Ironwood dismisses EY as auditor; appoints KPMG; prior adverse ICFR opinion cited

IRONWOOD PHARMACEUTICALS INC

Dismissed Ernst & Young as independent auditor on July 3, 2025; no disagreements during fiscal 2023 and 2024.
EY's report on internal controls for fiscal 2024 contained adverse opinion due to material weaknesses in entity-level and ITGC controls.
Material weaknesses also impacted financial close process and expenditure controls; no restatement required.
Audit Committee appointed KPMG as new independent auditor effective immediately for FY 2025.
EY agreed with disclosures; furnished letter to SEC dated July 10, 2025.

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