Pursuant to Regulation 9 read with Schedule B of SEBI (Prohibition of Insider Trading) Regulations, 2015, the Trading Window for dealing in the securities of the Company will remain closed for all Directors/Promoters/Connected Persons/Designated Persons (and their immediate relatives) with effect from start of trading hours of 01st October 2026 till the end of 48 hours after the declaration of Unaudited Financial Results for the quarter and half year ended 30th September 2026.

Mackinnon Mackenzie And Co Limited Registered Office: 4, Shoorji Vallabhdas Marg, Ballard Estate, Mumbai 400001 Tel.: 022 22610981, 22612111 | Email: mmcladv@yahoo.co.in Website: www.mmclimited.in | CIN No.: L63020MH1951PLC013745 Date: September 25, 2026 The Manager-CRD BSE Limited Phiroze Jeejeebhoy Towers, Fort, Mumbai-400001. Scrip Code - 501874 Sub: Intimation of Closure of Trading Window. Dear Sir/Madam, Pursuant to Regulation 9 read with Schedule B of SEBI (Prohibition of Insider Trading) Regulations, 2015 and SEBI (Prohibition of Insider Trading) (Amendment) Regulation, 2018 read with Companies Code of Conduct for Prevention of Insider Trading in its Securities, the Trading Window for dealing in the securities of the Company will remain closed for all Directors/Promoters/Connected Persons/Designated Persons (and their immediate relatives) with effect from start of trading hours of 01st October 2026 till the end of 48 hours after the declaration of Unaudited Financial Results for the quarter and half year ended 30th September 2026 is submitted to the stock exchange. The date of Board Meeting for consideration and approval of the Unaudited Financial Results for the quarter and half year ended on 30th September 2026 would be intimated separately to the stock exchange in due course. This is for your information and records. Thanking You, Yours faithfully, For Mackinnon Mackenzie and Company Limited Hrishita Bajaj Company Secretary and compliance officer Mem. No. 75692