Analysts/Institutional Investor Meet/Con. Call Updates

Windlas Biotech Limited Reg. Off.: 40/1, Mohabewala Industrial Area Dehradun, Uttarakhand 248 110, India Tel.:+91-135-6608000-30, Fax:+91-135-6608199 Corp. Off.: 705-706, Vatika Professional Point, Sector-66, Golf Course Ext. Road, Gurgaon, Haryana 122 001, India Tel.:+91-124-2821030 CIN-L74899UR2001PLC033407 August 5, 2026 To To Listing / Compliance Department Listing / Compliance Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, C-1, Block G Dalal Street, Mumbai – 400 001 Bandra Kurla Complex Bandra (E), Mumbai – 400 051 BSE CODE: 543329 NSE SYMBOL: WINDLAS Dear Sir/ Madam. Sub.: Schedule of Conference Call to discuss financial performance for quarter ended June 30, 2026 With reference to the captioned subject and pursuant to Clause 15 of Schedule III, Part A, Para A read with Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we wish to inform you that the conference call to discuss financial performance of the Company for the quarter ended June 30, 2026 is scheduled to be held as per the details given below: Day Tuesday Date August 11, 2026 Time 11:30 A.M., IST Invite Refer Invite appended below We enclose herewith details of the conference call issued by the Company which is self-explanatory and Conference Call invite is being uploaded on the website of the Company i.e. www.windlas.com. You are requested to take the same on record. Thanking you. Yours faithfully, For Windlas Biotech Limited Ananta Narayan Panda Company Secretary & Compliance Officer www.windlas.com We cordially invite you to the Q1FY27 Earnings Call of Windlas Biotech Limited Tuesday, 11th August 2026 | 11:30 AM IST Management Representative: Mr. Hitesh Windlass Ms. Komal Gupta (Managing Director) (CEO and CFO) Dial in details: Primary Numbers: International Toll Free: +91 22 6280 1256 • Hong Kong: 800 964 448 +91 22 7115 8157 • Singapore: 800 101 2045 • UK: 0 808 101 1573 • USA: 1 866 746 2133 Diamond Pass Link For Further Information Contact: Ankit Jain: ankit@stellar-ir.com Manveer Sharma: manveer@stellar-ir.com Contact No : +91 22 6239 8024