# Rallybio Corp: filings

RLYB · Nasdaq · CIK 1739410 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

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

## Reports and events: 88 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 (4 106, 8-K 50, 3 20, 10-Q 17, SC 13G/A 10, SCHEDULE 13G/A 9, CORRESP 6, SC 13G 6, SCHEDULE 13G 6, 10-K 5, DEF 14A 5, EFFECT 5, S-4/A 5, S-8 5, 424B5 4, UPLOAD 4, 425 3, D 3, S-3 3, SC 13D 3, SC 13D/A 3, SCHEDULE 13D/A 3, 424B3 2, S-4 2, SEC STAFF LETTER 2, 3/A 1, 424B4 1, 8-A12B 1, CERT 1, D/A 1, DRS 1, DRS/A 1, DRSLTR 1, PRE 14A 1, RW 1, S-1 1, S-1/A 1, S-1MEF 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-27 | 08:08 ET | [10-Q](/filings/0001628280-26-067422.md) | Quarterly report, period 2026-09-30 | 0001628280-26-067422 |
| 2026-10-26 | 16:53 ET | [8-K](/filings/0001193125-26-432114.md) | 8.01 Other events | 0001193125-26-432114 |
| 2026-09-09 | 16:30 ET | [8-K](/filings/0001193125-26-386511.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-26-386511 |
| 2026-08-06 | 08:03 ET | [10-Q](/filings/0001628280-26-053880.md) | Quarterly report, period 2026-06-30 | 0001628280-26-053880 |
| 2026-06-01 | 08:07 ET | [8-K](/filings/0001193125-26-249790.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 5.01 Change in control; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-249790 |
| 2026-05-13 | 16:01 ET | [10-Q](/filings/0001628280-26-034580.md) | Quarterly report, period 2026-03-31 | 0001628280-26-034580 |
| 2026-05-06 | 16:51 ET | [SCHEDULE 13D/A](/filings/0001674324-26-000004.md) | Ownership report, active investor, amended | 0001674324-26-000004 |
| 2026-05-04 | 07:54 ET | [8-K](/filings/0001193125-26-202601.md) | 1.02 Termination of a material agreement; 9.01 Financial statements and exhibits | 0001193125-26-202601 |
| 2026-03-31 | 16:08 ET | [8-K](/filings/0001628280-26-022385.md) | 5.02 Departure or appointment of officers or directors | 0001628280-26-022385 |
| 2026-03-16 | 17:18 ET | [10-K](/filings/0001628280-26-018261.md) | Annual report, period 2025-12-31 | 0001628280-26-018261 |
| 2026-03-03 | 16:34 ET | [SCHEDULE 13D/A](/filings/0001999371-26-004957.md) | Ownership report, active investor, amended | 0001999371-26-004957 |
| 2026-03-02 | 09:31 ET | [8-K](/filings/0001193125-26-084444.md) | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 5.01 Change in control; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-084444 |
| 2026-02-27 | 16:45 ET | [SCHEDULE 13D/A](/filings/0001674324-26-000002.md) | Ownership report, active investor, amended | 0001674324-26-000002 |
| 2026-01-29 | 17:14 ET | [8-K](/filings/0001739410-26-000010.md) | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001739410-26-000010 |
| 2026-01-02 | 16:05 ET | [DEF 14A](/filings/0001140361-26-000191.md) | Proxy statement, period 2026-01-26 | 0001140361-26-000191 |
| 2025-11-06 | 08:16 ET | [10-Q](/filings/0001739410-25-000132.md) | Quarterly report, period 2025-09-30 | 0001739410-25-000132 |
| 2025-11-06 | 08:12 ET | [8-K](/filings/0001739410-25-000131.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-25-000131 |
| 2025-08-29 | 16:05 ET | [8-K](/filings/0001193125-25-192749.md) | 3.01 Delisting notice; 9.01 Financial statements and exhibits | 0001193125-25-192749 |
| 2025-08-07 | 08:33 ET | [10-Q](/filings/0001739410-25-000112.md) | Quarterly report, period 2025-06-30 | 0001739410-25-000112 |
| 2025-08-07 | 08:08 ET | [8-K](/filings/0001739410-25-000108.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-25-000108 |
| 2025-07-08 | 08:08 ET | [8-K](/filings/0001739410-25-000100.md) | 1.01 Entry into a material agreement; 2.01 Completion of an acquisition or disposition; 8.01 Other events; 9.01 Financial statements and exhibits | 0001739410-25-000100 |
| 2025-06-27 | 16:10 ET | [8-K](/filings/0001739410-25-000093.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001739410-25-000093 |
| 2025-05-16 | 08:31 ET | [8-K](/filings/0001739410-25-000089.md) | 5.07 Shareholder vote results | 0001739410-25-000089 |
| 2025-05-08 | 08:22 ET | [10-Q](/filings/0001739410-25-000061.md) | Quarterly report, period 2025-03-31 | 0001739410-25-000061 |
| 2025-05-08 | 08:14 ET | [8-K](/filings/0001739410-25-000059.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-25-000059 |
| 2025-04-08 | 08:25 ET | [8-K](/filings/0001739410-25-000052.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001739410-25-000052 |
| 2025-04-07 | 16:39 ET | [DEF 14A](/filings/0001739410-25-000045.md) | Proxy statement, period 2024-12-31 | 0001739410-25-000045 |
| 2025-03-13 | 16:46 ET | [8-K](/filings/0001739410-25-000041.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001739410-25-000041 |
| 2025-03-13 | 16:05 ET | [10-K](/filings/0001739410-25-000040.md) | Annual report, period 2024-12-31 | 0001739410-25-000040 |
| 2025-03-13 | 08:11 ET | [8-K](/filings/0001739410-25-000029.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-25-000029 |
| 2025-02-25 | 16:41 ET | [8-K](/filings/0001739410-25-000021.md) | 3.01 Delisting notice | 0001739410-25-000021 |
| 2024-11-07 | 16:08 ET | [10-Q](/filings/0001739410-24-000136.md) | Quarterly report, period 2024-09-30 | 0001739410-24-000136 |
| 2024-11-07 | 08:12 ET | [8-K](/filings/0001739410-24-000132.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-24-000132 |
| 2024-09-17 | 08:27 ET | [8-K](/filings/0001739410-24-000121.md) | 5.02 Departure or appointment of officers or directors | 0001739410-24-000121 |
| 2024-08-08 | 08:09 ET | [10-Q](/filings/0001739410-24-000115.md) | Quarterly report, period 2024-06-30 | 0001739410-24-000115 |
| 2024-08-08 | 08:05 ET | [8-K](/filings/0001739410-24-000114.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-24-000114 |
| 2024-07-23 | 16:06 ET | [8-K](/filings/0001739410-24-000105.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001739410-24-000105 |
| 2024-05-21 | 16:22 ET | [8-K](/filings/0001739410-24-000098.md) | 5.07 Shareholder vote results | 0001739410-24-000098 |
| 2024-05-09 | 16:09 ET | [10-Q](/filings/0001739410-24-000057.md) | Quarterly report, period 2024-03-31 | 0001739410-24-000057 |
| 2024-05-09 | 08:11 ET | [8-K](/filings/0001739410-24-000053.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-24-000053 |
| 2024-04-11 | 16:09 ET | [DEF 14A](/filings/0001739410-24-000045.md) | Proxy statement, period 2023-12-31 | 0001739410-24-000045 |
| 2024-04-10 | 16:10 ET | [8-K](/filings/0001739410-24-000040.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 | 0001739410-24-000040 |
| 2024-03-12 | 16:26 ET | [10-K](/filings/0001739410-24-000035.md) | Annual report, period 2023-12-31 | 0001739410-24-000035 |
| 2024-03-12 | 08:11 ET | [8-K](/filings/0001739410-24-000030.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-24-000030 |
| 2024-02-12 | 21:12 ET | [SC 13D/A](/filings/0001193125-24-032553.md) | Ownership report, active investor, amended | 0001193125-24-032553 |
| 2024-02-06 | 08:15 ET | [8-K](/filings/0001739410-24-000012.md) | 2.02 Results of operations; 2.05 Exit or disposal costs; 9.01 Financial statements and exhibits | 0001739410-24-000012 |
| 2023-12-20 | 08:15 ET | [8-K](/filings/0001739410-23-000019.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001739410-23-000019 |
| 2023-11-09 | 16:10 ET | [10-Q](/filings/0001739410-23-000014.md) | Quarterly report, period 2023-09-30 | 0001739410-23-000014 |
| 2023-11-09 | 08:10 ET | [8-K](/filings/0001739410-23-000011.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001739410-23-000011 |
| 2023-08-08 | 16:18 ET | [10-Q](/filings/0001739410-23-000007.md) | Quarterly report, period 2023-06-30 | 0001739410-23-000007 |

Page 1 of 2. [Older](/companies/rlyb/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 30, 2026, 18:07 ET. No prices; not investment advice.