HCW Biologics Inc. SEC filings HCWB

HCW Biologics Inc. has 340 filings in SEC EDGAR's recent list, going back to Oct 19, 2020. Its latest annual report, Form ARS, was filed on Apr 28, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 14, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Sep 24, 2026 (material agreement, unregistered share sale, regulation fd disclosure, other events). The company's fiscal year ends on December 31.

HCW Biologics Inc. SEC filings
Form Description Filed Period
EFFECT Filing Oct 9, 2026 —
D Filing Oct 8, 2026 —
S-1 Registration statement Oct 2, 2026 —
DEF 14A Proxy statement Oct 1, 2026 Oct 1, 2026
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure, Other events
Sep 24, 2026 Sep 23, 2026
8-K Current report
Regulation FD disclosure, Other events
Sep 10, 2026 Sep 9, 2026
PRER14A Filing Sep 9, 2026 —
8-K Current report
Material agreement, Regulation FD disclosure
Sep 8, 2026 Sep 4, 2026
PRE 14A Preliminary proxy statement Sep 8, 2026 Sep 4, 2026
EFFECT Filing Aug 31, 2026 —
CORRESP Letter to the SEC Aug 28, 2026 —
S-1/A Amended registration statement Aug 28, 2026 —
UPLOAD Letter from the SEC Aug 26, 2026 —
S-1 Registration statement Aug 20, 2026 —
10-Q Quarterly report Aug 14, 2026 Jun 30, 2026
8-K Current report
Results of operations
Aug 14, 2026 Aug 14, 2026
10-Q/A Amended quarterly report Aug 14, 2026 Mar 31, 2026
8-K Current report
Restatement
Aug 14, 2026 Aug 10, 2026
D Filing Aug 6, 2026 —
4 Insider transaction Jul 31, 2026 Jul 29, 2026
4 Insider transaction Jul 31, 2026 Jul 29, 2026
4 Insider transaction Jul 31, 2026 Jul 29, 2026
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure, Other events
Jul 29, 2026 Jul 29, 2026
POS AM Filing Jul 16, 2026 —
8-K Current report
Other events
Jul 1, 2026 Jul 1, 2026
8-K Current report
Listing notice
Jun 30, 2026 Jun 29, 2026
8-K Current report
Change to shareholder rights, Bylaw or fiscal year change, Regulation FD disclosure
Jun 26, 2026 Jun 24, 2026
EFFECT Filing Jun 18, 2026 —
S-1/A Amended registration statement Jun 18, 2026 —
CORRESP Letter to the SEC Jun 16, 2026 —
8-K Current report
Regulation FD disclosure
Jun 16, 2026 Jun 16, 2026
8-K Current report
Shareholder vote results
Jun 15, 2026 Jun 15, 2026
UPLOAD Letter from the SEC Jun 12, 2026 —
D Filing Jun 8, 2026 —
S-1 Registration statement Jun 8, 2026 —
8-K Current report
Listing notice
Jun 1, 2026 May 29, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
4 Insider transaction May 27, 2026 May 22, 2026
8-K Current report
Agreement ended
May 27, 2026 May 21, 2026
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure, Other events
May 21, 2026 May 21, 2026
POS AM Filing May 18, 2026 —
SCHEDULE 13G/A Amended ownership over 5% (passive) May 15, 2026 —
10-Q Quarterly report May 14, 2026 Mar 31, 2026
8-K Current report
Results of operations
May 14, 2026 May 14, 2026
POS AM Filing May 13, 2026 —
8-K Current report
Other events
Apr 30, 2026 Apr 30, 2026
8-K Current report
Other events
Apr 30, 2026 Apr 29, 2026
EFFECT Filing Apr 29, 2026 —
DEF 14A Proxy statement Apr 28, 2026 Apr 28, 2026
ARS Annual report to shareholders Apr 28, 2026 Dec 31, 2025
S-1/A Amended registration statement Apr 24, 2026 —
S-1 Registration statement Apr 23, 2026 —
PRE 14A Preliminary proxy statement Apr 17, 2026 Apr 17, 2026
8-K Current report
Bylaw or fiscal year change
Apr 16, 2026 Apr 15, 2026
DRS Filing Apr 13, 2026 —
10-K Annual report Mar 31, 2026 Dec 31, 2025
8-K Current report
Results of operations
Mar 31, 2026 Mar 31, 2026
8-K Current report
Material agreement
Mar 17, 2026 Mar 16, 2026
DEF 14A Proxy statement Mar 13, 2026 Mar 13, 2026
PRE 14A Preliminary proxy statement Mar 3, 2026 Mar 3, 2026
8-K Current report
Listing notice
Mar 2, 2026 Feb 26, 2026
8-K Current report
Material agreement, Regulation FD disclosure, Other events
Feb 19, 2026 Feb 17, 2026
424B4 Prospectus Feb 19, 2026 —
EFFECT Filing Feb 17, 2026 —
SCHEDULE 13G Ownership over 5% (passive) Feb 17, 2026 —
S-1/A Amended registration statement Feb 17, 2026 —
S-1/A Amended registration statement Feb 13, 2026 —
8-K Current report
Material agreement
Feb 13, 2026 Feb 12, 2026
CORRESP Letter to the SEC Feb 11, 2026 —
CORRESP Letter to the SEC Feb 11, 2026 —
S-1 Registration statement Feb 11, 2026 —
EFFECT Filing Jan 29, 2026 —
CORRESP Letter to the SEC Jan 27, 2026 —
S-1 Registration statement Jan 9, 2026 —
8-K Current report
Other events
Dec 31, 2025 Dec 30, 2025
DRS Filing Dec 19, 2025 —
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure, Other events
Nov 20, 2025 Nov 19, 2025
8-K Current report
Material agreement
Nov 19, 2025 Nov 17, 2025
8-K Current report
Regulation FD disclosure
Nov 18, 2025 Nov 17, 2025
10-Q Quarterly report Nov 14, 2025 Sep 30, 2025
8-K Current report
Results of operations
Nov 14, 2025 Nov 14, 2025
8-K Current report
Listing notice
Oct 16, 2025 Oct 13, 2025
DRS Filing Oct 1, 2025 —
8-K Current report
Material agreement
Sep 5, 2025 Sep 2, 2025
8-K Current report
Listing notice
Aug 19, 2025 Aug 19, 2025
10-Q Quarterly report Aug 18, 2025 Jun 30, 2025
8-K/A Amended current report
Results of operations
Aug 18, 2025 Aug 14, 2025
NT 10-Q Filing Aug 15, 2025 Jun 30, 2025
8-K Current report
Material agreement
Aug 15, 2025 Aug 14, 2025
8-K Current report
Results of operations
Aug 14, 2025 Aug 14, 2025
8-K Current report
Material agreement
Jul 18, 2025 Jul 14, 2025
8-K Current report
Other events
Jul 1, 2025 Jun 18, 2025
8-K Current report
Other events
Jun 26, 2025 Jun 26, 2025
8-K Current report
Officer or director change, Shareholder vote results, Other events
Jun 23, 2025 Jun 17, 2025
8-K Current report
Other events
Jun 13, 2025 Jun 12, 2025
SCHEDULE 13D/A Amended ownership over 5% (active) Jun 13, 2025 —
8-K Current report
Other events
Jun 5, 2025 Jun 5, 2025
8-K Current report
Material agreement, Other events
Jun 4, 2025 May 29, 2025
8-K Current report
Other events
May 30, 2025 May 28, 2025
8-K Current report
Other events
May 23, 2025 May 21, 2025
4 Insider transaction May 20, 2025 May 16, 2025
4 Insider transaction May 20, 2025 May 16, 2025
4 Insider transaction May 20, 2025 May 16, 2025
8-K Current report
Other events
May 20, 2025 May 15, 2025
10-Q Quarterly report May 15, 2025 Mar 31, 2025
8-K Current report
Results of operations
May 15, 2025 May 15, 2025
8-K Current report
Material agreement, Regulation FD disclosure, Other events
May 15, 2025 May 13, 2025
424B4 Prospectus May 15, 2025 —
EFFECT Filing May 13, 2025 —
S-1/A Amended registration statement May 13, 2025 —
CORRESP Letter to the SEC May 13, 2025 —
4 Insider transaction May 9, 2025 May 7, 2025
4 Insider transaction May 9, 2025 May 7, 2025
4 Insider transaction May 9, 2025 May 7, 2025
4 Insider transaction May 9, 2025 May 7, 2025
4 Insider transaction May 9, 2025 May 7, 2025
4 Insider transaction May 9, 2025 May 7, 2025
CORRESP Letter to the SEC May 9, 2025 —
S-1 Registration statement May 9, 2025 —
UPLOAD Letter from the SEC May 1, 2025 —
DEF 14A Proxy statement Apr 28, 2025 Jun 17, 2025
ARS Annual report to shareholders Apr 28, 2025 Dec 31, 2024
DEFA14A Additional proxy material Apr 28, 2025 —
DRS Filing Apr 28, 2025 —
8-K Current report
Other events
Apr 22, 2025 Apr 17, 2025
EFFECT Filing Apr 16, 2025 —
424B3 Prospectus Apr 16, 2025 —
CORRESP Letter to the SEC Apr 15, 2025 —
8-K Current report
Material agreement, Other events
Apr 14, 2025 Apr 14, 2025
UPLOAD Letter from the SEC Apr 8, 2025 —
S-1 Registration statement Apr 7, 2025 —
8-K Current report
Change to shareholder rights, Bylaw or fiscal year change, Regulation FD disclosure
Apr 1, 2025 Apr 1, 2025
8-K Current report
Shareholder vote results, Other events
Apr 1, 2025 Apr 1, 2025
10-K Annual report Mar 28, 2025 Dec 31, 2024
8-K Current report
Results of operations
Mar 28, 2025 Mar 28, 2025
8-K Current report
Material agreement
Mar 19, 2025 Mar 17, 2025
8-K Current report
Listing notice
Mar 6, 2025 Mar 3, 2025
CT ORDER Filing Feb 26, 2025 —
DEFR14A Filing Feb 26, 2025 —
DEF 14A Proxy statement Feb 21, 2025 Mar 31, 2025
8-K Current report
Material agreement
Feb 21, 2025 Feb 20, 2025
PRE 14A Preliminary proxy statement Feb 11, 2025 Mar 31, 2025
8-K Current report
Listing notice, Other events
Feb 7, 2025 Feb 5, 2025
8-K Current report
Regulation FD disclosure
Feb 3, 2025 Feb 3, 2025
8-K Current report
Listing notice, Other events
Dec 23, 2024 Dec 17, 2024
D Filing Dec 5, 2024 —
SC 13D/A Amended ownership over 5% (active) Nov 22, 2024 —
8-K Current report
Other events
Nov 22, 2024 Nov 20, 2024
8-K Current report
Material agreement, Unregistered share sale, Regulation FD disclosure, Other events
Nov 20, 2024 Nov 18, 2024
424B2 Prospectus Nov 20, 2024 —
8-K Current report
Material agreement, New debt
Nov 18, 2024 Nov 18, 2024
10-Q Quarterly report Nov 14, 2024 Sep 30, 2024
8-K Current report
Results of operations
Nov 14, 2024 Nov 14, 2024
8-K Current report
Auditor change
Sep 20, 2024 Sep 20, 2024
8-K/A Amended current report
Results of operations, Regulation FD disclosure
Aug 23, 2024 Aug 14, 2024
10-Q Quarterly report Aug 14, 2024 Jun 30, 2024
8-K Current report
Results of operations
Aug 14, 2024 Aug 14, 2024
8-K Current report
Listing notice
Aug 12, 2024 Aug 6, 2024
8-K Current report
Material agreement
Jul 18, 2024 Jul 18, 2024
8-K Current report
Listing notice
Jun 20, 2024 Jun 17, 2024
4 Insider transaction Jun 17, 2024 Jun 14, 2024
4 Insider transaction Jun 17, 2024 Jun 14, 2024
4 Insider transaction Jun 17, 2024 Jun 14, 2024
4 Insider transaction Jun 17, 2024 Jun 14, 2024
8-K Current report
Shareholder vote results
Jun 17, 2024 Jun 14, 2024
ARS/A Filing May 20, 2024 Dec 31, 2023
10-Q Quarterly report May 15, 2024 Mar 31, 2024
8-K Current report
Results of operations
May 15, 2024 May 15, 2024
10-K/A Amended annual report May 15, 2024 Dec 31, 2023
8-K Current report
Restatement
May 3, 2024 May 3, 2024
8-K Current report
Other events
May 1, 2024 Apr 25, 2024
DEFA14A Additional proxy material Apr 26, 2024 —
ARS Annual report to shareholders Apr 26, 2024 Dec 31, 2023
DEF 14A Proxy statement Apr 26, 2024 Jun 14, 2024
10-K Annual report Apr 1, 2024 Dec 31, 2023
8-K Current report
Results of operations
Apr 1, 2024 Apr 1, 2024
D Filing Feb 27, 2024 —
4 Insider transaction Feb 22, 2024 Feb 20, 2024
4 Insider transaction Feb 22, 2024 Feb 20, 2024
4 Insider transaction Feb 22, 2024 Feb 20, 2024
4 Insider transaction Feb 22, 2024 Feb 20, 2024
4 Insider transaction Feb 22, 2024 Feb 20, 2024
4 Insider transaction Feb 22, 2024 Feb 20, 2024
8-K Current report
Material agreement, Unregistered share sale
Feb 22, 2024 Feb 20, 2024
8-K Current report
Agreement ended
Jan 12, 2024 Jan 12, 2024
4 Insider transaction Dec 11, 2023 Dec 11, 2023
4 Insider transaction Dec 11, 2023 Dec 8, 2023
4 Insider transaction Nov 20, 2023 Nov 17, 2023
10-Q Quarterly report Nov 14, 2023 Sep 30, 2023
8-K Current report
Results of operations
Nov 14, 2023 Nov 14, 2023
4 Insider transaction Oct 23, 2023 Oct 19, 2023
4 Insider transaction Sep 18, 2023 Sep 14, 2023
4 Insider transaction Sep 15, 2023 Sep 13, 2023
4 Insider transaction Sep 15, 2023 Sep 13, 2023
4 Insider transaction Sep 13, 2023 Sep 11, 2023
4 Insider transaction Sep 12, 2023 Sep 8, 2023
4 Insider transaction Sep 8, 2023 Sep 7, 2023
4 Insider transaction Sep 7, 2023 Sep 5, 2023
4 Insider transaction Sep 7, 2023 Sep 6, 2023

Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Pharmaceutical Preparations (SIC 2834)
Listed as
HCWB (Nasdaq)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Miramar, FL
SEC filer status
, Emerging growth company
SEC CIK
1828673

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.