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NASDAQ: IRWD
Ironwood Pharmaceuticals Inc Stock Ownership - Who owns Ironwood Pharmaceuticals?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Ironwood Pharmaceuticals Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Gregory S. MartiniChief Financial Officer2025-08-111,265$0.84
$1.06kSell
Tammi L. GaskinsChief Commercial Officer2025-08-111,316$0.84
$1.11kSell
Ronald SilverPrincipal Accounting Officer2025-08-112,846$0.84
$2.39kSell
Minardo JohnChief Legal Officer2025-08-117,754$0.84
$6.51kSell
Thomas A. McCourtChief Executive Officer2025-05-1613,353$0.58
$7.74kSell
Tammi L. GaskinsChief Commercial Officer2025-05-162,563$0.58
$1.49kSell
Gregory S. MartiniChief Financial Officer2025-02-1012,052$1.76
$21.21kSell
Minardo JohnChief Legal Officer2025-02-1038,938$1.76
$68.53kSell
Thomas A. McCourtChief Executive Officer2025-02-10139,064$1.76
$244.75kSell
Michael ShetzlineSVP CMO Head-ResDrug2025-02-1041,269$1.76
$72.63kSell

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Net Insider Buy/Sell (L12M) Ownership

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IRWD Shareholders

What type of owners hold Ironwood Pharmaceuticals Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vanguard Group Inc9.97%16,202,129$26.41MInstitution
Alexander J. Denner9.95%16,167,115$26.35MInsider
Armistice Capital LLC9.94%16,150,000$26.32MInstitution
Sarissa Capital Management LP9.80%15,919,435$25.95MInstitution
Blackrock Inc7.40%12,022,998$19.60MInstitution
Bryan E. Roberts6.65%10,800,857$17.61MInsider
Fmr LLC5.64%9,153,685$14.92MInsider
Associates Venrock5.38%8,733,763$14.24MInsider
Renaissance Technologies LLC5.18%8,406,169$13.70MInstitution
Ridgeback Capital Investments LP4.21%6,842,839$11.15MInsider

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IRWD vs Pharmaceutical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
IRWD69.29%30.71%Net SellingNet Selling
BIOA57.79%24.78%
LFCR48.98%51.02%Net SellingNet Selling
CGC9.24%58.23%Net SellingNet Selling
ACB10.29%0.00%
View Top Pharmaceutical Stocks

Ironwood Pharmaceuticals Stock Ownership FAQ

Who owns Ironwood Pharmaceuticals?

Ironwood Pharmaceuticals (NASDAQ: IRWD) is owned by 90.17% institutional shareholders, 39.96% Ironwood Pharmaceuticals insiders, and 0.00% retail investors. Alexander J. Denner is the largest individual Ironwood Pharmaceuticals shareholder, owning 16.17M shares representing 9.95% of the company. Alexander J. Denner's Ironwood Pharmaceuticals shares are currently valued at $26.84M.

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