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IGMS

IGM Biosciences
IGMS

Delisted

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

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91 hedge funds and large institutions have $1.08B invested in IGM Biosciences in 2020 Q3 according to their latest regulatory filings, with 17 funds opening new positions, 24 increasing their positions, 35 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed

143% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 7

12% more funds holding

Funds holding: 81 → 91 (+10)

6% more capital invested

Capital invested by funds: $1.02B → $1.08B (+$57.4M)

2.64% more ownership

Funds ownership: 57.9% → 60.54% (+2.6%)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

9% less call options, than puts

Call options by funds: $39.7M | Put options by funds: $43.6M

31% less repeat investments, than reductions

Existing positions increased: 24 | Existing positions reduced: 35

Holders
91
Holders Change
+10
Holders Change %
+12.35%
% of All Funds
1.84%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
17
Increased
24
Reduced
35
Closed
7
Calls
$39.7M
Puts
$43.6M
Net Calls
-$3.92M
Net Calls Change
-$3.92M

Top Buyers

Rank Fund Capital Flow
1
AG
Artal Group
Luxembourg
+$40.8M
2
RG
Redmile Group
California
+$16.7M
3
Fidelity Investments
Fidelity Investments
Massachusetts
+$11.7M
4
Alkeon Capital Management
Alkeon Capital Management
New York
+$10.4M
5
WP
Woodline Partners
California
+$5.35M

Top Sellers

Rank Fund Capital Flow
1
PHS
PFM Health Sciences
California
-$8.47M
2
CAM
Cormorant Asset Management
Massachusetts
-$6.82M
3
LGM
Logos Global Management
California
-$6.7M
4
Vanguard Group
Vanguard Group
Pennsylvania
-$5.92M
5
BlackRock
BlackRock
New York
-$5.91M
Name Holding Trade Value Shares
Change 		Change in
Stake
MAP
26
Moody Aldrich Partners
Massachusetts
$2.79M +$1.12M +18,864 +100%
SG Americas Securities
27
SG Americas Securities
New York
$2.71M +$1.17M +19,724 +116%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$2.63M -$4.68K -79 -0.2%
Citadel Advisors
29
Citadel Advisors
Florida
$2.47M +$632K +10,678 +47%
RJA
30
Raymond James & Associates
Florida
$2.29M -$14.8K -250 -0.8%
Voloridge Investment Management
31
Voloridge Investment Management
Florida
$2.21M +$1.77M +29,922 New
Renaissance Technologies
32
Renaissance Technologies
New York
$1.54M +$675K +11,400 +120%
TD Asset Management
33
TD Asset Management
Ontario, Canada
$1.53M -$249K -4,200 -17%
VIA
34
Vident Investment Advisory
Georgia
$1.52M -$85.9K -1,452 -7%
RSCM
35
Rock Springs Capital Management
Maryland
$1.46M -$4.47M -75,516 -79%
HF
36
HRT Financial
New York
$1.24M +$995K +16,805 New
California Public Employees Retirement System
37
California Public Employees Retirement System
California
$1.23M +$50K +845 +5%
Swiss National Bank
38
Swiss National Bank
Switzerland
$1.19M – – –
AR
39
Advisory Research
Illinois
$1.08M +$395K +6,665 +83%
Victory Capital Management
40
Victory Capital Management
Texas
$1.03M +$829K +13,997 New
AllianceBernstein
41
AllianceBernstein
Tennessee
$967K +$124K +2,100 +19%
CS
42
Credit Suisse
Switzerland
$911K -$67.1K -1,133 -8%
State of Wisconsin Investment Board
43
State of Wisconsin Investment Board
Wisconsin
$834K – – –
California State Teachers Retirement System (CalSTRS)
44
California State Teachers Retirement System (CalSTRS)
California
$792K +$1.95K +33 +0.3%
TC
45
Telemus Capital
Michigan
$751K +$296K +5,000 +100%
HS
46
HighVista Strategies
Massachusetts
$695K +$194K +3,271 +53%
Rafferty Asset Management
47
Rafferty Asset Management
New York
$624K +$308K +5,198 +160%
Wells Fargo
48
Wells Fargo
California
$561K -$180K -3,034 -29%
RhumbLine Advisers
49
RhumbLine Advisers
Massachusetts
$557K -$74.6K -1,260 -14%
Susquehanna International Group
50
Susquehanna International Group
Pennsylvania
$537K +$431K +7,279 New
1
2
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IGMS Hedge Fund Activity: Q3 2020 in Review

91 of the 4,956 institutional investors tracked by Wall St. Rank reported a position in IGM Biosciences (IGMS) for Q3 2020, worth a combined $1.08B — up 5.6% from $1.02B a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new IGMS positions and 7 closed out — a net gain of 10 holders — while 24 added to existing stakes and 35 trimmed.

The largest buyer was Artal Group, opening a new position worth an estimated $40.8M. The largest seller was PFM Health Sciences, exiting entirely with an estimated $8.47M sold.

  • 91 institutional investors held IGM Biosciences (IGMS) as of Q3 2020, up from 81 in Q2 2020.
  • Funds reported $1.08B of IGM Biosciences stock for Q3 2020, up 5.6% quarter-over-quarter.
  • 17 funds opened new IGM Biosciences positions in Q3 2020 and 7 closed out, a net change of +10 holders.
  • The largest IGM Biosciences buyer in Q3 2020 was Artal Group, an estimated $40.8M added.
  • The largest IGM Biosciences seller in Q3 2020 was PFM Health Sciences, an estimated $8.47M sold.

Based on aggregated 13F filings for Q3 2020.