# BioAtla, Inc.: filings

BCAB · OTC · CIK 1826892 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

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

## Reports and events: 109 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 (4 271, 8-K 66, SC 13G/A 18, 10-Q 17, 3 15, SC 13G 11, DEFA14A 9, CORRESP 8, DEF 14A 7, S-8 7, 10-K 6, EFFECT 6, SC 13D/A 6, UPLOAD 6, 424B3 4, 424B5 4, 4/A 4, ARS 4, SCHEDULE 13G/A 4, 424B2 3, S-1 3, S-3 3, SCHEDULE 13G 3, POS AM 2, S-1/A 2, SEC STAFF LETTER 2, 10-K/A 1, 3/A 1, 424B4 1, 8-A12B 1, CERT 1, DEFM14A 1, DRS 1, POSASR 1, PRE 14A 1, PREM14A 1, RW 1, S-1MEF 1, S-3ASR 1, SC 13D 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-20 | 21:42 ET | [S-1](/filings/0001539497-26-002711.md) | Registration statement | 0001539497-26-002711 |
| 2026-10-20 | 21:33 ET | [8-K](/filings/0001193125-26-425553.md) | 1.01 Entry into a material agreement; 1.02 Termination of a material agreement; 3.02 Unregistered sale of equity; 9.01 Financial statements and exhibits | 0001193125-26-425553 |
| 2026-09-29 | 17:16 ET | [8-K](/filings/0001193125-26-407817.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-26-407817 |
| 2026-08-28 | 08:01 ET | [8-K](/filings/0001539497-26-002373.md) | 3.01 Delisting notice | 0001539497-26-002373 |
| 2026-08-13 | 17:00 ET | [10-Q](/filings/0001193125-26-349542.md) | Quarterly report, period 2026-06-30 | 0001193125-26-349542 |
| 2026-07-16 | 16:12 ET | [8-K](/filings/0001193125-26-306117.md) | 5.07 Shareholder vote results | 0001193125-26-306117 |
| 2026-06-03 | 16:07 ET | [DEF 14A](/filings/0001193125-26-255422.md) | Proxy statement, period 2026-06-03 | 0001193125-26-255422 |
| 2026-05-15 | 16:05 ET | [10-Q](/filings/0001193125-26-226631.md) | Quarterly report, period 2026-03-31 | 0001193125-26-226631 |
| 2026-04-29 | 16:05 ET | [10-K/A](/filings/0001193125-26-191493.md) | Annual report, amended, period 2025-12-31 | 0001193125-26-191493 |
| 2026-04-02 | 16:05 ET | [8-K](/filings/0001193125-26-140053.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-140053 |
| 2026-03-31 | 16:05 ET | [10-K](/filings/0001193125-26-134499.md) | Annual report, period 2025-12-31 | 0001193125-26-134499 |
| 2026-03-31 | 16:05 ET | [8-K](/filings/0001193125-26-134501.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure | 0001193125-26-134501 |
| 2026-03-23 | 16:04 ET | [8-K](/filings/0001193125-26-119698.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results | 0001193125-26-119698 |
| 2026-03-02 | 07:41 ET | [8-K](/filings/0001539497-26-000812.md) | 2.02 Results of operations; 2.05 Exit or disposal costs; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001539497-26-000812 |
| 2026-02-09 | 06:01 ET | [8-K](/filings/0001193125-26-041852.md) | 8.01 Other events | 0001193125-26-041852 |
| 2026-02-06 | 17:02 ET | [8-K](/filings/0001193125-26-041367.md) | 3.01 Delisting notice; 7.01 Regulation FD disclosure | 0001193125-26-041367 |
| 2026-01-30 | 16:41 ET | [8-K](/filings/0001193125-26-031942.md) | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-031942 |
| 2026-01-12 | 16:30 ET | [8-K](/filings/0001193125-26-010458.md) | 3.02 Unregistered sale of equity; 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-010458 |
| 2025-12-31 | 07:15 ET | [8-K](/filings/0001193125-25-337646.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-25-337646 |
| 2025-12-30 | 16:05 ET | [8-K](/filings/0001193125-25-337078.md) | 5.07 Shareholder vote results; 8.01 Other events | 0001193125-25-337078 |
| 2025-12-05 | 16:05 ET | [DEF 14A](/filings/0001539497-25-003176.md) | Proxy statement, period 2025-12-05 | 0001539497-25-003176 |
| 2025-11-21 | 06:15 ET | [8-K](/filings/0001193125-25-290474.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001193125-25-290474 |
| 2025-11-13 | 17:00 ET | [10-Q](/filings/0001193125-25-280435.md) | Quarterly report, period 2025-09-30 | 0001193125-25-280435 |
| 2025-11-13 | 16:06 ET | [8-K](/filings/0001193125-25-280141.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-280141 |
| 2025-09-22 | 16:10 ET | [8-K](/filings/0001193125-25-211305.md) | 8.01 Other events | 0001193125-25-211305 |
| 2025-08-07 | 17:01 ET | [10-Q](/filings/0000950170-25-105220.md) | Quarterly report, period 2025-06-30 | 0000950170-25-105220 |
| 2025-08-07 | 16:06 ET | [8-K](/filings/0000950170-25-105000.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-105000 |
| 2025-06-20 | 16:06 ET | [8-K](/filings/0000950170-25-088499.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results | 0000950170-25-088499 |
| 2025-05-16 | 17:05 ET | [8-K](/filings/0000950170-25-073688.md) | 3.01 Delisting notice | 0000950170-25-073688 |
| 2025-05-06 | 17:01 ET | [10-Q](/filings/0000950170-25-064594.md) | Quarterly report, period 2025-03-31 | 0000950170-25-064594 |
| 2025-05-06 | 16:01 ET | [8-K](/filings/0000950170-25-064415.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-064415 |
| 2025-04-24 | 16:06 ET | [DEF 14A](/filings/0000950170-25-058011.md) | Proxy statement, period 2025-04-24 | 0000950170-25-058011 |
| 2025-03-28 | 17:44 ET | [10-K](/filings/0000950170-25-046217.md) | Annual report, period 2024-12-31 | 0000950170-25-046217 |
| 2025-03-27 | 16:09 ET | [8-K](/filings/0000950170-25-046065.md) | 2.02 Results of operations; 2.05 Exit or disposal costs; 9.01 Financial statements and exhibits | 0000950170-25-046065 |
| 2025-03-14 | 16:05 ET | [8-K](/filings/0000950170-25-039400.md) | 5.02 Departure or appointment of officers or directors | 0000950170-25-039400 |
| 2025-02-07 | 16:25 ET | [8-K](/filings/0000950170-25-016321.md) | 3.01 Delisting notice | 0000950170-25-016321 |
| 2024-12-20 | 16:51 ET | [8-K](/filings/0001193125-24-283212.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-283212 |
| 2024-12-20 | 08:50 ET | [8-K](/filings/0001193125-24-282547.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-282547 |
| 2024-11-07 | 17:05 ET | [10-Q](/filings/0000950170-24-123506.md) | Quarterly report, period 2024-09-30 | 0000950170-24-123506 |
| 2024-11-07 | 16:05 ET | [8-K](/filings/0000950170-24-123281.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-123281 |
| 2024-10-02 | 16:30 ET | [SC 13D/A](/filings/0001213900-24-084675.md) | Ownership report, active investor, amended | 0001213900-24-084675 |
| 2024-09-23 | 07:48 ET | [8-K](/filings/0001193125-24-223282.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-24-223282 |
| 2024-09-06 | 16:59 ET | [SC 13D/A](/filings/0001213900-24-076577.md) | Ownership report, active investor, amended | 0001213900-24-076577 |
| 2024-08-08 | 17:01 ET | [10-Q](/filings/0000950170-24-094164.md) | Quarterly report, period 2024-06-30 | 0000950170-24-094164 |
| 2024-08-08 | 16:05 ET | [8-K](/filings/0000950170-24-093888.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-093888 |
| 2024-06-13 | 17:11 ET | [8-K](/filings/0000950170-24-073139.md) | 5.07 Shareholder vote results | 0000950170-24-073139 |
| 2024-05-17 | 16:05 ET | [8-K](/filings/0000950170-24-061616.md) | 8.01 Other events | 0000950170-24-061616 |
| 2024-05-14 | 17:01 ET | [10-Q](/filings/0000950170-24-059757.md) | Quarterly report, period 2024-03-31 | 0000950170-24-059757 |
| 2024-05-14 | 16:05 ET | [8-K](/filings/0000950170-24-059508.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-059508 |
| 2024-04-24 | 16:15 ET | [8-K](/filings/0000950170-24-047595.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0000950170-24-047595 |

Page 1 of 3. [Older](/companies/bcab/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 30, 2026, 06:15 ET. No prices; not investment advice.