Corporate Identity Number: L74140DL1991PLC046369 Plot No. 3A, Sector 126, NOIDA– 201304, UP, India Registered Office: t: +91 120 4306000 806 Siddharth, 96, Nehru Place, New Delhi -110019, India