Closure of Trading Window for Q2 FY 2026-27

Viyash Scientific Limited (Formerly known as Sequent Scientific Limited) Registered Office: 3rd Floor, Srivalli’s Corporate, Plot No.290, Road No.6, Sy.No.33, 34P to 39, Guttala Begumpet, Jubilee Hills, Hyderabad, Shaikpet, Telangana, India-500033 T: +91 40 23635000, E: investorrelations@viyash.com Website: www.viyash.com CIN: L99999TS1985PLC196357 September 28, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Bandra Kurla Complex, Dalal Street, Fort Bandra (E), Mumbai - 400 001 Mumbai - 400 051 Scrip code: 512529 Symbol: VIYASH Dear Sir/ Madam, Subject: Notice for Closure of Trading Window This is to inform that pursuant to the provisions of the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, read with the Company's Code of Conduct for Prohibition of Insider Trading, the Trading Window for all Designated Persons and their immediate relatives to deal in the securities of the Company shall remain closed from Thursday, October 01, 2026, till 48 hours after the declaration of Unaudited Financial Results of the Company for the quarter ending on September 30, 2026. The date of the Meeting of the Board of Directors of the Company at which the aforesaid Financial Results are to be approved will be intimated to the Stock Exchanges in due course. Kindly take the same on record. Thanking you, Yours faithfully, For Viyash Scientific Limited (Formerly known as Sequent Scientific Limited) Yoshita Vora Company Secretary & Compliance Officer