Analysts/Institutional Investor Meet/Con. Call Updates

To, Date: November 03, 2026 BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Dalal Street, Fort, Bandra- Kurla Complex, Mumbai-400001 Mumbai 400051 Scrip Code: 532408 Symbol: SIGMAADV Sub: Intimation of Earnings Conference Call for Financial Performance of the Company for Q2 FY 2026 - under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Dear Sir/Madam, Pursuant to Regulation 30 of Listing Regulations, we would like to inform that an Earnings Conference Call with the Analysts/Investors for Q2 FY26 Earnings Call is scheduled to be held on Friday, 6th November, 2026 as per details enclosed and mentioned below: Day & Date Time Type of Meeting Mode of meeting Friday, 6th November, 2026 5:00 P.M. (IST) Group Meeting – Audio Call Scheduled for Analysts/Investors The schedule of the above-mentioned meetings are subject to change, and the change may occur due to exigencies on the part of the Investors/ Analysts/ Company Subsequently, the recording and the transcript of the aforesaid call shall be uploaded and also placed on the website of the Company. Kindly note that only information available in the public domain will be shared/discussed and no unpublished price sensitive information will be shared/discussed during the meeting. You are requested to take the above on record and oblige The above information will also be available on the website of the Company at https://sigmaadvsys.com/investors-services/announcements/, in compliance with applicable law. Thanking you, For Sigma Advanced Systems Limited (Formerly Megasoft Limited) Krishna Chaitanya Sadhu Company Secretary & Compliance Officer Sigma Advanced System Limited Q2FY27 Earnings ConferenceCall Hosted by Go India Advisors On Friday, 06th November, 2026 5:00 PM Company Participants Mr. Sunil Kumar Kalidindi Group CEO Mr. Pramod Raju President, Corporate Finance and M&A Mr. Shridhar Thathachary Chief Financial Officer Call in Details: Pre-register to avoid wait time, join with Diamond Pass. Registration link: CLICK HERE Dial in Numbers: Please dial-in at least 5-10 minutes prior to the conference call schedule to ensure that you are connected to the call ontime Universal Dial-In Number +91 22 6280 1557/ +91 22 7115 8383 For further information, kindly contact: Prayasi Patel Sheetal Khanduja prayasi@goindiaadvisors.com sheetal@goindiaadvisors.com