Ironwood Pharma

Cambridge, United States Founded: 1998 • Age: 28 yrs Listed
Therapeutics for gastrointestinal disorders, including linaclotide, are developed.

About Ironwood Pharma

Ironwood Pharma is a publicly listed company based in Cambridge (United States) founded in 1998. Therapeutics for gastrointestinal disorders, including linaclotide, are developed. Ironwood Pharma has raised $206.25 million across 8 funding rounds from investors including Morgan Stanley, Ridgeback Capital Management and Invus. The company has 253 employees. Ironwood Pharma has completed 1 acquisition, including VectivBio. Its chief executive, as recorded, is Thomas Mccourt. Its website ironwoodpharma.com draws about 21 thousand monthly visits. Ironwood Pharma offers products and services including LINZESS. Its focus areas include Life Sciences, Gastroenterology, Drugs and Diversified. Its competitors include Alcresta, Seed and Ardelyx; 3 of its 3 listed competitors have raised funding.

Company details

Ironwood Pharma was founded in 1998 in Cambridge, United States, within the pharmaceutical sector. Focus is placed on developing treatments for gastrointestinal conditions. Linaclotide, the lead product, acts as a guanylate cyclase-C agonist and is approved for irritable bowel syndrome with constipation as well as chronic idiopathic constipation. Provisions for pediatric gastrointestinal diseases are also included in the portfolio.

  • Headquarters Cambridge, United States
  • Employees 253
  • Stage Public
  • Sectors
    Healthcare
  • Website category Health · Biotechnology and Pharmaceuticals
  • Website ironwoodpharma.com
  • Social LinkedIn X
  • Legal Name Ironwood Pharmaceuticals, Inc.
Key Metrics
  • Annual Revenue
    $296.15 M (USD)
    -15.72
    as on Dec 31, 2025
  • Net Profit
    $24.02 M (USD)
    2629.2
    as on Dec 31, 2025
  • EBITDA
    $120.64 M (USD)
    23.44
    as on Dec 31, 2025
  • Total Equity Funding
    $206.25M (USD)

    in 8 rounds

  • Latest Funding Round
    $341M (USD), Post-IPO

    Aug 2019

  • Investors
  • Employee Count
    253
  • Investments & Acquisitions

Products & Services of Ironwood Pharma

Ironwood Pharma offers a comprehensive portfolio of products and services, including LINZESS.

LINZESS
GI Treatment Drug

Medication for treating gastrointestinal diseases and symptoms.

Funding Insights of Ironwood Pharma

Ironwood Pharma has successfully raised a total of $206.25M across 8 strategic funding rounds. The most recent funding activity was a Post-IPO round of $341 million completed in August 2019. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.

  • Total Funding $206.25M
  • Total Rounds 8
  • Last Round Post-IPO β€” $341M
  • First Round $26M

    (Apr 2002)

  • Investors Count 9

All 8 funding rounds of Ironwood Pharma with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.

DateAmountTransaction NameValuationLead InvestorsInvestors
Aug 2019$341MPost-IPO––
–
Nov 2009$15MSeries F––
–
Sep 2009$25MSeries F––
–
Aug 2009$249,996Series F––
–
Oct 2008$50MSeries F––
Jun 2007$50MSeries E––
–
May 2004$40MSeries D––
Apr 2002$26MSeries C––
Valuation history

9 investors in total: 9 institutional.

Investors in Ironwood Pharma

Ironwood Pharma has secured backing from 9 investors, including institutional and venture fund investors. Prominent investors backing the company include Morgan Stanley, Ridgeback Capital Management and Invus.

All
Venture Fund
Institutional
InvestorDescriptionFounded YearDomainLocation
Long-term private equity investments in transformational opportunities are pursued.
invus.comNew York, United States
Government-backed investments are directed toward healthcare, fintech, and various sectors.
edbi.comSingapore, Singapore
Venture capital firm focused on tech sectors
venrock.comPalo Alto, United States
US focused venture capital firm
polarispartners.comBoston, United States
US Life-Sciences sectors are targeted for investment by Aberdare Ventures.
aberdare.comSan Francisco, United States
Investments in life sciences, technology, healthtech, and crypto sectors from global locations.
fprimecapital.com
Wealth management, investment advisory, and financial services are provided.
1935morganstanley.comNew York, United States
Ridgeback Capital Management is engaged in personal financial planning and investment management.
2011ridgebackcm.comBellaire, United States
Provides investment strategies for growth and environmental sectors.
1976essexinvest.comBoston, United States
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People of Ironwood Pharma

39 people are tracked at Ironwood Pharma (19 in leadership, 8 in board & advisors, 12 in team); the tracked headcount is 253.

NameRoleGroup
Thomas Mccourt
CEOLeadership
Maria Mahmoud
Vice President Of SalesLeadership
Jana Noeldeke
Basel Site Head & Apraglutide Lifecycle LeaderLeadership
Amy Gates
Director, Medical WritingLeadership
Daniel Griffin
Head Of Talent Acquisition & Total RewardsLeadership
John Minardo
SVP & Chief Legal OfficerLeadership
Maziar Assadi Gehr
Senior Medical DirectorLeadership
Ron Silver
Senior Vice President, Corporate Controller & Chief Accounting OfficerLeadership
Ashleigh Arthur
Associate Director, AccountingLeadership
Greg Martini
Senior Vice President, Chief Financial OfficerLeadership
Susanna Y. Huh
Vice President And Head Of Clinical DevelopmentLeadership
Lara Lane
Director Of Clinical OperationsLeadership
Jennifer Benson
Senior Director Clinical Outsourcing, Clinical OperationsLeadership
Jeff Ruberti
Chief Strategy OfficerLeadership
Thomas Wright
Vice President Manufacturing And Technical OperationsLeadership
Patrick McKenna
Director, Packaging OperationsLeadership
Alex Hicks
Sr. Director, FinanceLeadership
Mai Elhennawy
Director, Clinical ScientistLeadership
Michael Shetzline
Chief Medical Officer, SVP & Head of Drug DevelopmentLeadership
Marla Kessler
DirectorBoard & advisors

19 more people are available in the full profile.

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IPO & Listings of Ironwood Pharma

Ironwood Pharma is a publicly listed company on the NASDAQ with ticker symbol IRWD in USA, operating in the Health technology sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.

  • IPO date03 Feb 2010
  • Listed onNASDAQ: IRWD
  • Listed entityIronwood Pharmaceuticals, Inc.
  • Exchange sectorHealth technology
  • ISINUS46333X1081
  • Share price$3.59 (-4.52% on the day) · 2026-10-13
  • Market capitalisation$593.2M
  • Price to earnings4.7
  • EPS (diluted, trailing year)$0.77
  • Volume (last session)2,106,375

Financials of Ironwood Pharma

Exchange-reported annual figures
YearRevenueNet incomeEBITDA
2025$296.1M$24.0M$120.6M
2024$351.4M$880,000$97.7M
2023$442.7M-$1.00B$210.6M
2022$410.6M$175.1M$251.8M
2021$413.8M$528.5M$233.7M
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Detailed financial statements for Ironwood Pharma

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Investments & Acquisitions by Ironwood Pharma

Ironwood Pharma has strategically engaged in corporate development activities, having acquired 1 company. Notable acquisitions include VectivBio.

Acquisitions
Company NameDescriptionDomainLocationFoundedAcquiredAmount
Transformative therapeutics for rare diseases are developed.
vectivbio.comBasel, Switzerland2019May 2023$1B
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Timeline of Ironwood Pharma

5 dated milestones of Ironwood Pharma across 25 years, from founding to its latest funding, stage changes and deals.

  1. Founded Ironwood Pharma is founded.
  2. Funding First funding round of $26.0M.
  3. IPO Lists on the stock exchange (IPO).
  4. Funding Latest funding round, Post-IPO, of $341.0M.
  5. Acquisition Acquires VectivBio.

Competitors of Ironwood Pharma

Ironwood Pharma has 3 listed competitors in our database, 3 of them funded. They include Alcresta, Seed and Ardelyx.

Company NameDomainFoundedHQ LocationTotal fundingEmployeesDescription
alcresta.com2011Newton, United States$95.89M52
Enzyme-based products for gastrointestinal disorders are developed using immobilization technology.
seed.com2016Los Angeles, United States$40.62M
Synbiotics are developed for simulating the gut microbiome.
ardelyx.com2007Fremont, United States$61.1M37
Therapeutics for gastrointestinal, cardio-renal, and metabolic diseases are developed.
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Web traffic of Ironwood Pharma

The website of Ironwood Pharma (ironwoodpharma.com) receives about 20.5K visits a month and ranks #2,523,580 among all websites worldwide, #3,466 in Biotechnology and Pharmaceuticals.

  • Monthly visits
    20.5K

    ▲ 133.1% vs previous month

  • Unique visitors
    3.9K

    per month

  • Global rank
    #2,523,580

    among all websites

  • Category rank
    #3,466

    Health · Biotechnology and Pharmaceuticals

Similar websites

Websites whose visitors overlap most with Ironwood Pharma. Affinity shows how closely the audiences match.

WebsiteDomainAudience affinityMonthly visitsGlobal rankProfile
progenics.com
100%
View details
ir.achillion.com
ir.achillion.com
99%
–
sagentpharma.com
99%
16.1K#1,111,836View details
investor.anthera.com
investor.anthera.com
98%
–
allos.com
98%
View details
β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’.comβ€’β€’%β€’.β€’M#‒‒‒‒‒–
β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’.comβ€’β€’%β€’.β€’M#‒‒‒‒‒–
β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’β€’.comβ€’β€’%β€’.β€’M#‒‒‒‒‒–
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Top companies in Gastroenterology

3 companies that operate in the same segment as Ironwood Pharma (Gastroenterology) in United States, ranked by their profile score on The Company Check.

CompanyDescriptionFoundedLocationTotal fundingRevenueEmployees
Sacral neuromodulation devices are developed for urinary and bowel control.
2013Irvine, California, United StatesUSD 143.47 M
Provider of a deep learning platform for detecting circulating cancer-related markers
2014United StatesUSD 1.35 B411
Non-invasive biomarker tests for colorectal cancer are developed.
2015St. Louis, Missouri, United StatesUSD 218.95 M
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Related news about Ironwood Pharma

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Frequently Asked Questions about Ironwood Pharma

Ironwood Pharma was founded in 1998 and raised its 1st funding round 4 years after it was founded.

Ironwood Pharma is headquartered in Cambridge, United States. It is registered at Cambridge, Massachusetts, United States.

Thomas Mccourt is the CEO of Ironwood Pharma, as recorded in our data.

Ironwood Pharma is a funded company, having raised a total of $206.25M across 8 funding rounds to date. The company's 1st funding round was a Series C of $26M, raised on Apr 2002.

Ironwood Pharma has 253 employees.

Annual revenue of Ironwood Pharma is $296.15M as on Dec 31, 2025.

Ironwood Pharma was founded in 1998 in Cambridge, United States, within the pharmaceutical sector. Focus is placed on developing treatments for gastrointestinal conditions. Linaclotide, the lead product, acts as a guanylate cyclase-C agonist and is approved for irritable bowel syndrome with constipation as well as chronic idiopathic constipation. Provisions for pediatric gastrointestinal diseases are also included in the portfolio.

Ironwood Pharma's top competitors include Ardelyx, Seed and Alcresta.

Ironwood Pharma offers LINZESS.

Yes, Ironwood Pharma is publicly traded on NASDAQ under the ticker symbol IRWD.

Ironwood Pharma has made 1 acquisition, including VectivBio.

Ironwood Pharma has 9 investors. Key investors include Morgan Stanley, Ridgeback Capital Management, Invus, EDBI, and Venrock.

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