Analysts/Institutional Investor Meet/Con. Call Updates

August 5, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, 5th Floor Phiroze Jeejeebhoy Towers Plot No.C/1, G-Block Dalal Street Bandra-Kurla Complex Mumbai – 400001, Bandra (E) Maharashtra, India MUMBAI – 400051, India Scrip Code: MSUMI Scrip Code: 543498 Ref.: Investor Meeting Dear Sir/ Madam, Pursuant to Regulation 30(6) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 read with part A of Schedule III to the Regulations, we wish to inform that the management of the Company intends to engage in discussions with Investors/Analyst Meeting as per the following schedule: Day and Date Place Purpose Type of Organized Meeting by/Meeting With Tuesday, August 11, Singapore Nuvama Group and Nuvama 2026 India one-on- Institutional Conference one Equities 0900 Hours to 1800 2026 meeting(s) Hours The Schedule of the aforesaid meeting is subject to change due to exigencies on the part of Investor/Company. No unpublished price sensitive information pertaining to the Company will be shared at the abovesaid Meeting. The above is for your information and records. Thanking you, Yours truly, For Motherson Sumi Wiring India Limited Pooja Mehra Company Secretary Regd. Office: Motherson Sumi Wiring India Limited Unit – 705, C Wing, ONE BKC, G Block Bandra Kurla Complex, Bandra East Mumbai – 400051, Maharashtra (India) Tel: 022-61354800, Fax: 022- 61354801 CIN No.: L29306MH2020PLC341326 E-mail: investorrelations@mswil. motherson.com Website:www.mswil.motherson.com