Ironwood Pharmaceuticals Ownership | Who Owns Ironwood Pharmaceuticals?


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Ironwood Pharmaceuticals Ownership Summary


Ironwood Pharmaceuticals is owned by 108.74% institutional investors, 1.69% insiders. Blackrock is the largest institutional shareholder, holding 14.51% of IRWD shares. Pacer US Small Cap Cash Cows 100 ETF is the top mutual fund, with 6.92% of its assets in Ironwood Pharmaceuticals shares.

IRWD Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockIronwood Pharmaceuticals108.74%1.69%-10.42%
SectorHealthcare Stocks 46.98%7.90%45.12%
IndustrySpecialty & Generic Drug Manufacturers Stocks34.80%9.10%56.10%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock22.88M14.51%$149.16M
Vanguard group21.56M13.67%$140.59M
Sarissa capital management lp16.39M10.39%$106.86M
State street9.24M5.86%$60.26M
Pacer advisors8.91M5.65%$58.08M
Renaissance8.57M5.44%$55.89M
Armistice capital7.80M4.95%$50.86M
Lsv asset management6.07M3.85%$39.59M
Morgan stanley4.86M3.08%$31.69M
Braidwell lp4.44M2.81%$28.94M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Sarissa capital management lp16.39M18.04%$106.86M
Saturn v capital management1.11M2.74%$7.26M
Knott david m jr370.00K0.96%$2.41M
Braidwell lp4.44M0.91%$28.94M
Kynam capital management, lp1.64M0.83%$10.71M
Parkman healthcare partners876.27K0.77%$5.71M
Armistice capital7.80M0.64%$50.86M
Hodges capital management1.04M0.45%$6.79M
Stonepine capital management48.01K0.29%$313.04K
Redwood investment management475.78K0.25%$2.86M

Top Buyers

HolderShares% AssetsChange
Armistice capital7.80M0.64%2.40M
Morgan stanley4.86M0.00%2.18M
Vanguard group21.56M0.00%2.04M
Pacer advisors8.91M0.13%1.70M
Renaissance8.57M0.09%1.47M

Top Sellers

HolderShares% AssetsChange
State street9.24M0.00%-4.67M
Brown capital management---2.58M
Glenmede trust co na---1.40M
Nuveen asset management459.44K0.00%-1.38M
Blackrock22.88M0.00%-1.28M

New Positions

HolderShares% AssetsChangeValue
Norges bank1.39M0.00%1.39M$9.08M
Omers administration333.21K0.02%333.21K$2.17M
Capital fund management305.62K0.01%305.62K$1.99M
Mirae asset global etfs84.43K0.00%84.43K$545.86K
Corebridge financial82.00K0.00%82.00K$534.63K

Sold Out

HolderChange
Sjs investment consulting-5.00
Jfs wealth advisors-10.00
Dinuzzo private wealth-15.00
Global retirement partners-16.00
Nelson, van denburg & campbell wealth management group-26.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 2024231-19.23%171,479,228-0.14%1080.92%115-22.30%79-3.66%
Mar 31, 20242868.75%171,721,7004.08%1080.97%14821.31%82-10.87%
Dec 31, 20232633.54%164,991,5492.21%1060.99%1227.96%92-9.80%
Sep 30, 20232540.40%161,425,742-2.81%1030.91%113-22.07%10234.21%
Jun 30, 2023253-1.94%166,097,6470.06%1060.93%1456.62%76-3.80%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Pacer US Small Cap Cash Cows 100 ETF11.05M6.92%-2.85K
iShares Core S&P Small-Cap ETF9.00M5.62%9.43K
SPDR® S&P Biotech ETF4.37M2.74%48.41K
Vanguard Total Stock Mkt Idx Inv4.18M2.62%-
iShares Russell 2000 ETF3.62M2.26%-8.15K
Vanguard Small Cap Index3.40M2.13%-9.99K
Vanguard Strategic Equity Inv2.31M1.44%161.27K
Vanguard Explorer Inv2.23M1.40%156.63K
Vanguard Institutional Extnd Mkt Idx Tr2.19M1.37%32.74K
Vanguard Small Cap Growth Index Inv1.87M1.17%-28.19K

Recent Insider Transactions


DateNameRoleActivityValue
Aug 12, 2024John Minardo Chief Legal OfficerSell$42.32K
Aug 12, 2024Silver Ronald Principal Accounting OfficerSell$13.27K
Jun 10, 2024McHugh Julie-Sell$143.20K
Jun 07, 2024Moukheibir Catherine-Sell$235.14K
Jun 06, 2024Moukheibir Catherine-Sell$282.55K

Insider Transactions Trends


DateBuySell
2024 Q3-2
2024 Q2-7
2024 Q125
2023 Q4-2
2023 Q312

IRWD Ownership FAQ


Who Owns Ironwood Pharmaceuticals?

Ironwood Pharmaceuticals shareholders are primarily institutional investors at 108.74%, followed by 1.69% insiders and -10.43% retail investors. The average institutional ownership in Ironwood Pharmaceuticals's industry, Specialty & Generic Drug Manufacturers Stocks, is 34.80%, which Ironwood Pharmaceuticals exceeds.

Who owns the most shares of Ironwood Pharmaceuticals?

Ironwood Pharmaceuticals’s largest shareholders are Blackrock (22.88M shares, 14.51%), Vanguard group (21.56M shares, 13.67%), and Sarissa capital management lp (16.39M shares, 10.39%). Together, they hold 38.57% of Ironwood Pharmaceuticals’s total shares outstanding.

Does Blackrock own Ironwood Pharmaceuticals?

Yes, BlackRock owns 14.51% of Ironwood Pharmaceuticals, totaling 22.88M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 149.16M$. In the last quarter, BlackRock decreased its holdings by -1.281M shares, a -5.30% change.

Who is Ironwood Pharmaceuticals’s biggest shareholder by percentage of total assets invested?

Sarissa capital management lp is Ironwood Pharmaceuticals’s biggest shareholder by percentage of total assets invested, with 18.04% of its assets in 16.39M Ironwood Pharmaceuticals shares, valued at 106.86M$.

Who is the top mutual fund holder of Ironwood Pharmaceuticals shares?

Pacer US Small Cap Cash Cows 100 ETF is the top mutual fund holder of Ironwood Pharmaceuticals shares, with 6.92% of its total shares outstanding invested in 11.05M Ironwood Pharmaceuticals shares.

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