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Ironwood Pharmaceuticals - 15 Year Stock Price History | IRWD

Historical daily share price chart and data for Ironwood Pharmaceuticals since 2010 adjusted for splits and dividends. The latest closing stock price for Ironwood Pharmaceuticals as of May 29, 2025 is 0.63.
  • The all-time high Ironwood Pharmaceuticals stock closing price was 17.64 on July 17, 2018.
  • The Ironwood Pharmaceuticals 52-week high stock price is 7.11, which is 1028.6% above the current share price.
  • The Ironwood Pharmaceuticals 52-week low stock price is 0.53, which is 15.9% below the current share price.
  • The average Ironwood Pharmaceuticals stock price for the last 52 weeks is 3.63.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
  
Ironwood Pharmaceuticals Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 1.7573 4.3300 4.5800 0.5663 0.6315 -85.74%
2024 7.1014 12.4100 15.4500 3.3400 4.4300 -61.28%
2023 10.4060 12.2700 12.5600 8.2500 11.4400 -7.67%
2022 11.4795 11.9500 12.8800 9.9000 12.3900 6.26%
2021 11.8168 11.1800 13.9500 9.0400 11.6600 2.37%
2020 10.7107 13.2600 14.0100 8.5800 11.3900 -14.43%
2019 10.7706 8.6883 14.0000 8.2200 13.3100 53.49%
2018 13.6421 12.7813 17.6360 7.7926 8.6715 -30.89%
2017 13.7485 12.4465 16.4139 11.6764 12.5469 -1.96%
2016 10.5978 9.2658 14.0284 6.5287 12.7980 31.92%
2015 10.8996 12.9570 13.9531 8.2279 9.7010 -24.35%
2014 11.2474 10.1698 13.1328 8.1275 12.8231 31.95%
2013 10.8192 9.6592 15.7778 7.7257 9.7178 4.78%
2012 10.6568 9.7094 13.0240 8.7385 9.2742 -7.43%
2011 11.0011 8.7217 13.7271 8.4455 10.0191 15.65%
Sector Industry Market Cap Revenue
Medical Medical - Drug Manufacturing $0.096B $0.351B
Ironwood Pharmaceuticals, Inc. focuses on the development and commercialization of treatments primarily addressing gastrointestinal diseases. Linzess was launched in collaboration with Allergan for patients suffering from irritable bowel syndrome (IBS-C; 290 mcg) with constipation or chronic idiopathic constipation. Ironwood and AbbVie co-develop & co-commercialize Linzess in all other territories world wide. Linzess is marketed by Allergan for IBS-C in Europe and Canada under the brand name Constella. The company receives royalties on sales of Constella in Europe and Canada from AbbVie. In Japan, it has partnered with Astellas Pharma for the development and commercialization of Linzess and with AstraZeneca in China, Hong Kong & Macau. Linzess received approval for IBS-C indication in Japan for chronic constipation and in China for IBS-C. The company completed the spin-off of its soluble guanylate cyclase segment into a separate, publicly traded company, Cyclerion Therapeutics.
Stock Name Country Market Cap PE Ratio
Chugai Pharmaceutical (CHGCY) Japan $85.007B 31.89
Zoetis (ZTS) United States $73.637B 27.48
Daiichi Sankyo, - (DSNKY) Japan $51.945B 26.43
Takeda Pharmaceutical (TAK) Japan $46.424B 9.23
Sandoz Group AG (SDZNY) Switzerland $21.498B 0.00
Summit Therapeutics (SMMT) United States $19.339B 0.00
Merck (MKKGY) Germany $16.886B 12.37
United Therapeutics (UTHR) United States $14.237B 12.60
Shionogi (SGIOY) Japan $13.900B 13.93
Neurocrine Biosciences (NBIX) United States $12.176B 41.71
IPSEN (IPSEY) France $9.821B 0.00
Orion OYJ (ORINY) Finland $9.318B 25.20
Corcept Therapeutics (CORT) United States $8.234B 66.94
Stevanato Group S.p.A (STVN) Italy $7.023B 42.94
Hikma Pharmaceuticals Plc (HKMPF) United Kingdom $6.153B 0.00
Madrigal Pharmaceuticals (MDGL) United States $6.014B 0.00
Grifols, S.A (GRFS) Spain $5.624B 0.00
Ionis Pharmaceuticals (IONS) United States $5.162B 0.00
Ono Pharmaceutical (OPHLF) Japan $4.875B 14.83
Soleno Therapeutics (SLNO) United States $3.818B 0.00
Catalyst Pharmaceuticals (CPRX) United States $2.993B 10.49
Crinetics Pharmaceuticals (CRNX) United States $2.800B 0.00
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AMNEAL PHARMACEUTICALS, INC (AMRX) United States $2.260B 12.22
BioCryst Pharmaceuticals (BCRX) United States $2.210B 0.00
NewAmsterdam Pharma (NAMS) Netherlands $1.943B 0.00
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