---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-028766"
form_type: "8-K"
ticker: "IRWD"
cik: "0001446847"
company_name: "IRONWOOD PHARMACEUTICALS INC"
filed_at: "2025-03-27T23:59:59+00:00"
generated_at: "2026-05-24T03:49:40.669114+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Ironwood receives Nasdaq notice for late 10-K filing; 60 days to submit compliance plan

## Summary
- Nasdaq notified Ironwood on March 21, 2025 of non-compliance due to delayed 2024 Form 10-K filing.
- Company has until May 20, 2025 to submit a plan; if accepted, extension to September 1, 2025.
- No immediate effect on listing; Ironwood expects to file 2024 Form 10-K as soon as practicable.
- Press release issued March 27, 2025; standard Nasdaq procedure for late filings.

## SEC filing metadata
- accession: 0001104659-25-028766
- form_type: 8-K
- ticker: IRWD
- cik: 0001446847
- company_name: IRONWOOD PHARMACEUTICALS INC
- filed_at: 2025-03-27T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 3.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1446847/000110465925028766/0001104659-25-028766-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1446847/000110465925028766/tm2510551d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-028766
- JSON: https://secwatch.observer/filing/0001104659-25-028766.json
- Plain text: https://secwatch.observer/filing/0001104659-25-028766.txt

## Key facts
- Listing & Compliance Notices
  IRONWOOD PHARMACEUTICALS INC received a nasdaq noncompliance notice notice regarding late filing (rules 5250(c)(1)).
  - Exchange: nasdaq
  - Notice: noncompliance notice
  - Deficiency: late filing
  - Rules: 5250(c)(1)
  source text: daq Stock Market LLC (“Nasdaq”) indicating that, as a result of the Company’s delay in filing its Annual Report on Form 10-K for the year ended December 31, 2024 (the “2024 Form 10-K”) with the Securities and Exchange Commission (the “SEC”), the Company is not in compliance with Nasdaq Listing Rule 5250(c)(1) (the “Rule”), which requires Nasdaq-listed companies to timely file all required periodic financial reports with the SEC. The Notice states that the Company has 60 calendar days from the date of the Notice, or until May 20, 2025, to submit a plan to regain compliance with the Rule. If Nas
  evidence_url: https://www.sec.gov/Archives/edgar/data/1446847/000110465925028766/0001104659-25-028766-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.