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IGMS

IGM Biosciences
IGMS

Delisted

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

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33 hedge funds and large institutions have $178M invested in IGM Biosciences in 2019 Q3 according to their latest regulatory filings, with 33 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

New
Increased
Maintained
Reduced
Closed

41.64% more ownership

Funds ownership: 0% → 41.64% (+42%)

Holders
33
Holders Change
+33
Holders Change %
–
% of All Funds
0.72%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
33
Increased
–
Reduced
–
Closed
–
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
BBA
Baker Bros. Advisors
New York
+$63.5M
2
RG
Redmile Group
California
+$63.5M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$16.5M
4
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$10.6M
5
RCM
RA Capital Management
Massachusetts
+$9.41M

Top Sellers

No sellers this quarter
Name Holding Trade Value Shares
Change 		Change in
Stake
BBA
1
Baker Bros. Advisors
New York
$55.8M +$63.5M +3,144,000 New
RG
2
Redmile Group
California
$55.8M +$63.5M +3,144,000 New
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$14.5M +$16.5M +815,279 New
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$9.35M +$10.6M +526,527 New
RCM
5
RA Capital Management
Massachusetts
$8.28M +$9.41M +466,368 New
HA
6
HHLR Advisors
Cayman Islands
$6.21M +$7.06M +350,000 New
Millennium Management
7
Millennium Management
New York
$4.5M +$5.12M +253,790 New
DM
8
Deerfield Management
New York
$4.44M +$5.05M +250,000 New
AG
9
Artal Group
Luxembourg
$3.55M +$4.04M +200,000 New
CAM
10
Cormorant Asset Management
Massachusetts
$2.78M +$3.16M +156,400 New
OAM
11
Oxford Asset Management
United Kingdom
$1.86M +$2.11M +104,552 New
EC
12
EcoR1 Capital
California
$1.77M +$2.02M +100,000 New
BlackRock
13
BlackRock
New York
$1.55M +$1.77M +87,615 New
MIM
14
Monashee Investment Management
Massachusetts
$1.17M +$1.33M +65,900 New
Goldman Sachs
15
Goldman Sachs
New York
$971K +$1.1M +54,700 New
Citadel Advisors
16
Citadel Advisors
Florida
$890K +$1.01M +50,094 New
Alyeska Investment Group
17
Alyeska Investment Group
Illinois
$837K +$951K +47,134 New
TAM
18
Tiverton Asset Management
Delaware
$623K +$708K +35,094 New
TD Asset Management
19
TD Asset Management
Ontario, Canada
$511K +$581K +28,774 New
Vanguard Group
20
Vanguard Group
Pennsylvania
$443K +$505K +25,000 New
DIM
21
DC Investments Management
Virginia
$438K +$498K +24,692 New
EP
22
Elkfork Partners
Oregon
$354K +$403K +19,958 New
GHCM
23
Glen Harbor Capital Management
California
$292K +$332K +16,436 New
MCIM
24
Meadow Creek Investment Management
Georgia
$229K +$261K +12,914 New
LCM
25
Landscape Capital Management
New Jersey
$214K +$243K +12,058 New
1
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IGMS Hedge Fund Activity: Q3 2019 in Review

33 of the 4,560 institutional investors tracked by Wall St. Rank reported a position in IGM Biosciences (IGMS) for Q3 2019, worth a combined $178M.

Buyers outnumbered sellers: 33 funds opened new IGMS positions and 0 closed out — a net gain of 33 holders — while 0 added to existing stakes and 0 trimmed.

The largest buyer was Baker Bros. Advisors, opening a new position worth an estimated $63.5M.

  • 33 institutional investors held IGM Biosciences (IGMS) as of Q3 2019, up from 0 in Q2 2019.
  • Funds reported $178M of IGM Biosciences stock for Q3 2019.
  • 33 funds opened new IGM Biosciences positions in Q3 2019 and 0 closed out, a net change of +33 holders.
  • The largest IGM Biosciences buyer in Q3 2019 was Baker Bros. Advisors, an estimated $63.5M added.

Based on aggregated 13F filings for Q3 2019.