IGMS

IGM Biosciences
IGMS

Overview Fund Activity
Delisted

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

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107 hedge funds and large institutions have $1.11B invested in IGM Biosciences in 2021 Q3 according to their latest regulatory filings, with 17 funds opening new positions, 35 increasing their positions, 32 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
107
Holders Change
+3
Holders Change %
+2.88%
% of All Funds
1.88%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
17
Increased
35
Reduced
32
Closed
13
Calls
$18.7M
Puts
$2.91M
Net Calls
+$15.8M
Net Calls Change
+$14.1M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$155M
2
AG
2
Artal Group
Luxembourg
$88.8M
3
CAM
3
Cormorant Asset Management
Massachusetts
$23M
4
State Street
4
State Street
Massachusetts
$43.1M
5
IC
5
Ikarian Capital
Texas
$3.39M

Top Sellers

1
HA
1
HHLR Advisors
Cayman Islands
$0
2
WP
2
Woodline Partners
California
$37.4M
3
CS
3
Candriam SCA
Luxembourg
$0
4
Alkeon Capital Management
4
Alkeon Capital Management
New York
$62.4M
5
Northern Trust
5
Northern Trust
Illinois
$5.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
RG
1
Redmile Group
California
$225M – – –
BBA
2
Baker Bros. Advisors
New York
$208M – – –
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$155M +$24.4M +371,393 +19%
AG
4
Artal Group
Luxembourg
$88.8M +$16.4M +250,000 +23%
Alkeon Capital Management
5
Alkeon Capital Management
New York
$62.4M -$6.75M -102,632 -10%
State Street
6
State Street
Massachusetts
$43.1M +$4.55M +69,185 +12%
BlackRock
7
BlackRock
New York
$42.1M +$522K +7,936 +1%
PAMS
8
Pictet Asset Management (Switzerland)
Switzerland
$38.4M +$38.4M +584,347 New
WP
9
Woodline Partners
California
$37.4M -$11.6M -176,384 -24%
Vanguard Group
10
Vanguard Group
Pennsylvania
$27.1M +$181K +2,756 +0.7%
Goldman Sachs
11
Goldman Sachs
New York
$26.7M -$1.08M -16,403 -4%
CAM
12
Cormorant Asset Management
Massachusetts
$23M +$6.58M +100,000 +40%
UBS AM
13
UBS AM
Illinois
$20.8M -$1.29M -19,612 -6%
Ensign Peak Advisors
14
Ensign Peak Advisors
Utah
$12.9M -$90.3K -1,373 -0.7%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$10.1M +$552K +8,390 +6%
Fidelity Investments
16
Fidelity Investments
Massachusetts
$5.88M -$658K -10,000 -10%
Northern Trust
17
Northern Trust
Illinois
$5.3M -$1.43M -21,740 -21%
Charles Schwab
18
Charles Schwab
California
$3.67M +$328K +4,986 +10%
BC
19
Bruce & Co
Illinois
$3.62M – – –
IC
20
Ikarian Capital
Texas
$3.39M +$3.39M +51,500 New
Morgan Stanley
21
Morgan Stanley
New York
$2.99M +$23.2K +352 +0.8%
Citadel Advisors
22
Citadel Advisors
Florida
$2.91M +$2.91M +44,200 New
ACM
23
Altium Capital Management
New York
$2.79M – – –
TD Asset Management
24
TD Asset Management
Ontario, Canada
$2.72M +$362K +5,500 +15%
EC
25
EcoR1 Capital
California
$2.5M – – –
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