TWILIO INC — Director's Dealing 2025

Dec 17, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TWILIO INC (TWLO)
CIK: 0001447669
Period of Report: 2025-12-15

Reporting Person: Dubinsky Donna (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-15	Class A Common Stock	A	627	—	Acquired	627	Direct
2025-12-15	Class A Common Stock	G	627	—	Disposed	0	Direct
2025-12-15	Class A Common Stock	G	627	—	Acquired	21297	Indirect

Footnotes

F1: The shares reported in this transaction represent Restricted Stock Units ("RSUs"). Each RSU represents the contingent right to receive one share of the Issuer's Class A common stock. The RSUs vested immediately on the date of grant.

F2: Includes RSUs that have been deferred by the Reporting Person.

F3: Represents shares that were contributed by the Reporting Person to the Reporting Person's trust.

F4: Represents the shares received by the Reporting Person's trust.

F5: Leonard Shustek & Donna Dubinsky, Trustees, Shustek-Dubinsky Family Trust Dated 8/1/04.