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Ironwood Pharmaceuticals
IRWD

Overview Fund Activity

209 hedge funds and large institutions have $1.91B invested in Ironwood Pharmaceuticals in 2021 Q1 according to their latest regulatory filings, with 39 funds opening new positions, 75 increasing their positions, 65 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
209
Holders Change
+10
Holders Change %
+5.03%
% of All Funds
3.68%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
39
Increased
75
Reduced
65
Closed
28
Calls
$6.42M
Puts
$5.69M
Net Calls
+$723K
Net Calls Change
-$8.67M

Top Buyers

1
SCM
1
Sarissa Capital Management
Connecticut
$183M
2
Renaissance Technologies
2
Renaissance Technologies
New York
$35.1M
3
GLA
3
Great Lakes Advisors
Illinois
$10.9M
4
LSV Asset Management
4
LSV Asset Management
Illinois
$10.9M
5
HM
5
HealthCor Management
New York
$8.23M

Top Sellers

1
Westfield Capital Management
1
Westfield Capital Management
Massachusetts
$60.2M
2
Capital World Investors
2
Capital World Investors
California
$0
3
Man Group
3
Man Group
United Kingdom
$2.08M
4
AI
4
Atom Investors
Texas
$0
5
PCM
5
Peregrine Capital Management
Minnesota
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
BCA
201
Berman Capital Advisors
Georgia
$1K – – –
PCG
202
Private Capital Group
Connecticut
$1K – – –
VCM
203
Versant Capital Management
Arizona
$1K – – –
TF
204
TimeScale Financial
Massachusetts
$1K – – –
Nisa Investment Advisors
205
Nisa Investment Advisors
Missouri
$93 – – –
Capital World Investors
206
Capital World Investors
California
– -$23.1M -2,030,000 Closed
AI
207
Atom Investors
Texas
– -$14.9M -1,309,331 Closed
PCM
208
Peregrine Capital Management
Minnesota
– -$11.7M -1,023,882 Closed
Point72 Asset Management
209
Point72 Asset Management
Connecticut
– -$7.06M -620,139 Closed
Arrowstreet Capital
210
Arrowstreet Capital
Massachusetts
– -$4.27M -374,569 Closed
SEI Investments
211
SEI Investments
Pennsylvania
– -$2.59M -230,146 Closed
DA
212
Duality Advisers
Florida
– -$1.62M -142,346 Closed
JCIA
213
Jackson Creek Investment Advisors
Colorado
– -$961K -84,376 Closed
Lazard Asset Management
214
Lazard Asset Management
New York
– -$878K -77,200 Closed
Qube Research & Technologies (QRT)
215
Qube Research & Technologies (QRT)
United Kingdom
– -$792K -69,532 Closed
WAM
216
Wakefield Asset Management
Colorado
– -$603K -52,930 Closed
QIM
217
Quantitative Investment Management
Virginia
– -$526K -46,255 Closed
Mackenzie Financial
218
Mackenzie Financial
Ontario, Canada
– -$520K -45,622 Closed
Stifel Financial
219
Stifel Financial
Missouri
– -$505K -44,343 Closed
Verition Fund Management
220
Verition Fund Management
Connecticut
– -$476K -41,815 Closed
TC
221
TwinBeech Capital
New York
– -$312K -27,424 Closed
Massachusetts Financial Services
222
Massachusetts Financial Services
Massachusetts
– -$214K -18,804 Closed
BC
223
Bridgefront Capital
Texas
– -$206K -18,047 Closed
VF
224
Virtu Financial
New York
– -$195K -17,141 Closed
HF
225
HRT Financial
New York
– -$171K -15,086 Closed
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