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Ironwood Pharmaceuticals, Inc. IRWD

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4.03 USD +0.26 (+6.90%)

At closeNov 5, 2026, 6:55 PM EST

3.99 -0.04 -0.99%

After hours · Nov 5, 6:55 PM ET

3.84 Day range 4.41
1.88 52-week range 5.78
YTD
+19.58%
1 year
+95.63%

Ownership

Held by insiders 1.68%
Held by institutions 105.29%
Float held by institutions 107.08%
Institutions 318

Top institutional holders

Top institutional holders
Holder% heldSharesValueReported
Blackrock Inc.14.32%22,919,857105.20MSep 29, 2024
Vanguard Group Inc13.77%22,038,097101.15MSep 29, 2024
Sarissa Capital Management, LP10.24%16,390,00075.23MSep 29, 2024
Pacer Advisors, Inc.7.05%11,279,82251.77MSep 29, 2024
State Street Corporation6.20%9,919,86545.53MSep 29, 2024
Renaissance Technologies, LLC5.37%8,597,19839.46MSep 29, 2024

Top mutual fund holders

Top mutual fund holders
Holder% heldSharesValueReported
iShares Core S&P Smallcap ETF5.62%8,996,63841.29MOct 30, 2024
Pacer Small Cap U.S. Cash Cows 100 ETF5.51%8,824,65140.51MJul 30, 2024
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF2.85%4,559,43920.93MSep 29, 2024
Vanguard Total Stock Market Index Fund2.62%4,184,91519.21MSep 29, 2024
iShares Russell 2000 ETF2.26%3,624,11816.63MOct 30, 2024
Vanguard Small-Cap Index Fund2.13%3,403,64215.62MSep 29, 2024
IRWD insiders
InsiderRelationLatest transactionDateShares held
CURRIE MARK GDirectorStock Award(Grant)Jun 17, 2024568,419
DAVIS ANDREW RYANOfficerSaleNov 17, 2024284,685
DENNER ALEXANDER JDirector and Beneficial Owner of more than 10% of a Class of SecurityStock Award(Grant)Dec 15, 202416,546,400
DREYFUS ANDREWDirectorStock Award(Grant)Jun 17, 2024188,230
DUANE JON RDirectorStock Award(Grant)Jun 17, 2024145,339
EMANY SRAVAN KUMARChief Operating OfficerSaleNov 17, 2024309,572