144 0001284038 XXXXXXXX LIVE 0001447669 TWILIO INC 001-37806 101 SPEAR STREET SUITE 500 San Francisco CA 94105 415-390-2337 ROTTENBERG ERIKA Director Common Charles Schwab & Co., Inc.

3000 Schwab Way Westlake TX 76262

4100 492118.00 152674214 06/02/2025 NYSE Common 08/15/2018 Restricted Stock Lapse - See Remarks TWILIO INC. N 4100 08/15/2018 Equity Compensation Y Shares sold in this filing acquired and paid for between 08/15/2028 and 12/15/2025. Sold in the ERIKA ROTTENBERG REVOCABLE TRUST. 06/02/2025 02/27/2025 ERIKA ROTTENBERG TTEE