SIGMA ADVANCED SYSTEMS LIMITED — Board/Management Information 2026

Feb 10, 2026

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Date: February 10, 2026

To,

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

Dear Sir/Madam,

Sub: Prior Intimation of Board Meeting pursuant to Regulation 29 (1) of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015

We wish to inform you that, pursuant to Regulation 29 (1) of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, a Meeting of the Board of Directors of the Company is scheduled to be held on Saturday, February 14, 2026 inter alia to consider and approve the Standalone and Consolidated Un-audited Financial Results of the Company for the quarter ended on December 31, 2025.

Further, pursuant to the SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended from time to time, the trading window for dealing in the securities of the Company is already closed and will re-open after 48 hours from the declaration of the aforesaid Financial Results.

We request you to take the same on record.

Thanking you,

For Sigma Advanced Systems Limited

(Formerly Megasoft Limited)

THAKUR Digitally signed by THAKUR VISHAL VISHAL SINGH Date: 2026.02.10 SINGH 14:54:40 +05'30'

Thakur Vishal Singh Company Secretary & Compliance Officer

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