Institutional Ownership Ironwood Pharmaceuticals Inc (IRWD)
This table provides information about the institutional ownership of Ironwood Pharmaceuticals Inc (IRWD). We have compiled data on the 222 institutions that hold shares in the stock, with a total of 166 Million shares, which have been reported (via 13F filing form) to have a value of $94.7 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
22,877,015
shares
|
$13 Million
0.0% of portfolio
|
Q2 2024
Reduced 5.3%
|
|
|
Sarissa Capital Management LP
Greenwich, CT |
May 15, 2025 Q1 2025 |
16,390,000
shares
|
$9.34 Million
6.58% of portfolio
|
Q1 2021
Added 16.74%
|
|
|
Vanguard Group Inc
Valley Forge, PA |
May 09, 2025 Q1 2025 |
15,696,161
shares
|
$8.95 Million
0.0% of portfolio
|
Q1 2025
Reduced 19.67%
|
|
|
Armistice Capital, LLC
New York, NY |
May 15, 2025 Q1 2025 |
13,700,000
shares
|
$7.81 Million
0.31% of portfolio
|
Q1 2025
Added 44.7%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
May 14, 2025 Q1 2025 |
9,940,492
shares
|
$5.67 Million
0.02% of portfolio
|
Q1 2025
Added 9.64%
|
|
|
Braidwell LP
Stamford, CT |
May 15, 2025 Q1 2025 |
6,622,584
shares
|
$3.77 Million
0.6% of portfolio
|
Q1 2025
Added 21.73%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
May 15, 2025 Q1 2025 |
6,359,682
shares
|
$3.63 Million
0.01% of portfolio
|
Q1 2025
Added 191.67%
|
|
|
Kynam Capital Management, LP
Princeton, NJ |
May 15, 2025 Q1 2025 |
5,822,938
shares
|
$3.32 Million
0.72% of portfolio
|
Q1 2025
Added 24.27%
|
|
|
Lsv Asset Management
Chicago, IL |
May 08, 2025 Q1 2025 |
3,997,801
shares
|
$2.28 Million
0.01% of portfolio
|
Q1 2025
Reduced 2.05%
|
|
|
Jane Street Group, LLC
New York, NY |
May 19, 2025 Q1 2025 |
3,510,117
shares
|
$2 Million
0.0% of portfolio
|
Q1 2025
Added 740.46%
|
|
|
State Street Corp
Boston, MA |
May 15, 2025 Q1 2025 |
3,498,289
shares
|
$1.99 Million
0.0% of portfolio
|
Q1 2025
Reduced 58.0%
|
|
|
Geode Capital Management, LLC
Boston, MA |
May 13, 2025 Q1 2025 |
3,418,089
shares
|
$1.95 Million
0.0% of portfolio
|
Q1 2025
Added 3.37%
|
|
|
Qube Research & Technologies LTD
London, X0 |
May 15, 2025 Q1 2025 |
3,307,059
shares
|
$1.89 Million
0.01% of portfolio
|
Q1 2025
Added 1183.15%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
May 09, 2025 Q1 2025 |
2,647,015
shares
|
$1.51 Million
0.0% of portfolio
|
Q1 2025
Added 33.47%
|
|
|
Acadian Asset Management LLC
Boston, MA |
May 21, 2025 Q1 2025 |
2,645,189
shares
|
$1.51 Million
0.01% of portfolio
|
Q1 2025
Added 160.75%
|
|
|
Aqr Capital Management LLC
Greenwich, CT |
May 15, 2025 Q1 2025 |
2,523,875
shares
|
$1.44 Million
0.0% of portfolio
|
Q1 2025
Added 535.76%
|
|
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
May 15, 2025 Q1 2025 |
1,884,600
shares
|
$1.07 Million
0.01% of portfolio
|
Q1 2025
Added 52.72%
|
|
|
Morgan Stanley
New York, NY |
May 15, 2025 Q1 2025 |
1,863,221
shares
|
$1.06 Million
0.0% of portfolio
|
Q1 2025
Reduced 53.71%
|
|
|
Pacer Advisors, Inc.
Malvern, PA |
May 06, 2025 Q1 2025 |
1,789,098
shares
|
$1.02 Million
0.01% of portfolio
|
Q1 2025
Reduced 84.75%
|
|
|
Jpmorgan Chase & CO
New York, NY |
May 12, 2025 Q1 2025 |
1,702,633
shares
|
$970,500
0.0% of portfolio
|
Q1 2025
Added 58.46%
|
|
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
May 15, 2025 Q1 2025 |
1,580,320
shares
|
$900,782
0.01% of portfolio
|
Q1 2025
Reduced 56.38%
|
|
|
Goldman Sachs Group Inc
New York, NY |
May 16, 2025 Q1 2025 |
1,575,416
shares
|
$897,987
0.0% of portfolio
|
Q1 2025
Added 72.13%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
May 09, 2025 Q1 2025 |
1,554,154
shares
|
$885,867
0.0% of portfolio
|
Q1 2025
Reduced 0.85%
|
|
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
May 15, 2025 Q1 2025 |
1,532,565
shares
|
$873,562
0.01% of portfolio
|
Q1 2025
Added 33.15%
|
|
|
Connor, Clark & Lunn Investment Management Ltd.
|
May 12, 2025 Q1 2025 |
1,488,044
shares
|
$848,185
0.01% of portfolio
|
Q1 2025
Added 335.8%
|