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Ironwood Pharmaceuticals

201 hedge funds and large institutions have $229M invested in Ironwood Pharmaceuticals in 2025 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 73 increasing their positions, 63 reducing their positions, and 51 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

10% less funds holding

Funds holding: 223201 (-22)

39% less first-time investments, than exits

New positions opened: 31 | Existing positions closed: 51

69% less capital invested

Capital invested by funds: $727M → $229M (-$499M)

Holders
201
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$16.5M
Puts
$10K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
AIP
151
Ameritas Investment Partners
Nebraska
$20.2K
Canada Life
152
Canada Life
Manitoba, Canada
$20K
FC
153
Farringdon Capital
United Kingdom
$19.8K
FCM
154
Farallon Capital Management
California
$19.1K
State of Wisconsin Investment Board
155
State of Wisconsin Investment Board
Wisconsin
$18.5K
DT
156
Diversified Trust
Tennessee
$18.5K
Prudential Financial
157
Prudential Financial
New Jersey
$17.3K
X
158
Xponance
Pennsylvania
$16.9K
US Bancorp
159
US Bancorp
Minnesota
$16.8K
FAFN
160
First Affirmative Financial Network
Colorado
$16.3K
Neuberger Berman Group
161
Neuberger Berman Group
New York
$16.1K
Mackenzie Financial
162
Mackenzie Financial
Ontario, Canada
$15.4K
FPAS
163
Focus Partners Advisor Solutions
Missouri
$15.2K
RS
164
R Squared
Hong Kong
$14.7K
TRCT
165
Tower Research Capital (TRC)
New York
$11.4K
BIG
166
Brooklyn Investment Group
New York
$9.85K
Ohio Public Employees Retirement System (OPERS)
167
Ohio Public Employees Retirement System (OPERS)
Ohio
$8.41K
Mirae Asset Global Investments
168
Mirae Asset Global Investments
South Korea
$7.75K
AB
169
Amalgamated Bank
New York
$7K
GFM
170
GF Fund Management
China
$5.84K
SAM
171
Smartleaf Asset Management
Massachusetts
$3.74K
Nisa Investment Advisors
172
Nisa Investment Advisors
Missouri
$3.55K
Simplex Trading
173
Simplex Trading
Illinois
$3K
SCM
174
Sterling Capital Management
North Carolina
$2.54K
AF
175
Advisornet Financial
Minnesota
$2.31K