144 0001737610 XXXXXXXX LIVE 0001447669 TWILIO INC 001-37806 101 SPEAR STREET SUITE 500 San Francisco CA 94105 415-390-2337 Shipchandler Khozema Officer Director Common Charles Schwab & Co., Inc.

3000 Schwab Way Westlake TX 76262

12624 1550337.00 151513999 03/31/2026 NYSE Common 03/31/2026 Restricted Stock Lapse - See Remarks TWILIO INC. N 12624 03/31/2026 Equity Compensation N Khozema Shipchandler

101 SPEAR STREET, SUITE 500 SAN FRANCISCO CA 94105

TWILIO INC 12/31/2025 13266 1901948.00 Khozema Shipchandler

101 SPEAR STREET, SUITE 500 SAN FRANCISCO CA 94105

TWILIO INC 01/06/2026 13336 1790778.00 Shares sold to cover tax obligation from settlement of vested Restricted Stock Units. 03/31/2026 Khozema Shipchandler