Erika Rottenberg - 10 Aug 2026 Form 4 Insider Report for TWILIO INC (TWLO)

Reporting relationship: Director
Issuer ticker: TWLO
Reported as of: 10 Aug 2026
Net transaction value: -$881,378
SEC form: 4
Accepted by SEC: 12 Aug 2026, 16:10:19 UTC
Prior SEC filing: 17 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Evan White as attorney-in-fact for Reporting Person

Key filing fact

Erika Rottenberg filed Form 4 for TWILIO INC (TWLO) on 12 Aug 2026.

Key facts

This page summarizes Erika Rottenberg's Form 4 filing for TWILIO INC (TWLO).
6 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 12 Aug 2026, 16:10.

Change

Previous filing in this sequence was filed on 17 Jun 2026.
Current net transaction value: -$881,378.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001284038 Primary reporting owner

ROTTENBERG ERIKA

Relationship: Director
Address: 101 SPEAR STREET, FIFTH FLOOR, SAN FRANCISCO
Signature: /s/ Evan White as attorney-in-fact for Reporting Person
Signature date: 12 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TWLO transaction

Class A Common Stock

Sale

Transaction value: $121,343
Shares: -487
Change %: -1.6%
Price: $249.17
Shares after: 30,906
Date: 10 Aug 2026
Ownership: By Trust
Footnotes: F1, F2, F3

TWLO transaction

Class A Common Stock

Sale

Transaction value: $89,548
Shares: -357
Change %: -1.2%
Price: $250.83
Shares after: 30,549
Date: 10 Aug 2026
Ownership: By Trust
Footnotes: F1, F3, F4

TWLO transaction

Class A Common Stock

Sale

Transaction value: $378,613
Shares: -1,504
Change %: -4.9%
Price: $251.74
Shares after: 29,045
Date: 10 Aug 2026
Ownership: By Trust
Footnotes: F1, F3, F5

TWLO transaction

Class A Common Stock

Sale

Transaction value: $158,602
Shares: -628
Change %: -2.2%
Price: $252.55
Shares after: 28,417
Date: 10 Aug 2026
Ownership: By Trust
Footnotes: F1, F3, F6

TWLO transaction

Class A Common Stock

Sale

Transaction value: $48,176
Shares: -190
Change %: -0.67%
Price: $253.56
Shares after: 28,227
Date: 10 Aug 2026
Ownership: By Trust
Footnotes: F1, F3, F7

TWLO transaction

Class A Common Stock

Sale

Transaction value: $85,096
Shares: -334
Change %: -1.2%
Price: $254.78
Shares after: 27,893
Date: 10 Aug 2026
Ownership: By Trust
Footnotes: F1, F3, F8

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 8 footnotes

Footnote F1

The sales reported were executed under the Reporting Person's 10b5-1 trading plan, dated as of 12/10/2025.

Footnote F2

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $249.00 to $249.99 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F3

Shares are held by The Erika Rottenberg Revocable Trust.

Footnote F4

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $250.18 to $251.10 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F5

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $251.29 to $252.16 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F6

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $252.30 to $252.79 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F7

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $253.36 to $253.88 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F8

The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $254.51 to $255.40 per share, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or to the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.