---
schema_version: "secwatch.filing_event.v1"
accession: "0001447669-23-000139"
form_type: "8-K"
ticker: "TWLO"
cik: "0001447669"
company_name: "TWILIO INC"
filed_at: "2023-06-29T23:59:59+00:00"
generated_at: "2026-06-13T14:48:55.174120+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Twilio completes automatic conversion of all Class B stock to Class A, eliminating dual-class structure

## Summary
- All outstanding Class B shares (10 votes each) converted 1:1 into Class A shares (1 vote each) on June 28, 2023.
- Approximately 181 million Class A shares outstanding post-conversion; no Class B shares remain.
- Certificate of Retirement filed to reduce authorized capital by retired Class B shares.
- Outstanding stock options originally exercisable for Class B now represent right to receive Class A stock.
- Class A stock continues trading on NYSE under TWLO with same CUSIP.

## SEC filing metadata
- accession: 0001447669-23-000139
- form_type: 8-K
- ticker: TWLO
- cik: 0001447669
- company_name: TWILIO INC
- filed_at: 2023-06-29T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 3.03, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1447669/000144766923000139/0001447669-23-000139-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1447669/000144766923000139/twlo-20230628.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001447669-23-000139
- JSON: https://secwatch.observer/filing/0001447669-23-000139.json
- Plain text: https://secwatch.observer/filing/0001447669-23-000139.txt

## Key facts
- Governance Changes
  TWILIO INC: Filed a Certificate of Retirement to retire shares of Class B Common Stock and reduce authorized capital stock (effective 2023-06-28).
  - Change: charter amendment
  - Effective: 2023-06-28
  source text: As described under Item 3.03, on June 28, 2023, the Company filed the Certificate of Retirement with the Secretary of State of the State of Delaware to effect the retirement of the shares of Class B common stock that were issued but not outstanding following the Conversion and to accordingly reduce the Company’s total number of authorized shares of capital stock by the number of retired shares of Class B Common Stock.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1447669/000144766923000139/0001447669-23-000139-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.