---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-201434"
form_type: "8-K"
ticker: "AVLN"
cik: "0001540171"
company_name: "Avalyn Pharma Inc."
filed_at: "2026-05-01T23:59:59+00:00"
generated_at: "2026-05-15T00:18:13.898425+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Avalyn Pharma adopts amended charter and bylaws upon IPO consummation

## Summary
- Authorizes 500M voting common shares and 200M non-voting common shares.
- Authorizes 10M shares of undesignated preferred stock issuable by Board.
- Eliminates all references to prior series of preferred stock.
- Establishes advance notice procedures for stockholder proposals and director nominations.
- Amendments previously disclosed in S-1 Registration Statement; effective upon IPO.

## SEC filing metadata
- accession: 0001193125-26-201434
- form_type: 8-K
- ticker: AVLN
- cik: 0001540171
- company_name: Avalyn Pharma Inc.
- filed_at: 2026-05-01T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1540171/000119312526201434/0001193125-26-201434-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1540171/000119312526201434/ck0001540171-20260501.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-201434
- JSON: https://secwatch.observer/filing/0001193125-26-201434.json
- Plain text: https://secwatch.observer/filing/0001193125-26-201434.txt

## Source-grounded claims
- claim_id: 1ce49c07b5e2d11ded082581dfbf260cc27745f9
  claim: Avalyn Pharma Inc.: Adopted amended and restated bylaws establishing stockholder meeting procedures, advance notice for proposals and director nominations, and conforming to charter amendments.
  evidence_excerpt: the amended and restated bylaws of the Company (the “Amended and Restated Bylaws”), previously approved by the Board and the Company’s stockholders to become effective immediately upon effectiveness of the Registration Statement, became effective.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1540171/000119312526201434/0001193125-26-201434-index.htm
- claim_id: f05084b1ec0415f5cef647c8ac9162b6a2321570
  claim: Avalyn Pharma Inc.: Filed amended and restated certificate of incorporation to authorize 700M shares of common stock (500M voting, 200M non-voting), eliminate references to prior preferred stock series, and authorize 10M shares of undesignated preferred stock.
  evidence_excerpt: the Company filed an amended and restated certificate of incorporation (the “Restated Certificate”) with the Secretary of State of the State of Delaware.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1540171/000119312526201434/0001193125-26-201434-index.htm

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