We are live on ! Find out more
IRWD icon

Ironwood Pharmaceuticals
IRWD

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

39% more first-time investments, than exits

New positions opened: 39 | Existing positions closed: 28

15% more repeat investments, than reductions

Existing positions increased: 75 | Existing positions reduced: 65

13% more call options, than puts

Call options by funds: $6.42M | Put options by funds: $5.69M

5% more funds holding

Funds holding: 199 → 209 (+10)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

0.88% less ownership

Funds ownership: 107.21% → 106.33% (-0.88%)

2% less capital invested

Capital invested by funds: $1.95B → $1.91B (-$41.4M)

Holders
209
Holders Change
+10
Holders Change %
+5.03%
% of All Funds
3.67%
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

Rank Fund Capital Flow
1
SCM
Sarissa Capital Management
Connecticut
+$24.8M
2
Renaissance Technologies
Renaissance Technologies
New York
+$12M
3
GLA
Great Lakes Advisors
Illinois
+$10.3M
4
LSV Asset Management
LSV Asset Management
Illinois
+$10.3M
5
HM
HealthCor Management
New York
+$7.78M

Top Sellers

Rank Fund Capital Flow
1
Westfield Capital Management
Westfield Capital Management
Massachusetts
-$32.8M
2
Capital World Investors
Capital World Investors
California
-$23.1M
3
Man Group
Man Group
United Kingdom
-$16.2M
4
AI
Atom Investors
Texas
-$14.9M
5
PCM
Peregrine Capital Management
Minnesota
-$11.7M
Name Holding Trade Value Shares
Change 		Change in
Stake
PWAM
26
Park West Asset Management
California
$12.4M +$1.68M +159,192 +17%
GT
27
Glenmede Trust
Pennsylvania
$12.3M +$3.05M +288,838 +36%
Morgan Stanley
28
Morgan Stanley
New York
$11.2M -$2.79M -263,728 -21%
Bank of New York Mellon
29
Bank of New York Mellon
New York
$11.1M +$1.95M +184,454 +23%
Millennium Management
30
Millennium Management
New York
$11M +$1.34M +126,422 +15%
GLA
31
Great Lakes Advisors
Illinois
$10.9M +$10.3M +977,173 New
LSV Asset Management
32
LSV Asset Management
Illinois
$10.9M +$10.3M +973,999 New
Invesco
33
Invesco
Georgia
$10.4M +$3.64M +344,567 +59%
IM
34
Islet Management
New York
$10.1M +$2.11M +200,000 +29%
Deutsche Bank
35
Deutsche Bank
Germany
$8.35M +$6.39M +604,943 +425%
HM
36
HealthCor Management
New York
$8.23M +$7.78M +736,201 New
1M
37
13D Management
New York
$7.36M +$3.04M +287,582 +78%
Wells Fargo
38
Wells Fargo
California
$6.18M +$1.56M +147,556 +36%
TRSOTSOK
39
Teachers Retirement System of the State of Kentucky
Kentucky
$6.06M -$581K -54,959 -9%
AQR Capital Management
40
AQR Capital Management
Connecticut
$6.04M +$2.06M +195,106 +56%
MFP
41
Michael F. Price
$5.81M +$191K +18,126 +4%
Federated Hermes
42
Federated Hermes
Pennsylvania
$5.45M -$162K -15,359 -3%
Two Sigma Investments
43
Two Sigma Investments
New York
$5.16M -$2.44M -231,368 -33%
Two Sigma Advisers
44
Two Sigma Advisers
New York
$5.07M -$1.89M -179,000 -28%
Barclays
45
Barclays
United Kingdom
$4.95M +$688K +65,173 +17%
Citigroup
46
Citigroup
New York
$4.88M +$3.5M +331,151 +316%
JAM
47
Jupiter Asset Management
United Kingdom
$4.87M +$139K +13,181 +3%
Bank of America
48
Bank of America
North Carolina
$4.69M +$1.84M +174,020 +71%
JG
49
Jefferies Group
New York
$4.41M +$2.56M +242,715 +160%
Swiss National Bank
50
Swiss National Bank
Switzerland
$3.88M +$45.4K +4,300 +1%
1
2
3 4 5

IRWD Hedge Fund Activity: Q1 2021 in Review

209 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Ironwood Pharmaceuticals (IRWD) for Q1 2021, worth a combined $1.91B — down 2.1% from $1.95B a quarter earlier.

Buyers outnumbered sellers: 39 funds opened new IRWD positions and 28 closed out — a net gain of 11 holders — while 75 added to existing stakes and 65 trimmed.

The largest buyer was Sarissa Capital Management, adding an estimated $24.8M. The largest seller was Westfield Capital Management, cutting an estimated $32.8M.

  • 209 institutional investors held Ironwood Pharmaceuticals (IRWD) as of Q1 2021, up from 199 in Q4 2020.
  • Funds reported $1.91B of Ironwood Pharmaceuticals stock for Q1 2021, down 2.1% quarter-over-quarter.
  • 39 funds opened new Ironwood Pharmaceuticals positions in Q1 2021 and 28 closed out, a net change of +11 holders.
  • The largest Ironwood Pharmaceuticals buyer in Q1 2021 was Sarissa Capital Management, an estimated $24.8M added.
  • The largest Ironwood Pharmaceuticals seller in Q1 2021 was Westfield Capital Management, an estimated $32.8M sold.

Based on aggregated 13F filings for Q1 2021.