We are live on ! Find out more
IGMS

IGM Biosciences
IGMS

Delisted

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

Back to rankings

107 hedge funds and large institutions have $1.52B invested in IGM Biosciences in 2020 Q4 according to their latest regulatory filings, with 30 funds opening new positions, 32 increasing their positions, 32 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more funds holding in top 10

Funds holding in top 10: 1 → 3 (+2)

114% more first-time investments, than exits

New positions opened: 30 | Existing positions closed: 14

40% more capital invested

Capital invested by funds: $1.08B → $1.52B (+$436M)

18% more funds holding

Funds holding: 91 → 107 (+16)

6.85% more ownership

Funds ownership: 60.54% → 67.39% (+6.9%)

0% more repeat investments, than reductions

Existing positions increased: 32 | Existing positions reduced: 32

84% less call options, than puts

Call options by funds: $5.37M | Put options by funds: $33.5M

Holders
107
Holders Change
+16
Holders Change %
+17.58%
% of All Funds
1.89%
Holding in Top 10
3
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+200%
% of All Funds
0.05%
New
30
Increased
32
Reduced
32
Closed
14
Calls
$5.37M
Puts
$33.5M
Net Calls
-$28.1M
Net Calls Change
-$24.2M

Top Buyers

Rank Fund Capital Flow
1
AG
Artal Group
Luxembourg
+$35.9M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$32.4M
3
WP
Woodline Partners
California
+$31.6M
4
CAM
Cormorant Asset Management
Massachusetts
+$26.4M
5
BlackRock
BlackRock
New York
+$18.7M

Top Sellers

Rank Fund Capital Flow
1
Janus Henderson Group
Janus Henderson Group
United Kingdom
-$24.1M
2
HA
HHLR Advisors
Cayman Islands
-$14M
3
VC
Vivo Capital
California
-$5.87M
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$3.25M
5
Millennium Management
Millennium Management
New York
-$1.56M
Name Holding Trade Value Shares
Change 		Change in
Stake
SI
26
Sofinnova Investments
California
$3.98M +$3.17M +45,131 New
Citadel Advisors
27
Citadel Advisors
Florida
$3.78M +$659K +9,372 +28%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$2.91M -$190K -2,697 -8%
Victory Capital Management
29
Victory Capital Management
Texas
$2.82M +$1.26M +17,917 +128%
Morgan Stanley
30
Morgan Stanley
New York
$2.8M +$2.05M +29,217 +1,148%
D.E. Shaw & Co
31
D.E. Shaw & Co
New York
$2.73M +$2.17M +30,938 New
TD Asset Management
32
TD Asset Management
Ontario, Canada
$2.67M +$670K +9,527 +46%
N
33
Nuveen
North Carolina
$2.62M -$1.56M -22,223 -43%
MAP
34
Moody Aldrich Partners
Massachusetts
$1.93M -$1.11M -15,837 -42%
GLA
35
Great Lakes Advisors
Illinois
$1.92M +$1.53M +21,765 New
Wells Fargo
36
Wells Fargo
California
$1.91M +$983K +13,990 +184%
RJA
37
Raymond James & Associates
Florida
$1.83M -$727K -10,339 -33%
VC
38
Vivo Capital
California
$1.77M -$5.87M -83,480 -81%
SG Americas Securities
39
SG Americas Securities
New York
$1.54M -$1.35M -19,258 -52%
VIA
40
Vident Investment Advisory
Georgia
$1.52M -$236K -3,354 -16%
CS
41
Credit Suisse
Switzerland
$1.5M +$326K +4,643 +38%
Swiss National Bank
42
Swiss National Bank
Switzerland
$1.45M +$21.1K +300 +2%
California Public Employees Retirement System
43
California Public Employees Retirement System
California
$1.44M -$21.1K -300 -2%
AllianceBernstein
44
AllianceBernstein
Tennessee
$1.15M -$7.03K -100 -0.8%
DnB Asset Management
45
DnB Asset Management
Norway
$1.08M +$863K +12,280 New
HS
46
HighVista Strategies
Massachusetts
$1.05M +$178K +2,537 +27%
Russell Investments Group
47
Russell Investments Group
United Kingdom
$1.03M +$819K +11,655 New
California State Teachers Retirement System (CalSTRS)
48
California State Teachers Retirement System (CalSTRS)
California
$948K – – –
Squarepoint
49
Squarepoint
New York
$929K +$533K +7,579 +258%
AC
50
Athanor Capital
New York
$902K +$416K +5,912 +137%
1
2
3 4 5

IGMS Hedge Fund Activity: Q4 2020 in Review

107 of the 5,652 institutional investors tracked by Wall St. Rank reported a position in IGM Biosciences (IGMS) for Q4 2020, worth a combined $1.52B — up 40% from $1.08B a quarter earlier.

Buyers outnumbered sellers: 30 funds opened new IGMS positions and 14 closed out — a net gain of 16 holders — while 32 added to existing stakes and 32 trimmed.

The largest buyer was Artal Group, adding an estimated $35.9M. The largest seller was Janus Henderson Group, cutting an estimated $24.1M.

  • 107 institutional investors held IGM Biosciences (IGMS) as of Q4 2020, up from 91 in Q3 2020.
  • Funds reported $1.52B of IGM Biosciences stock for Q4 2020, up 40% quarter-over-quarter.
  • 30 funds opened new IGM Biosciences positions in Q4 2020 and 14 closed out, a net change of +16 holders.
  • The largest IGM Biosciences buyer in Q4 2020 was Artal Group, an estimated $35.9M added.
  • The largest IGM Biosciences seller in Q4 2020 was Janus Henderson Group, an estimated $24.1M sold.

Based on aggregated 13F filings for Q4 2020.