# Keros Therapeutics, Inc.: filings

KROS · Nasdaq · CIK 1664710 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

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

## Reports and events: 206 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 (4 174, 8-K 153, 3 25, 10-Q 20, SC 13G/A 17, 144 14, DEFA14A 11, SCHEDULE 13G 8, S-8 7, SC 13G 7, SCHEDULE 13D/A 7, SCHEDULE 13G/A 7, 10-K 6, CORRESP 6, DEF 14A 6, SC 13D/A 5, 424B5 4, 4/A 4, ARS 4, 3/A 3, D 3, EFFECT 3, SC 13D 3, UPLOAD 3, 424B4 2, 8-A12B 2, D/A 2, DRS 2, S-1 2, S-1/A 2, S-1MEF 2, S-3ASR 2, SC TO-I/A 2, 8-K/A 1, CERT 1, DEL AM 1, DRS/A 1, DRSLTR 1, POS EX 1, S-3 1, SCHEDULE 13D 1, SC TO-C 1, SC TO-I 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-09-29 | 08:01 ET | [8-K](/filings/0001664710-26-000059.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000059 |
| 2026-09-28 | 08:01 ET | [8-K](/filings/0001664710-26-000056.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000056 |
| 2026-09-08 | 16:02 ET | [8-K](/filings/0001664710-26-000053.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-26-000053 |
| 2026-08-03 | 16:07 ET | [8-K](/filings/0001664710-26-000050.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000050 |
| 2026-08-03 | 16:02 ET | [10-Q](/filings/0001664710-26-000049.md) | Quarterly report, period 2026-06-30 | 0001664710-26-000049 |
| 2026-08-03 | 16:02 ET | [8-K](/filings/0001664710-26-000048.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001664710-26-000048 |
| 2026-07-30 | 16:01 ET | [8-K](/filings/0001664710-26-000043.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000043 |
| 2026-07-22 | 16:01 ET | [8-K](/filings/0001664710-26-000038.md) | 5.02 Departure or appointment of officers or directors | 0001664710-26-000038 |
| 2026-06-25 | 16:02 ET | [8-K](/filings/0001664710-26-000036.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000036 |
| 2026-06-03 | 16:01 ET | [8-K](/filings/0001664710-26-000034.md) | 5.07 Shareholder vote results | 0001664710-26-000034 |
| 2026-06-01 | 16:02 ET | [8-K](/filings/0001664710-26-000032.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000032 |
| 2026-05-14 | 08:02 ET | [10-Q](/filings/0001664710-26-000030.md) | Quarterly report, period 2026-03-31 | 0001664710-26-000030 |
| 2026-05-14 | 08:01 ET | [8-K](/filings/0001664710-26-000029.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001664710-26-000029 |
| 2026-04-22 | 16:01 ET | [DEF 14A](/filings/0001104659-26-046791.md) | Proxy statement, period 2026-06-03 | 0001104659-26-046791 |
| 2026-03-09 | 08:01 ET | [8-K](/filings/0001664710-26-000024.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-26-000024 |
| 2026-03-04 | 16:08 ET | [8-K](/filings/0001664710-26-000021.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000021 |
| 2026-03-04 | 16:04 ET | [10-K](/filings/0001664710-26-000018.md) | Annual report, period 2025-12-31 | 0001664710-26-000018 |
| 2026-03-04 | 16:02 ET | [8-K](/filings/0001664710-26-000017.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001664710-26-000017 |
| 2026-02-26 | 16:02 ET | [8-K](/filings/0001664710-26-000008.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000008 |
| 2026-02-18 | 16:02 ET | [8-K](/filings/0001664710-26-000005.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000005 |
| 2026-01-09 | 16:16 ET | [8-K](/filings/0001664710-26-000003.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-26-000003 |
| 2025-11-05 | 16:05 ET | [10-Q](/filings/0001664710-25-000089.md) | Quarterly report, period 2025-09-30 | 0001664710-25-000089 |
| 2025-11-05 | 16:02 ET | [8-K](/filings/0001664710-25-000086.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001664710-25-000086 |
| 2025-10-16 | 17:36 ET | [SCHEDULE 13D/A](/filings/0000921895-25-002751.md) | Ownership report, active investor, amended | 0000921895-25-002751 |
| 2025-10-15 | 06:50 ET | [SCHEDULE 13D/A](/filings/0000902664-25-004410.md) | Ownership report, active investor, amended | 0000902664-25-004410 |
| 2025-10-15 | 06:40 ET | [8-K](/filings/0001104659-25-099512.md) | 1.01 Entry into a material agreement; 2.02 Results of operations; 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-25-099512 |
| 2025-09-08 | 08:02 ET | [8-K](/filings/0001664710-25-000081.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000081 |
| 2025-08-28 | 16:02 ET | [8-K](/filings/0001664710-25-000078.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-25-000078 |
| 2025-08-21 | 16:15 ET | [SCHEDULE 13D/A](/filings/0000902664-25-003804.md) | Ownership report, active investor, amended | 0000902664-25-003804 |
| 2025-08-20 | 09:50 ET | [8-K](/filings/0001664710-25-000073.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000073 |
| 2025-08-06 | 16:18 ET | [8-K](/filings/0001664710-25-000071.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000071 |
| 2025-08-06 | 16:06 ET | [10-Q](/filings/0001664710-25-000070.md) | Quarterly report, period 2025-06-30 | 0001664710-25-000070 |
| 2025-08-06 | 16:03 ET | [8-K](/filings/0001664710-25-000068.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001664710-25-000068 |
| 2025-07-17 | 08:03 ET | [8-K](/filings/0001664710-25-000062.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000062 |
| 2025-07-15 | 16:01 ET | [8-K](/filings/0001664710-25-000059.md) | 5.02 Departure or appointment of officers or directors | 0001664710-25-000059 |
| 2025-06-09 | 06:56 ET | [8-K](/filings/0001664710-25-000057.md) | 5.07 Shareholder vote results; 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000057 |
| 2025-06-06 | 16:02 ET | [8-K](/filings/0001664710-25-000055.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-25-000055 |
| 2025-05-29 | 06:58 ET | [8-K](/filings/0001664710-25-000052.md) | 2.05 Exit or disposal costs; 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000052 |
| 2025-05-12 | 11:29 ET | [SCHEDULE 13D/A](/filings/0000902664-25-002254.md) | Ownership report, active investor, amended | 0000902664-25-002254 |
| 2025-05-12 | 08:01 ET | [8-K](/filings/0001664710-25-000050.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001664710-25-000050 |
| 2025-05-08 | 16:39 ET | [SCHEDULE 13D/A](/filings/0000902664-25-002179.md) | Ownership report, active investor, amended | 0000902664-25-002179 |
| 2025-05-06 | 16:03 ET | [10-Q](/filings/0001664710-25-000046.md) | Quarterly report, period 2025-03-31 | 0001664710-25-000046 |
| 2025-05-06 | 16:02 ET | [8-K](/filings/0001664710-25-000045.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001664710-25-000045 |
| 2025-04-28 | 18:43 ET | [SCHEDULE 13D/A](/filings/0001104659-25-040354.md) | Ownership report, active investor, amended | 0001104659-25-040354 |
| 2025-04-23 | 16:03 ET | [DEF 14A](/filings/0001104659-25-037982.md) | Proxy statement, period 2025-06-04 | 0001104659-25-037982 |
| 2025-04-18 | 17:10 ET | [SCHEDULE 13D/A](/filings/0001999371-25-004429.md) | Ownership report, active investor, amended | 0001999371-25-004429 |
| 2025-04-18 | 17:00 ET | [8-K](/filings/0001664710-25-000038.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001664710-25-000038 |
| 2025-04-11 | 20:32 ET | [SCHEDULE 13D](/filings/0001104659-25-034310.md) | Ownership report, active investor | 0001104659-25-034310 |
| 2025-04-10 | 06:01 ET | [8-K](/filings/0001664710-25-000033.md) | 1.01 Entry into a material agreement; 3.03 Change to security holders’ rights; 5.03 Amendment to articles or bylaws; 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000033 |
| 2025-03-31 | 06:01 ET | [8-K](/filings/0001664710-25-000029.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001664710-25-000029 |

Page 1 of 5. [Older](/companies/kros/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 27, 2026, 16:11 ET. No prices; not investment advice.