Allotment of ESOP is as enclosed

12th August 2026 National Stock Exchange of India Limited B S E L i m ited Exchange Plaza, Phiroze Jeejeebhoy Plot no. C/1, G Block, Towers, Dalal Street, Bandra-Kurla Complex, Mumbai - 400 001 Bandra (East), Mumbai - 400 051 (Scrip Code: FSL) (Scrip Code: 532809) Dear Madam/ Sir, Sub: Allotment of Equity Shares under Firstsource Solutions Employee Stock Option Scheme - 2003 (ESOS 2003) and Firstsource Solutions Limited Employee Stock Option Plan 2019 (ESOP 2019 Plan) Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations 2015 we hereby inform that 353,905 shares have been allotted as per Firstsource Solutions Employee Stock Option Scheme - 2003 (ESOS 2003) and Firstsource Solutions Limited Employee Stock Option Plan 2019 (ESOP 2019 Plan) on 12th August 2026, pursuant to the exercise of the Stock Options granted under the Company’s ESOP 2019 Plan. The Trustees of Firstsource Employee Benefit Trust approved the allotment at 5.01 p.m. We request you to kindly take the same on your record. Thanking You, For Firstsource Solutions Limited Pooja Nambiar Company Secretary Place: Mumbai Firstsource Solutions Ltd 1st Floor, Athena Towers, Mindspace Malad, Goregaon (W), Mumbai – 400 063 India Tel: +91 (22) 6666 0888 | Fax: +91 (22) 6666 0887 | Web: www.firstsource.com (CIN: L64202MH2001PLC134147)