Analysts/Institutional Investor Meet/Con. Call Updates

October 30, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, 5th Floor Phiroze Jeejebhoy 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.: Outcome of Earnings Conference Call Dear Sir/ Madam, This is with reference to our previous letter in respect of earnings call with the investors on the un-audited financial results for the second quarter and half year ended September 30, 2026. Audio recording of the Earnings call has been uploaded at the Company’s website www.mswil.motherson.com under the section “Investor Section/Analyst Call Transcripts” at https://www.mswil.motherson.com/performance/investors/analyst-call-transcripts. 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