---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-25-054871"
form_type: "8-K"
ticker: "BOLT"
cik: "0001641281"
company_name: "Bolt Biotherapeutics, Inc."
filed_at: "2025-04-16T23:59:59+00:00"
generated_at: "2026-05-23T13:26:44.916084+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# Bolt Biotherapeutics amends bylaws to reduce stockholder quorum to one-third of shares

## Summary
- Board amended bylaws on April 15, 2025, effective immediately.
- Quorum requirement lowered from majority to one-third of outstanding voting shares.
- Change applies to all stockholder meetings and separate class votes unless otherwise required.
- No changes to fiscal year or other governance provisions.

## SEC filing metadata
- accession: 0000950170-25-054871
- form_type: 8-K
- ticker: BOLT
- cik: 0001641281
- company_name: Bolt Biotherapeutics, Inc.
- filed_at: 2025-04-16T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1641281/000095017025054871/0000950170-25-054871-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1641281/000095017025054871/bolt-20250415.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-25-054871
- JSON: https://secwatch.observer/filing/0000950170-25-054871.json
- Plain text: https://secwatch.observer/filing/0000950170-25-054871.txt

## Key facts
- Governance Changes
  Bolt Biotherapeutics, Inc.: Reduced quorum requirement for stockholder meetings from a majority to one-third of outstanding shares (effective 2025-04-15).
  - Change: bylaw amendment
  - Effective: 2025-04-15
  source text: On April 15, 2025, the board of directors of Bolt Biotherapeutics, Inc. (the “Company”) amended and restated the Company’s amended and restated bylaws (as amended and restated, the “Amended and Restated Bylaws”), effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1641281/000095017025054871/0000950170-25-054871-index.htm

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