# HCW Biologics Inc.: filings

HCWB · Nasdaq · CIK 1828673 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/hcwb.md) · [Financials](/companies/hcwb/financials.md) · [Filings](/companies/hcwb/filings.md) · [Insiders](/companies/hcwb/insiders.md)

## Reports and events: 151 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (8-K 96, 4 94, CORRESP 17, 10-Q 16, 3 10, EFFECT 10, S-1 9, S-1/A 9, DEF 14A 8, UPLOAD 7, D 6, 10-K 5, 4/A 5, DRS 5, ARS 4, PRE 14A 4, 424B4 3, DEFA14A 3, POS AM 3, 10-Q/A 2, 8-K/A 2, FWP 2, SEC STAFF LETTER 2, 10-K/A 1, 424B2 1, 424B3 1, 8-A12B 1, ARS/A 1, CERT 1, CT ORDER 1, DEFR14A 1, NT 10-Q 1, PRER14A 1, S-1MEF 1, S-3 1, S-8 1, SC 13D 1, SC 13D/A 1, SCHEDULE 13D/A 1, SCHEDULE 13G 1, SCHEDULE 13G/A 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-02 | 20:30 ET | [S-1](/filings/0001493152-26-045532.md) | Registration statement | 0001493152-26-045532 |
| 2026-10-01 | 14:00 ET | [DEF 14A](/filings/0001493152-26-045289.md) | Proxy statement, period 2026-10-01 | 0001493152-26-045289 |
| 2026-09-24 | 12:30 ET | [8-K](/filings/0001493152-26-044078.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001493152-26-044078 |
| 2026-09-10 | 22:02 ET | [8-K](/filings/0001493152-26-042009.md) | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001493152-26-042009 |
| 2026-09-08 | 13:00 ET | [8-K](/filings/0001493152-26-041716.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001493152-26-041716 |
| 2026-08-28 | 20:42 ET | [S-1/A](/filings/0001493152-26-040618.md) | Registration statement, amended | 0001493152-26-040618 |
| 2026-08-20 | 18:58 ET | [S-1](/filings/0001493152-26-039452.md) | Registration statement | 0001493152-26-039452 |
| 2026-08-14 | 19:30 ET | [10-Q](/filings/0001493152-26-038262.md) | Quarterly report, period 2026-06-30 | 0001493152-26-038262 |
| 2026-08-14 | 19:20 ET | [8-K](/filings/0001493152-26-038258.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001493152-26-038258 |
| 2026-08-14 | 19:10 ET | [10-Q/A](/filings/0001493152-26-038246.md) | Quarterly report, amended, period 2026-03-31 | 0001493152-26-038246 |
| 2026-08-14 | 19:00 ET | [8-K](/filings/0001493152-26-038240.md) | 4.02 Non-reliance on financial statements | 0001493152-26-038240 |
| 2026-07-29 | 21:12 ET | [8-K](/filings/0001493152-26-035233.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001493152-26-035233 |
| 2026-07-01 | 12:30 ET | [8-K](/filings/0001493152-26-031441.md) | 8.01 Other events | 0001493152-26-031441 |
| 2026-06-30 | 12:30 ET | [8-K](/filings/0001493152-26-031204.md) | 3.01 Delisting notice; 9.01 Financial statements and exhibits | 0001493152-26-031204 |
| 2026-06-26 | 13:00 ET | [8-K](/filings/0001493152-26-030236.md) | 3.03 Change to security holders’ rights; 5.03 Amendment to articles or bylaws; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001493152-26-030236 |
| 2026-06-18 | 17:05 ET | [S-1/A](/filings/0001493152-26-029235.md) | Registration statement, amended | 0001493152-26-029235 |
| 2026-06-16 | 11:15 ET | [8-K](/filings/0001493152-26-028807.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001493152-26-028807 |
| 2026-06-15 | 20:30 ET | [8-K](/filings/0001493152-26-028699.md) | 5.07 Shareholder vote results | 0001493152-26-028699 |
| 2026-06-08 | 14:10 ET | [S-1](/filings/0001493152-26-027656.md) | Registration statement | 0001493152-26-027656 |
| 2026-06-01 | 11:30 ET | [8-K](/filings/0001493152-26-026529.md) | 3.01 Delisting notice | 0001493152-26-026529 |
| 2026-05-27 | 12:00 ET | [8-K](/filings/0001493152-26-025336.md) | 1.02 Termination of a material agreement; 9.01 Financial statements and exhibits | 0001493152-26-025336 |
| 2026-05-21 | 20:59 ET | [8-K](/filings/0001493152-26-024850.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001493152-26-024850 |
| 2026-05-14 | 20:31 ET | [10-Q](/filings/0001493152-26-023131.md) | Quarterly report, period 2026-03-31 | 0001493152-26-023131 |
| 2026-05-14 | 20:31 ET | [8-K](/filings/0001493152-26-023122.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001493152-26-023122 |
| 2026-04-30 | 20:30 ET | [8-K](/filings/0001493152-26-020587.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001493152-26-020587 |
| 2026-04-30 | 01:24 ET | [8-K](/filings/0001493152-26-019699.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001493152-26-019699 |
| 2026-04-28 | 15:24 ET | [DEF 14A](/filings/0001493152-26-019409.md) | Proxy statement, period 2026-04-28 | 0001493152-26-019409 |
| 2026-04-24 | 21:30 ET | [S-1/A](/filings/0001493152-26-018992.md) | Registration statement, amended | 0001493152-26-018992 |
| 2026-04-23 | 21:12 ET | [S-1](/filings/0001493152-26-018758.md) | Registration statement | 0001493152-26-018758 |
| 2026-04-16 | 20:30 ET | [8-K](/filings/0001493152-26-017099.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001493152-26-017099 |
| 2026-03-31 | 21:12 ET | [10-K](/filings/0001193125-26-134934.md) | Annual report, period 2025-12-31 | 0001193125-26-134934 |
| 2026-03-31 | 21:12 ET | [8-K](/filings/0001193125-26-134936.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-26-134936 |
| 2026-03-17 | 12:00 ET | [8-K](/filings/0001193125-26-109407.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-26-109407 |
| 2026-03-13 | 20:15 ET | [DEF 14A](/filings/0001493152-26-010060.md) | Proxy statement, period 2026-03-13 | 0001493152-26-010060 |
| 2026-03-02 | 13:08 ET | [8-K](/filings/0001193125-26-084291.md) | 3.01 Delisting notice; 9.01 Financial statements and exhibits | 0001193125-26-084291 |
| 2026-02-19 | 21:43 ET | [8-K](/filings/0001193125-26-059578.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 8.01 Other events | 0001193125-26-059578 |
| 2026-02-17 | 14:09 ET | [S-1/A](/filings/0001193125-26-053303.md) | Registration statement, amended | 0001193125-26-053303 |
| 2026-02-13 | 21:04 ET | [S-1/A](/filings/0001193125-26-051317.md) | Registration statement, amended | 0001193125-26-051317 |
| 2026-02-13 | 13:38 ET | [8-K](/filings/0001193125-26-049953.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-26-049953 |
| 2026-02-11 | 22:27 ET | [S-1](/filings/0001193125-26-046873.md) | Registration statement | 0001193125-26-046873 |
| 2026-01-09 | 21:49 ET | [S-1](/filings/0001193125-26-009044.md) | Registration statement | 0001193125-26-009044 |
| 2025-12-31 | 17:36 ET | [8-K](/filings/0001193125-25-338026.md) | 8.01 Other events | 0001193125-25-338026 |
| 2025-11-20 | 21:30 ET | [8-K](/filings/0001193125-25-289873.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-289873 |
| 2025-11-19 | 01:25 ET | [8-K](/filings/0001193125-25-286642.md) | 1.01 Entry into a material agreement | 0001193125-25-286642 |
| 2025-11-18 | 12:30 ET | [8-K](/filings/0001193125-25-285325.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-25-285325 |
| 2025-11-14 | 21:52 ET | [10-Q](/filings/0001193125-25-283238.md) | Quarterly report, period 2025-09-30 | 0001193125-25-283238 |
| 2025-11-14 | 21:50 ET | [8-K](/filings/0001193125-25-283230.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-283230 |
| 2025-10-16 | 13:00 ET | [8-K](/filings/0001193125-25-240890.md) | 3.01 Delisting notice | 0001193125-25-240890 |
| 2025-09-05 | 20:39 ET | [8-K](/filings/0000950170-25-113265.md) | 1.01 Entry into a material agreement | 0000950170-25-113265 |
| 2025-08-19 | 21:00 ET | [8-K](/filings/0000950170-25-110174.md) | 3.01 Delisting notice | 0000950170-25-110174 |

Page 1 of 4. [Older](/companies/hcwb/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:15 ET. No prices; not investment advice.