Sterlite Technologies Limited has submitted a regulatory disclosure to the National Stock Exchange of India Limited and BSE Limited regarding the availability of the audio recording of its Q1 FY27 earnings call. This communication is made pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015.

The company had previously informed the exchanges about the earnings call through a letter dated July 16, 2026. The actual earnings call was conducted on July 24, 2026.

The audio recording of the Q1 FY27 earnings call has been hosted on the company's official website and is specifically available under the tab 'FINANCIAL RESULTS – QUARTER 1 - INVESTOR EARNINGS CALL RECORDING' at the URL: https://stl.tech/download/.

The document was signed by Mrunal Asawadekar, Company Secretary & Compliance Officer (Membership No.: A 24346), on July 25, 2026, at 12:18:05 IST.