---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-017099"
form_type: "8-K"
ticker: "HCWB"
cik: "0001828673"
company_name: "HCW Biologics Inc."
filed_at: "2026-04-16T23:59:59+00:00"
generated_at: "2026-05-15T05:50:58.165600+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "high"
source: SEC EDGAR
---

# HCW Biologics reduces shareholder quorum requirement to 33-1/3%

## Summary
- Board approved amendment lowering quorum from majority to 33-1/3% of voting power.
- Amendment effective April 28, 2026.
- Quorum now defined as holders of 33-1/3% voting power present in person or by proxy.
- Prior quorum required holders of a majority of outstanding voting power.

## SEC filing metadata
- accession: 0001493152-26-017099
- form_type: 8-K
- ticker: HCWB
- cik: 0001828673
- company_name: HCW Biologics Inc.
- filed_at: 2026-04-16T23:59:59+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/1828673/000149315226017099/0001493152-26-017099-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1828673/000149315226017099/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-017099
- JSON: https://secwatch.observer/filing/0001493152-26-017099.json
- Plain text: https://secwatch.observer/filing/0001493152-26-017099.txt

## Key facts
- Governance Changes
  HCW Biologics Inc.: Lowered quorum requirement from majority to 33⅓% of voting power (effective 2026-04-28).
  - Change: bylaw amendment
  - Effective: 2026-04-28
  source text: The amendment, which is effective from and after April 28, 2026, lowers the quorum requirement contained in Section 1.5 of the Bylaws to provide that holders of thirty-three and one-third percent (33 1/3%) of the voting power, which includes the voting power that is present in person or by proxy, regardless of whether the proxy has authority to vote on any matter, constitutes a quorum for the transaction of business (the “ Amendment ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1828673/000149315226017099/0001493152-26-017099-index.htm

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