---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-065140"
form_type: "8-K/A"
ticker: "IRWD"
cik: "0001446847"
company_name: "IRONWOOD PHARMACEUTICALS INC"
filed_at: "2026-05-21T20:05:34+00:00"
generated_at: "2026-05-21T22:26:45.178357+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Ironwood appoints Ronald Silver interim CFO; approves $12,250 monthly fee and 25,000 RSUs

## Summary
- Monthly interim assignment fee of $12,250 approved for interim CFO Silver effective May 19, 2026.
- Silver received 25,000 RSUs vesting 50% each anniversary over two years.
- Fee and RSUs remain until permanent CFO appointed or interim assignment ends.
- Silver also serves as SVP, Corporate Controller and Chief Accounting Officer.

## SEC filing metadata
- accession: 0001104659-26-065140
- form_type: 8-K/A
- ticker: IRWD
- cik: 0001446847
- company_name: IRONWOOD PHARMACEUTICALS INC
- filed_at: 2026-05-21T20:05:34+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1446847/000110465926065140/0001104659-26-065140-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1446847/000110465926065140/tm2615121d1_8ka.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-065140
- JSON: https://secwatch.observer/filing/0001104659-26-065140.json
- Plain text: https://secwatch.observer/filing/0001104659-26-065140.txt

## Source-grounded claims
- claim_id: 19234987b9
  claim: Ronald Silver was appointed as interim chief financial officer at IRONWOOD PHARMACEUTICALS INC.
  evidence_excerpt: On May 19, 2026, in connection with Mr. Silver’s new role as the Company’s interim chief financial officer and principal financial officer, the Committee approved a monthly interim assignment fee of $12,250
  evidence_url: https://www.sec.gov/Archives/edgar/data/1446847/000110465926065140/0001104659-26-065140-index.htm

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