HCWB HCW BIOLOGICS INC Capital Structure Changes 8-K Filing 2025 - Equity Offerings On May 13, 2025, HCW Biologics Inc. entered a securities purchase agreement to offer 671,140 units in a follow-on public offering, expected to raise approximately $5 million. The agreement includes amending existing warrants, and the offering closed on May 15, 2025.Get access to all SEC 8-K filings of the HCW BIOLOGICS INC