Intimation of Closure of Trading Window

LERTHAI FINANCE LIMITED (Formerly known as Marathwada Refractories Limited) (CIN: L65100KA1979PLC061580) Reg. Off. Address: Level 7, Mfar Greenheart, Manyata Tech Park, Hebbal Outer Ring Road, Bangalore, Venkateshapura, Bangalore North, Karnataka-560045 Website: www.lerthaifinance.com Email id: company@lerthaifinance.com Phone no. +91 80 4277 7800 Ref: ISIN: INE347D01011 Date: 30th September, 2026 The General Manager The Calcutta Stock Exchange Corporate Service Department, 7, Lyons Range, BSE Ltd, Phirozee Jeejeebhoy Towers, Kolkata- 700001 Dalal Street, Fort, Mumbai- 400001 Scrip Code: 23106 Scrip Code: 502250 Dear Sir/ Madam, Sub: Intimation for Closure of Trading Window Ref: ISIN: INE347D01011; Scrip ID: LERTHAI; Scrip Code: 502250 (BSE) & 23106 (CSE) Pursuant to SEBI (Prohibition of Insider Trading) Regulations, 2015 and in compliance with circular no. LIST/COMP/01/2019-20 dated April 02, 2019 issued by BSE Limited, the “Trading Window” for dealing in securities of the company shall remain closed with effect from October 01, 2026 till Forty-Eight (48) hours after the declaration of unaudited financial results of the Company for the quarter and half year ended on September 30, 2026, for the Designated Persons, their immediate relatives and other Insiders of the Company as covered under the Company’s Code of Conduct. We request you to Kindly take the above information on record. Thanking you, For Lerthai Finance Limited Sneha Khandelwal Company Secretary and Compliance Officer