Trading Window

25th September, 2026 The Manager- Listing Department National Stock Exchange of India Limited Exchange Plaza, Plot No. C/1, G-Block, Bandra- Kurla Complex, Bandra (E) Mumbai 400051, India Subject: Intimation of closure of trading window Ref: SEBI (Prohibition of Insider Trading) Regulations, 2015 Series EQ & Symbol: SINTERCOM ISIN: INE129Z01016 Dear Sir/Madam, Pursuant to the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015 read with Company’s code of conduct for Prohibition of Insider Trading, the “Trading Window” for trading in shares of the Company shall remain closed for all the designated employees/ Directors/ Promoters of the Company and other Connected Persons from 01st October, 2026 till the end of 48 hours after the declaration of unaudited Financial Results for the quarter and half year ended 30th September, 2026 (both days inclusive). The date of the Board Meeting for consideration and approval of the unaudited Financial Results for the quarter and half year ended 30th September, 2026 shall be intimated to you separately. Accordingly, all Connected Persons/Designated Persons/Directors/Promoters and other insiders are advised not to trade in the securities of the Company from 01st September till 48 hours after declaration of unaudited Financial Results for the quarter and half year ended 30th September, 2026 being period of closure of trading window. Kindly take the same on your records. Thanking you, Yours faithfully, For Sintercom India Limited Kusum Anjana Company Secretary and Compliance Officer M. No.: A78466