TWILIO INC — Director's Dealing 2021

Feb 11, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TWILIO INC (TWLO)
CIK: 0001447669
Period of Report: 2021-02-08

Reporting Person: Hu George (Chief Operating Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-02-08	Class A Common Stock	M	5000	$31.72	Acquired	115101	Direct
2021-02-08	Class A Common Stock	S	5000	$402.01	Disposed	110101	Direct
2021-02-09	Class A Common Stock	M	5000	$31.72	Acquired	115101	Direct
2021-02-09	Class A Common Stock	S	5000	$409	Disposed	110101	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-02-08	Employee Stock Option (right to buy)	$31.72	M	5000	Disposed	2024-02-27	Class A Common Stock (5000.0)	Direct
2021-02-09	Employee Stock Option (right to buy)	$31.72	M	5000	Disposed	2024-02-27	Class A Common Stock (5000.0)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Employee Stock Option (right to buy)	$117.94	2030-02-21	Class A Common Stock (58559.0)	58559	Direct
Employee Stock Option (right to buy)	$33.01	2028-02-19	Class A Common Stock (96214.0)	96214	Direct
Employee Stock Option (right to buy)	$31.72	2024-02-27	Class A Common Stock (185000.0)	185000	Direct
Employee Stock Option (right to buy)	$31.72	2024-02-27	Class A Common Stock (185000.0)	185000	Direct
Employee Stock Option (right to buy)	$111.32	2029-01-30	Class A Common Stock (73798.0)	73798	Direct
Employee Stock Option (right to buy)	$31.72	2024-02-27	Class A Common Stock (185000.0)	185000	Direct

Footnotes

F1: A portion of these shares represent Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of Issuer's Class A common stock.

F2: The sales reported were executed under the Reporting Person's 10b5-1 trading plan, dated as of 9/6/2020.

F3: The shares subject to the stock option vest as follows: 25% of the stock option vested on February 28, 2018 and the remaining shares subject to the stock option shall vest in equal monthly installments over the following three years, subject to the Reporting Person's continued service to the Issuer through each vesting date.

F4: The shares subject to the stock option vest as follows: 33% of the stock option shall vest in equal quarterly installments between the first and second anniversaries of December 31, 2019, 33% of the stock option shall vest in equal quarterly installments between the second and third anniversaries of December 31, 2019 and 34% of the stock option shall vest in equal quarterly installments between the third and fourth anniversaries of December 31, 2019, subject to the Reporting Person's continued service to the Issuer through each vesting date.

F5: The shares subject to this stock option vest in 48 equal monthly installments, with the first installment on March 15, 2018, subject to the Reporting Person's continuous service to the Issuer through each vesting date.

F6: The shares subject to the stock option vest as follows: 50% of the stock option vested on March 31, 2018 and the remaining shares subject to the stock option shall vest in 24 equal monthly installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date.

F7: The shares subject to the stock option vest as follows: 50% of the stock option vested on June 30, 2019 and the remaining shares subject to the stock option shall vest in 24 equal monthly installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date.

F8: The stock option vests as follows: 33% of the stock option shall vest on December 31, 2020, 33% of the stock option shall vest on December 31, 2021 and 34% of the stock option shall vest on December 31, 2022, subject to the Reporting Person's continued service to the Issuer through each vesting date.

F9: The shares subject to the stock option vest as follows: 50% of the stock option vested on December 31, 2018 and the remaining shares subject to the stock option shall vest in 24 equal monthly installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date.