HCWB HCW BIOLOGICS INC Company Mergers 8-K Filing 2025 - Agreement Amendment On March 18, 2025, HCW Biologics Inc. amended its agreement with WY Biotech to delay a $4.0 million payment and adjust performance milestones due to delays in WY Biotech's contract development arrangements.Get access to all SEC 8-K filings of the HCW BIOLOGICS INC