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IGMS

IGM Biosciences
IGMS

Delisted

IGMS was delisted on the 13th of August, 2025.

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72 hedge funds and large institutions have $183M invested in IGM Biosciences in 2023 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 21 increasing their positions, 21 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

594% more call options, than puts

Call options by funds: $222K | Put options by funds: $32K

0% more repeat investments, than reductions

Existing positions increased: 21 | Existing positions reduced: 21

0.99% less ownership

Funds ownership: 67.89% → 66.9% (-0.99%)

2% less capital invested

Capital invested by funds: $186M → $183M (-$3.46M)

9% less funds holding

Funds holding: 79 → 72 (-7)

29% less first-time investments, than exits

New positions opened: 17 | Existing positions closed: 24

Holders
72
Holders Change
-7
Holders Change %
-8.86%
% of All Funds
1.05%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
17
Increased
21
Reduced
21
Closed
24
Calls
$222K
Puts
$32K
Net Calls
+$190K
Net Calls Change
+$54K

Top Buyers

Rank Fund Capital Flow
1
Goldman Sachs
Goldman Sachs
New York
+$3.39M
2
AG
Artal Group
Luxembourg
+$3.36M
3
BBA
Baker Bros. Advisors
New York
+$3.1M
4
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$2.32M
5
Citadel Advisors
Citadel Advisors
Florida
+$1.12M

Top Sellers

Rank Fund Capital Flow
1
GPP
Great Point Partners
Connecticut
-$5.14M
2
ECM
ExodusPoint Capital Management
New York
-$3.79M
3
Millennium Management
Millennium Management
New York
-$3.02M
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$2.55M
5
OM
Opaleye Management
Massachusetts
-$2.18M
Name Holding Trade Value Shares
Change 		Change in
Stake
CS
76
Candriam SCA
Luxembourg
– -$1.46M -175,008 Closed
First Manhattan
77
First Manhattan
New York
– -$1.44M -172,200 Closed
GCP
78
GSA Capital Partners
United Kingdom
– -$1.11M -133,276 Closed
Jacobs Levy Equity Management
79
Jacobs Levy Equity Management
New Jersey
– -$470K -56,237 Closed
PI
80
Putnam Investments
Massachusetts
– -$305K -36,474 Closed
Swiss National Bank
81
Swiss National Bank
Switzerland
– -$239K -28,600 Closed
MCM
82
Moore Capital Management
New York
– -$226K -27,113 Closed
Tudor Investment Corp
83
Tudor Investment Corp
Connecticut
– -$121K -14,486 Closed
XT
84
XTX Topco
Cayman Islands
– -$95.6K -11,445 Closed
UBS AM
85
UBS AM
Illinois
– -$93.1K -11,145 Closed
DekaBank Deutsche Girozentrale
86
DekaBank Deutsche Girozentrale
Germany
– -$50K -6,303 Closed
Lazard Asset Management
87
Lazard Asset Management
New York
– -$52K -6,303 Closed
QT
88
Quantbot Technologies
New York
– -$15K -1,800 Closed
Qube Research & Technologies (QRT)
89
Qube Research & Technologies (QRT)
United Kingdom
– -$7.82K -936 Closed
CUAMC
90
China Universal Asset Management Company
China
– -$6.99K -837 Closed
Canada Life
91
Canada Life
Manitoba, Canada
– -$5K -569 Closed
CG
92
Cutler Group
California
– -$3K -400 Closed
Group One Trading
93
Group One Trading
Illinois
– -$1.16K -200 Closed
LC
94
Lindbrook Capital
California
– -$1.25K -150 Closed
Daiwa Securities Group
95
Daiwa Securities Group
Japan
– -$1K -88 Closed
Toronto Dominion Bank
96
Toronto Dominion Bank
Ontario, Canada
– -$284 -34 Closed
1 2 3
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IGMS Hedge Fund Activity: Q4 2023 in Review

72 of the 6,859 institutional investors tracked by Wall St. Rank reported a position in IGM Biosciences (IGMS) for Q4 2023, worth a combined $183M — down 1.9% from $186M a quarter earlier.

Sellers outnumbered buyers: 24 funds closed out of IGMS and 17 opened new positions — a net loss of 7 holders — while 21 trimmed existing stakes and 21 added.

The largest buyer was Goldman Sachs, adding an estimated $3.39M. The largest seller was Great Point Partners, exiting entirely with an estimated $5.14M sold.

  • 72 institutional investors held IGM Biosciences (IGMS) as of Q4 2023, down from 79 in Q3 2023.
  • Funds reported $183M of IGM Biosciences stock for Q4 2023, down 1.9% quarter-over-quarter.
  • 17 funds opened new IGM Biosciences positions in Q4 2023 and 24 closed out, a net change of -7 holders.
  • The largest IGM Biosciences buyer in Q4 2023 was Goldman Sachs, an estimated $3.39M added.
  • The largest IGM Biosciences seller in Q4 2023 was Great Point Partners, an estimated $5.14M sold.

Based on aggregated 13F filings for Q4 2023.