Rumour Verification - Regulation 30(11)

August 21, 2026 To, To, National Stock Exchange of India Limited, BSE Limited, Exchange Plaza, Plot No. C/1, G Block, Phiroze Jeejeebhoy Towers, Bandra-Kurla Complex, Bandra (East), 21st Floor, Dalal Street, Mumbai – 400051 Mumbai – 400001 NSE Symbol: RISHABH BSE Scrip Code: 543977 Dear Sir/Madam, Subject: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 - Clarification on news appearing in mainstream media on CNBC-TV18. This is in reference to the news item titled “Rishabh Instruments Promoters In Talks For Stake Sale,” announced on CNBC – TV18 on August 20, 2026. The news mentions that we quote, "the promoters are looking to sell a controlling interest in Rishabh Instruments and are in talks with multiple suitors, including a German entity. The promoters are likely to sell a large part of their nearly 70 percent stake and are seeking a valuation of over Rs 3,000 crore for the deal.” In this regard, the Company wish to clarify that at this stage, it has no material event/ information that requires disclosure under Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015. You are requested to take the same on your records. For Rishabh Instruments Limited Ajinkya Joglekar Company Secretary and Compliance Officer ICSI Membership No.: A57272