IRWD - Ironwood Pharmaceuticals Inc. 2021 Q4 - Results - Earnings Call Presentation February, 17 2022 08:08 AM Ironwood Pharmaceuticals Inc. The following slide deck was published by Ironwood Pharmaceuticals, Inc. in conjunction with their 2021 Q4 earnings call. For further details see: Ironwood Pharmaceuticals, Inc. 2021 Q4 - Results - Earnings Call Presentation