Twilio (TWLO) CFO awarded 37,554 RSUs vesting quarterly from 2026

Rhea-AI Filing Summary

Twilio Inc. Chief Financial Officer Aidan Viggiano received a grant of 37,554 shares of Class A common stock in the form of restricted stock units. Each RSU converts into one share as it vests. The RSUs vest in 12 equal quarterly installments starting on March 31, 2026, contingent on continued service. Following this award, Viggiano directly holds 148,767 shares of Class A common stock, including portions represented by RSUs.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Viggiano Aidan

(Last) (First) (Middle)

101 SPEAR STREET, FIFTH FLOOR

(Street)

SAN FRANCISCO CA 94105

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TWILIO INC [ TWLO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/21/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	02/21/2026		A		37,554(1)	A	$0	148,767(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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 vest as follows: 1/12 of the RSUs vest on March 31, 2026, and 1/12th of the RSUs vest each quarter thereafter on June 30, September 30, December 31 and March 31 for the next 11 quarters, subject to the Reporting Person's continued service to the Issuer through each vesting date.

2. A portion of these shares represent RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Class A common stock.

Remarks:

	/s/ Juliana Chen as attorney-in-fact for Reporting Person	02/24/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What did Twilio (TWLO) CFO Aidan Viggiano report in this Form 4?

Twilio CFO Aidan Viggiano reported receiving 37,554 restricted stock units of Class A common stock. These RSUs are part of equity compensation and convert into shares over time, aligning executive incentives with long-term shareholder interests through service-based vesting conditions.

How many Twilio (TWLO) shares did the CFO acquire in this grant?

The CFO was granted 37,554 restricted stock units, each representing one share of Class A common stock. The grant price is listed as zero dollars per share, reflecting a compensatory equity award rather than an open-market purchase, with value realized only as units vest into shares.

What is the vesting schedule for the new Twilio (TWLO) RSUs?

The RSUs vest over 12 quarters, with 1/12 vesting on March 31, 2026. The remaining 11 installments vest quarterly on June 30, September 30, December 31, and March 31 for the next eleven quarters, conditioned on the CFO’s continued service with Twilio throughout each vesting date.

How many Twilio (TWLO) shares does the CFO hold after this Form 4?

After the reported RSU grant, the CFO directly holds 148,767 shares of Twilio Class A common stock. This figure includes shares represented by restricted stock units, which entitle the holder to receive one share per unit as they vest according to the disclosed schedule.

Are the Twilio (TWLO) RSUs granted to the CFO immediately available as shares?

The RSUs are not immediately available as common shares. Each restricted stock unit represents a contingent right to receive one share of Class A common stock, becoming actual shares only upon vesting over the specified quarterly schedule, subject to the CFO’s continued service with Twilio.