STOCK TITAN

Twilio (NYSE: TWLO) CFO sells 8,528 shares under pre-set 10b5-1 plan

Filing Impact
(Very High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Twilio Inc. Chief Financial Officer Aidan Viggiano reported an open-market sale of 8,528 shares of Class A common stock at an average price of $205.43 per share. The transaction was executed under a pre-arranged Rule 10b5-1 trading plan dated June 6, 2025, and Viggiano continues to hold 109,724 shares directly. A portion of the sold and remaining shares represents Restricted Stock Units, each convertible into one share of Class A common stock.

Positive

  • None.

Negative

  • None.
Insider Viggiano Aidan
Role Chief Financial Officer
Sold 8,528 shs ($1.75M)
Type Security Shares Price Value
Sale Class A Common Stock 8,528 $205.43 $1.75M
Holdings After Transaction: Class A Common Stock — 109,724 shares (Direct, null)
Footnotes (1)
  1. The sales reported were executed under the Reporting Person's 10b5-1 trading plan, dated as of 6/6/2025. 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.
Shares sold 8,528 shares Open-market sale on July 2, 2026
Sale price $205.43 per share Average price for Class A common stock
Shares held after transaction 109,724 shares Direct ownership following the sale
Trading plan date June 6, 2025 Date of Rule 10b5-1 plan covering the sale
Rule 10b5-1 trading plan regulatory
"The sales reported were executed under the Reporting Person's 10b5-1 trading plan, dated as of 6/6/2025."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
Restricted Stock Units ("RSUs") financial
"A portion of these shares represent Restricted Stock Units ("RSUs")."
Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.
Class A Common Stock financial
"security_title: Class A Common Stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
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FAQ

What insider transaction did Twilio (TWLO) report for CFO Aidan Viggiano?

Twilio reported that CFO Aidan Viggiano sold 8,528 shares of Class A common stock. The shares were sold in an open-market transaction at an average price of $205.43 per share, according to a recent Form 4 insider trading report.

Was the recent TWLO CFO share sale under a Rule 10b5-1 plan?

Yes, the CFO’s 8,528-share sale was executed under a Rule 10b5-1 trading plan. The plan was dated June 6, 2025, indicating the trades were pre-arranged rather than timed discretionarily based on near-term market conditions.

How many Twilio (TWLO) shares does the CFO hold after the reported sale?

After the sale, CFO Aidan Viggiano directly holds 109,724 shares of Twilio Class A common stock. This post-transaction balance is disclosed in the Form 4 and reflects his remaining direct ownership position following the open-market sale.

What price did the Twilio CFO receive per share in the recent stock sale?

The reported sale by Twilio’s CFO was executed at an average price of $205.43 per share. This price represents the weighted average for the 8,528 Class A common shares sold in the open-market transaction disclosed in the Form 4.

Do the Twilio CFO’s holdings include Restricted Stock Units (RSUs)?

Yes, a portion of the CFO’s reported holdings and the transacted shares consists of Restricted Stock Units. Each RSU represents a contingent right to receive one share of Twilio’s Class A common stock upon satisfaction of applicable vesting conditions.
SEC Form 4
FORM 4UNITED 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
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
X
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 CALIFORNIA 94105

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
TWILIO INC [ TWLO ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/02/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Class A Common Stock07/02/2026S(1)8,528D$205.43109,724(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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The sales reported were executed under the Reporting Person's 10b5-1 trading plan, dated as of 6/6/2025.
2. 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.
Remarks:
/s/ Juliana Chen as attorney-in-fact for Reporting Person07/07/2026
** Signature of Reporting PersonDate
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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)