---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-264152"
form_type: "8-K"
ticker: "TYRA"
cik: "0001863127"
company_name: "Tyra Biosciences, Inc."
filed_at: "2023-10-26T23:59:59+00:00"
generated_at: "2026-06-09T08:50:52.694094+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Tyra Biosciences amends bylaws to adopt universal proxy rules and enhance stockholder proposal disclosure

## Summary
- Board approved amended bylaws effective Oct 26, 2023.
- Amendments require compliance with SEC Rule 14a-19 for proxy solicitations supporting non-Board nominees.
- Enhanced procedural and disclosure requirements for stockholder director nominations and other business proposals.
- Includes technical, modernizing and clarifying changes.

## SEC filing metadata
- accession: 0001193125-23-264152
- form_type: 8-K
- ticker: TYRA
- cik: 0001863127
- company_name: Tyra Biosciences, Inc.
- filed_at: 2023-10-26T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1863127/000119312523264152/0001193125-23-264152-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1863127/000119312523264152/d537796d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-264152
- JSON: https://secwatch.observer/filing/0001193125-23-264152.json
- Plain text: https://secwatch.observer/filing/0001193125-23-264152.txt

## Key facts
- Governance Changes
  Tyra Biosciences, Inc.: Amended and restated bylaws to address universal proxy rules and enhance stockholder nomination procedures (effective 2023-10-26).
  - Change: bylaw amendment
  - Effective: 2023-10-26
  source text: On October 26, 2023, the Board of Directors (the Board) of Tyra Biosciences, Inc. (the Company) approved and adopted amended and restated bylaws (the Amended and Restated Bylaws), which became effective the same day.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1863127/000119312523264152/0001193125-23-264152-index.htm

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