IGMS

IGM Biosciences
IGMS

Overview Fund Activity
Delisted

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

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50 hedge funds and large institutions have $463M invested in IGM Biosciences in 2019 Q4 according to their latest regulatory filings, with 33 funds opening new positions, 6 increasing their positions, 4 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
50
Holders Change
+17
Holders Change %
+51.52%
% of All Funds
0.99%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.02%
New
33
Increased
6
Reduced
4
Closed
10
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Janus Henderson Group
Janus Henderson Group
United Kingdom
$56M
2
RCM
RA Capital Management
Massachusetts
$37.5M
3
Vanguard Group
Vanguard Group
Pennsylvania
$19.3M
4
BlackRock
BlackRock
New York
$12.7M
5
Geode Capital Management
Geode Capital Management
Massachusetts
$4.68M

Top Sellers

1
Millennium Management
Millennium Management
New York
$0
2
DM
Deerfield Management
New York
$0
3
OAM
Oxford Asset Management
United Kingdom
$1.96M
4
AG
Artal Group
Luxembourg
$5.72M
5
Citadel Advisors
Citadel Advisors
Florida
$524K
Name Holding Trade Value Shares
Change 		Shares
Change %
BBA
1
Baker Bros. Advisors
New York
$120M – – –
RG
2
Redmile Group
California
$120M – – –
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$56M +$36.6M +997,235 +189%
RCM
4
RA Capital Management
Massachusetts
$37.5M +$19.7M +516,355 +111%
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$35M +$3.9M +102,242 +13%
Vanguard Group
6
Vanguard Group
Pennsylvania
$19.3M +$18.3M +479,681 +1,919%
HA
7
HHLR Advisors
Cayman Islands
$13.4M – – –
BlackRock
8
BlackRock
New York
$12.7M +$9.37M +245,464 +280%
CAM
9
Cormorant Asset Management
Massachusetts
$5.97M – – –
AG
10
Artal Group
Luxembourg
$5.72M -$1.91M -50,000 -25%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$4.68M +$4.68M +122,554 New
LGM
12
Logos Global Management
California
$4.37M +$4.37M +114,411 New
EC
13
EcoR1 Capital
California
$3.82M – – –
Ensign Peak Advisors
14
Ensign Peak Advisors
Utah
$2.83M +$2.83M +74,236 New
Northern Trust
15
Northern Trust
Illinois
$2.77M +$2.77M +72,677 New
EP
16
Eversept Partners
New York
$2.47M +$2.47M +64,600 New
Charles Schwab
17
Charles Schwab
California
$2.23M +$2.23M +58,440 New
State Street
18
State Street
Massachusetts
$2.09M +$2.09M +54,775 New
OAM
19
Oxford Asset Management
United Kingdom
$1.96M -$2.03M -53,094 -51%
UONDDL
20
University of Notre Dame du Lac
Indiana
$1.36M +$1.36M +35,528 New
RJA
21
Raymond James & Associates
Florida
$1.24M +$1.24M +32,606 New
TD Asset Management
22
TD Asset Management
Ontario, Canada
$1.1M – – –
California Public Employees Retirement System
23
California Public Employees Retirement System
California
$743K +$743K +19,477 New
Squarepoint
24
Squarepoint
New York
$709K +$709K +18,575 New
Bank of New York Mellon
25
Bank of New York Mellon
New York
$595K +$595K +15,611 New
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