 BOSTON--BUSINESS WIRE--Ironwood Pharmaceuticals, Inc. NASDAQ: IRWD today announced it will host its fourth quarter and full year 2020 investor update conference call and webcast at 8:30 a.m. Eastern Time on Wednesday, February 17, 2021. Individuals interested in participating in the call should dial 833 350-1432 U.S. and Canada or 647 689-6932 international using conference ID number and event passcode 4598414. To access the webcast, please visit the Investors section of Ironwoods 