Closure of Trading Window for the Quarter and Half Year Ended September, 2026

Parnax Lab Itd. -Mai ci @1 . H CIN No. 1 L36912MH1982PLC027925 114, BLDG, NO. 8, JOGANI IND. COMPLEX, SION-CHUNABHATTI, MUMBAI - 400 022, INDIA Date: 28t September, 2026 The Department of Corporate Service BSE Limited Department of Corporate Service 14 Floor, P.J. Tower Dalal Street, Fort, Mumbai - 400 001 Sub: Intimation for Closure of T rading Window Ref: - Parnax Lab Ltd (Scrip Code 506128) Dear Sir/Madam, Pursuant to BSE Circulars dated 2nd April, 2019 vide Ref No: LIST/COMP/01/2019-20 please note that the Trading Window for dealing in the securities of the Company will remain closed for all Insiders, Designated Persons, and their Immediate Relatives, with effect from 01stOctober, 2026, for the purpose of consideration of Unaudited Financial Result for the Quarter and Half Year ended 30t September, 2026. The Trading Window shall open 48 hours after the Unaudited Financial Result for the Quarter and Half Year ended 30t September, 2026, becomes generally available to the public. The above is for your information and record, Kindly take the same on your record and oblige. Thanking You, Yours truly, For Parnax Lab Limited PREET Digitally signed by PREET VLAY VIJAY KUKREJA Date: 2026.09.28 KUKREJA 17.41:41 +0530 Preet Kukreja Company Secretary & Compliance Officer (Membership No. ACS 56761) Works : Plot No. 120, Masat Ind. Estate, Dadra & Nagar Haveli, Silvassa-396230 (India) Plot No. 121 & 74, Masat Ind. Estate, Dadra & Nagar Haveli, Silvassa-396230 (India)