Earnings Conference Call

Date: August 7, 2026 To, To, BSE Limited National Stock Exchange of India Limited Listing Department Listing Department Phiroze Jeejeebhoy Towers Exchange Plaza, 5th floor, Plot no. C/1, G Block Dalal Street – Fort Bandra Kurla Complex, Bandra (East), Mumbai 400 001 Mumbai - 400 051 Scrip Code: 544578 NSE Symbol: RUBICON ISIN: INE506V01022 Sub: Earnings Conference Call Dear Sir/Madam, Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, we are enclosing herewith the schedule of Earnings Conference Call to be held on Friday, August 14, 2026, to discuss the Company’s financial performance for the quarter ended June 30, 2026, and the way forward. Please find enclosed the Conference Dial-In details. Kindly take the above information on record. Thanking you, Yours faithfully, For Rubicon Research Limited (Formerly known as Rubicon Research Private Limited) Deepashree Tanksale Company Secretary M. No. A28132 Encl.: As above Rubicon Research Limited (formerly known as Rubicon Research Private Limited) | CIN: L73100MH1999PLC119744 Registered Office: Plot No. B-75, MedOne House, Road No. 33, Wagle Estate, Thane West, PIN – 400 604, Maharashtra, India �� +91-22-61414000 / 50414000 | ����� reachus@rubicon.co.in | � www.rubicon.co.in Conference Call Invita�on Quarterly Earnings Call Earnings Concall for Rubicon Research Q1FY27 Represented by Senior Management Mr. Parag Sanche�, CEO Mr. Ni�n Jajodia, CFO Mr. Sagar Oak, SVP Corp. Dev & Strategy Date: Friday, August 14, 2026 Country Time India 06:00 PM Singapore & Hong Kong 08:30 PM UK 01:30 PM USA (EST) 08:30 AM Express Login with Diamond Pass CLICK HERE Call Leader: Tushar Manudhane - Execu�ve Director – Healthcare (Mo�lal Oswal Financial Services) Conference dial-in: Primary Universal Number: +91 22 6280 1149 / +91 22 7115 8050 Interna�onal Toll-Free Numbers: USA: 18667462133 | UK: 08081011573 Singapore: 8001012045 | Hong Kong: 800964448