IGMS

IGM Biosciences
IGMS

Overview Fund Activity
Delisted

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

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104 hedge funds and large institutions have $1.36B invested in IGM Biosciences in 2021 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 38 increasing their positions, 32 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
104
Holders Change
-5
Holders Change %
-4.59%
% of All Funds
1.82%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
18
Increased
38
Reduced
32
Closed
23
Calls
$4.54M
Puts
$2.89M
Net Calls
+$1.65M
Net Calls Change
+$22M

Top Buyers

1
WP
1
Woodline Partners
California
$62M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$165M
3
UBS AM
3
UBS AM
Illinois
$27.9M
4
PAMU
4
Pictet Asset Management (UK)
United Kingdom
$36.6M
5
BC
5
Bruce & Co
Illinois
$4.58M

Top Sellers

1
RCM
1
RA Capital Management
Massachusetts
$0
2
Goldman Sachs
2
Goldman Sachs
New York
$35.2M
3
APM
3
Avidity Partners Management
Texas
$0
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$0
5
CAM
5
Cormorant Asset Management
Massachusetts
$20.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
RG
1
Redmile Group
California
$285M – – –
BBA
2
Baker Bros. Advisors
New York
$263M – – –
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$165M +$15.8M +189,760 +11%
AG
4
Artal Group
Luxembourg
$91.5M -$2.08M -25,000 -2%
Alkeon Capital Management
5
Alkeon Capital Management
New York
$87.5M -$177K -2,123 -0.2%
WP
6
Woodline Partners
California
$62M +$26.2M +314,710 +73%
BlackRock
7
BlackRock
New York
$52.7M -$8.84M -106,244 -14%
State Street
8
State Street
Massachusetts
$48.8M -$8.35M -100,377 -15%
PAMU
9
Pictet Asset Management (UK)
United Kingdom
$36.6M +$5.83M +70,034 +19%
Goldman Sachs
10
Goldman Sachs
New York
$35.2M -$26.4M -317,427 -43%
Vanguard Group
11
Vanguard Group
Pennsylvania
$34.1M +$474K +5,702 +1%
UBS AM
12
UBS AM
Illinois
$27.9M +$6.96M +83,647 +33%
CAM
13
Cormorant Asset Management
Massachusetts
$20.8M -$20.4M -245,769 -50%
Ensign Peak Advisors
14
Ensign Peak Advisors
Utah
$16.4M +$1.12M +13,500 +7%
HA
15
HHLR Advisors
Cayman Islands
$12.6M – – –
Geode Capital Management
16
Geode Capital Management
Massachusetts
$12.1M +$744K +8,943 +7%
CS
17
Candriam SCA
Luxembourg
$10.2M +$1.09M +13,137 +12%
Northern Trust
18
Northern Trust
Illinois
$8.51M -$73K -877 -0.9%
Fidelity Investments
19
Fidelity Investments
Massachusetts
$8.27M -$1.89M -22,700 -19%
BC
20
Bruce & Co
Illinois
$4.58M +$4.58M +55,000 New
Charles Schwab
21
Charles Schwab
California
$4.23M +$154K +1,848 +4%
Morgan Stanley
22
Morgan Stanley
New York
$3.75M +$195K +2,345 +5%
ACM
23
Altium Capital Management
New York
$3.53M +$3.53M +42,473 New
Citigroup
24
Citigroup
New York
$3.38M -$542K -6,512 -14%
Nuveen Asset Management
25
Nuveen Asset Management
Illinois
$3.3M +$561K +6,747 +21%
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