---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-21-022029"
form_type: "8-K"
ticker: "BIRD"
cik: "0001653909"
company_name: "Allbirds, Inc."
filed_at: "2021-11-05T23:59:59+00:00"
generated_at: "2026-06-28T12:10:56.780863+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Allbirds closes IPO and adopts amended charter and bylaws

## Summary
- IPO of Class A common stock closed on November 5, 2021.
- Ninth amended and restated certificate of incorporation filed with Delaware.
- Amended and restated bylaws effective immediately prior to IPO closing.
- Company disclosed list of social media channels used for material public information.

## SEC filing metadata
- accession: 0001628280-21-022029
- form_type: 8-K
- ticker: BIRD
- cik: 0001653909
- company_name: Allbirds, Inc.
- filed_at: 2021-11-05T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1653909/000162828021022029/0001628280-21-022029-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1653909/000162828021022029/allbirds-8xk.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-21-022029
- JSON: https://secwatch.observer/filing/0001628280-21-022029.json
- Plain text: https://secwatch.observer/filing/0001628280-21-022029.txt

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