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IGMS

IGM Biosciences

Delisted

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

85 hedge funds and large institutions have $133M invested in IGM Biosciences in 2024 Q4 according to their latest regulatory filings, with 18 funds opening new positions, 27 increasing their positions, 18 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

260% more first-time investments, than exits

New positions opened: 18 | Existing positions closed: 5

68% more call options, than puts

Call options by funds: $377K | Put options by funds: $224K

50% more repeat investments, than reductions

Existing positions increased: 27 | Existing positions reduced: 18

18% more funds holding

Funds holding: 7285 (+13)

0.22% more ownership

Funds ownership: 63.52%63.74% (+0.22%)

50% less funds holding in top 10

Funds holding in top 10: 21 (-1)

63% less capital invested

Capital invested by funds: $357M → $133M (-$224M)

Holders
85
Holders Change
+13
Holders Change %
+18.06%
% of All Funds
1.12%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
18
Increased
27
Reduced
18
Closed
5
Calls
$377K
Puts
$224K
Net Calls
+$153K
Net Calls Change
-$185K
Name Holding Trade Value Shares
Change
Change in
Stake
BBA
1
Baker Bros. Advisors
New York
$25M +$23.7K +1,994 +0%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$21.8M -$5.29M -445,260 -11%
SL
3
Siren LLC
Connecticut
$20.3M
RG
4
Redmile Group
California
$18M -$1.43M -120,347 -4%
S
5
Sanofi
France
$8.79M +$17.1M +1,438,975 New
BlackRock
6
BlackRock
New York
$6.44M +$1.83M +154,107 +17%
Goldman Sachs
7
Goldman Sachs
New York
$5.98M -$3.34M -280,745 -22%
Vanguard Group
8
Vanguard Group
Pennsylvania
$5.48M +$73.1K +6,150 +0.7%
Fidelity Investments
9
Fidelity Investments
Massachusetts
$2.89M -$4.11M -346,103 -42%
State Street
10
State Street
Massachusetts
$2.81M -$123K -10,339 -2%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$2.5M +$158K +13,334 +3%
Northern Trust
12
Northern Trust
Illinois
$1.18M +$15.6K +1,312 +0.7%
TD Asset Management
13
TD Asset Management
Ontario, Canada
$1M
Charles Schwab
14
Charles Schwab
California
$964K +$112K +9,441 +6%
RPAM
15
Rhenman & Partners Asset Management
Sweden
$770K -$706K -59,395 -32%
Two Sigma Investments
16
Two Sigma Investments
New York
$658K +$848K +71,343 +197%
Wellington Management Group
17
Wellington Management Group
Massachusetts
$617K +$32.3K +2,716 +3%
BC
18
Bruce & Co
Illinois
$611K
Morgan Stanley
19
Morgan Stanley
New York
$592K -$8.82K -742 -0.8%
GCP
20
GSA Capital Partners
United Kingdom
$571K +$436K +36,728 +65%
Millennium Management
21
Millennium Management
New York
$510K -$581K -48,874 -37%
Renaissance Technologies
22
Renaissance Technologies
New York
$463K +$110K +9,300 +14%
Manulife (Manufacturers Life Insurance)
23
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$441K -$29.2K -2,457 -3%
WP
24
Woodline Partners
California
$411K
Bank of New York Mellon
25
Bank of New York Mellon
New York
$290K +$13.7K +1,154 +2%

IGMS Hedge Fund Activity: Q4 2024 in Review

85 of the 7,592 institutional investors tracked by Wall St. Rank reported a position in IGM Biosciences (IGMS) for Q4 2024, worth a combined $133M — down 63% from $357M a quarter earlier.

Buyers outnumbered sellers: 18 funds opened new IGMS positions and 5 closed out — a net gain of 13 holders — while 27 added to existing stakes and 18 trimmed.

The largest buyer was BlackRock, adding an estimated $1.83M. The largest seller was T. Rowe Price Associates, cutting an estimated $5.29M.

  • 85 institutional investors held IGM Biosciences (IGMS) as of Q4 2024, up from 72 in Q3 2024.
  • Funds reported $133M of IGM Biosciences stock for Q4 2024, down 63% quarter-over-quarter.
  • 18 funds opened new IGM Biosciences positions in Q4 2024 and 5 closed out, a net change of +13 holders.
  • The largest IGM Biosciences buyer in Q4 2024 was BlackRock, an estimated $1.83M added.
  • The largest IGM Biosciences seller in Q4 2024 was T. Rowe Price Associates, an estimated $5.29M sold.

Based on aggregated 13F filings for Q4 2024.