# Ironwood Pharmaceuticals Inc: filings

IRWD · Nasdaq · CIK 1446847 · [Healthcare](/sectors/healthcare.md) · fiscal year ends Dec 31

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

## Reports and events: 293 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 (4 755, 8-K 192, SC 13G/A 101, 10-Q 50, 3 45, 144 44, SC 13G 26, DEFA14A 24, S-8 21, 10-K 17, DEF 14A 15, CT ORDER 14, SCHEDULE 13G/A 12, UPLOAD 10, ARS 8, CORRESP 7, 8-K/A 6, D 5, S-3ASR 5, 424B5 4, S-1/A 4, SC TO-T/A 4, 5 3, SC 13D/A 3, SC TO-C 3, 10-K/A 2, 424B2 2, PRE 14A 2, SC 13D 2, SCHEDULE 13G 2, 3/A 1, 424B4 1, 8-A12B 1, 8-A12B/A 1, CERTNAS 1, D/A 1, DEFC14A 1, EFFECT 1, FWP 1, NT 10-K 1, PREC14A 1, PREN14A 1, PRRN14A 1, S-1 1, SCHEDULE 13D/A 1, SC TO-T 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-16 | 11:30 ET | [8-K](/filings/0001104659-26-116423.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001104659-26-116423 |
| 2026-08-06 | 20:07 ET | [10-Q](/filings/0001104659-26-091987.md) | Quarterly report, period 2026-06-30 | 0001104659-26-091987 |
| 2026-08-06 | 11:12 ET | [8-K](/filings/0001104659-26-091625.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-26-091625 |
| 2026-06-18 | 20:14 ET | [8-K](/filings/0001104659-26-075730.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001104659-26-075730 |
| 2026-06-15 | 20:05 ET | [8-K](/filings/0001104659-26-074023.md) | 8.01 Other events | 0001104659-26-074023 |
| 2026-05-21 | 20:05 ET | [8-K/A](/filings/0001104659-26-065140.md) | 5.02 Departure or appointment of officers or directors | 0001104659-26-065140 |
| 2026-05-13 | 12:00 ET | [8-K](/filings/0001104659-26-059814.md) | 5.02 Departure or appointment of officers or directors | 0001104659-26-059814 |
| 2026-05-07 | 20:08 ET | [10-Q](/filings/0001104659-26-057110.md) | Quarterly report, period 2026-03-31 | 0001104659-26-057110 |
| 2026-05-07 | 11:10 ET | [8-K](/filings/0001104659-26-056656.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-26-056656 |
| 2026-04-28 | 20:06 ET | [DEF 14A](/filings/0001104659-26-050325.md) | Proxy statement, period 2026-06-16 | 0001104659-26-050325 |
| 2026-03-19 | 22:35 ET | [SCHEDULE 13D/A](/filings/0000899140-26-000333.md) | Ownership report, active investor, amended | 0000899140-26-000333 |
| 2026-03-11 | 11:05 ET | [8-K](/filings/0001104659-26-026123.md) | 8.01 Other events | 0001104659-26-026123 |
| 2026-02-26 | 21:09 ET | [10-K](/filings/0001104659-26-020489.md) | Annual report, period 2025-12-31 | 0001104659-26-020489 |
| 2026-02-25 | 12:11 ET | [8-K](/filings/0001104659-26-019405.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-26-019405 |
| 2026-01-02 | 12:05 ET | [8-K](/filings/0001104659-26-000057.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-26-000057 |
| 2025-12-23 | 12:06 ET | [8-K](/filings/0001104659-25-123974.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-25-123974 |
| 2025-11-26 | 12:00 ET | [8-K](/filings/0001104659-25-116217.md) | 8.01 Other events | 0001104659-25-116217 |
| 2025-11-10 | 12:12 ET | [8-K](/filings/0001104659-25-108806.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-25-108806 |
| 2025-11-10 | 12:01 ET | [10-Q](/filings/0001104659-25-108795.md) | Quarterly report, period 2025-09-30 | 0001104659-25-108795 |
| 2025-10-10 | 11:05 ET | [8-K](/filings/0001104659-25-098523.md) | 5.02 Departure or appointment of officers or directors | 0001104659-25-098523 |
| 2025-09-03 | 20:05 ET | [8-K](/filings/0001104659-25-087008.md) | 8.01 Other events | 0001104659-25-087008 |
| 2025-08-11 | 20:13 ET | [10-Q](/filings/0001558370-25-011050.md) | Quarterly report, period 2025-06-30 | 0001558370-25-011050 |
| 2025-08-07 | 11:11 ET | [8-K](/filings/0001104659-25-074972.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-25-074972 |
| 2025-07-10 | 20:06 ET | [8-K](/filings/0001104659-25-066986.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001104659-25-066986 |
| 2025-06-12 | 20:17 ET | [8-K](/filings/0001104659-25-058883.md) | 5.07 Shareholder vote results | 0001104659-25-058883 |
| 2025-06-03 | 20:05 ET | [8-K](/filings/0001104659-25-055958.md) | 3.01 Delisting notice | 0001104659-25-055958 |
| 2025-05-12 | 20:36 ET | [10-Q](/filings/0001558370-25-007406.md) | Quarterly report, period 2025-03-31 | 0001558370-25-007406 |
| 2025-05-07 | 11:11 ET | [8-K](/filings/0001104659-25-045310.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-25-045310 |
| 2025-04-28 | 21:27 ET | [DEF 14A](/filings/0001104659-25-040309.md) | Proxy statement, period 2025-06-10 | 0001104659-25-040309 |
| 2025-04-25 | 11:18 ET | [8-K](/filings/0001104659-25-039013.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-25-039013 |
| 2025-04-14 | 11:07 ET | [8-K](/filings/0001104659-25-034381.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-25-034381 |
| 2025-03-31 | 11:07 ET | [10-K](/filings/0001558370-25-004072.md) | Annual report, period 2024-12-31 | 0001558370-25-004072 |
| 2025-03-27 | 20:05 ET | [8-K](/filings/0001104659-25-028766.md) | 3.01 Delisting notice; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104659-25-028766 |
| 2025-02-27 | 12:08 ET | [8-K](/filings/0001104659-25-017774.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-25-017774 |
| 2025-01-29 | 21:10 ET | [8-K](/filings/0001104659-25-007212.md) | 2.05 Exit or disposal costs; 5.02 Departure or appointment of officers or directors | 0001104659-25-007212 |
| 2024-12-05 | 22:00 ET | [8-K](/filings/0001104659-24-125937.md) | 5.02 Departure or appointment of officers or directors | 0001104659-24-125937 |
| 2024-11-12 | 21:05 ET | [8-K](/filings/0001104659-24-116764.md) | 5.02 Departure or appointment of officers or directors | 0001104659-24-116764 |
| 2024-11-07 | 22:22 ET | [10-Q](/filings/0001558370-24-014909.md) | Quarterly report, period 2024-09-30 | 0001558370-24-014909 |
| 2024-11-07 | 12:07 ET | [8-K](/filings/0001104659-24-115052.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-24-115052 |
| 2024-09-30 | 11:00 ET | [8-K](/filings/0001104659-24-103925.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-24-103925 |
| 2024-08-08 | 20:06 ET | [10-Q](/filings/0001558370-24-011590.md) | Quarterly report, period 2024-06-30 | 0001558370-24-011590 |
| 2024-08-08 | 11:07 ET | [8-K](/filings/0001104659-24-086992.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-24-086992 |
| 2024-06-21 | 11:30 ET | [8-K](/filings/0001104659-24-073736.md) | 5.07 Shareholder vote results | 0001104659-24-073736 |
| 2024-06-20 | 20:10 ET | [8-K](/filings/0001104659-24-073391.md) | 5.02 Departure or appointment of officers or directors; 8.01 Other events | 0001104659-24-073391 |
| 2024-05-09 | 20:46 ET | [10-Q](/filings/0001558370-24-007640.md) | Quarterly report, period 2024-03-31 | 0001558370-24-007640 |
| 2024-05-09 | 11:09 ET | [8-K](/filings/0001104659-24-059101.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-24-059101 |
| 2024-04-25 | 20:26 ET | [DEF 14A](/filings/0001104659-24-051992.md) | Proxy statement, period 2024-06-18 | 0001104659-24-051992 |
| 2024-02-16 | 12:01 ET | [10-K](/filings/0001558370-24-001275.md) | Annual report, period 2023-12-31 | 0001558370-24-001275 |
| 2024-02-15 | 12:04 ET | [8-K](/filings/0001104659-24-024345.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-24-024345 |
| 2024-01-08 | 11:05 ET | [8-K](/filings/0001104659-24-001989.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104659-24-001989 |

Page 1 of 6. [Older](/companies/irwd/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:08 ET. No prices; not investment advice.