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AnaptysBio
ANAB

Overview Fund Activity

146 hedge funds and large institutions have $812M invested in AnaptysBio in 2025 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 44 increasing their positions, 55 reducing their positions, and 31 closing their positions.

Holders
146
Holders Change
-7
Holders Change %
-4.58%
% of All Funds
1.96%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
27
Increased
44
Reduced
55
Closed
31
Calls
$2.17M
Puts
$734K
Net Calls
+$1.43M
Net Calls Change
+$874K

Top Buyers

1
Morgan Stanley
1
Morgan Stanley
New York
$41.5M
2
UBS Group
2
UBS Group
Switzerland
$28.2M
3
Jacobs Levy Equity Management
3
Jacobs Levy Equity Management
New Jersey
$8.18M
4
6CM
4
683 Capital Management
New York
$11.1M
5
NL
5
Nuveen LLC
North Carolina
$7.18M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.6M
2
FLAM
2
First Light Asset Management
Minnesota
$78.6M
3
BCM
3
Boxer Capital Management
California
$0
4
CCM
4
Camber Capital Management
Massachusetts
$2.78M
5
BlackRock
5
BlackRock
New York
$39.7M
Name Market Value Shares Shares
Change 		Shares
Change %
Renaissance Technologies
26
Renaissance Technologies
New York
$5.84M 263,086 -75,614 -22%
JPMorgan Chase & Co
27
JPMorgan Chase & Co
New York
$5.5M 247,625 +233,325 +1,632%
Two Sigma Investments
28
Two Sigma Investments
New York
$5.14M 231,369 -34,489 -13%
Ensign Peak Advisors
29
Ensign Peak Advisors
Utah
$4.78M 215,454 – –
Millennium Management
30
Millennium Management
New York
$4.52M 203,542 +185,735 +1,043%
TI
31
Trexquant Investment
Connecticut
$4.42M 199,242 +45,679 +30%
Northern Trust
32
Northern Trust
Illinois
$4.36M 196,263 -16,623 -8%
Charles Schwab
33
Charles Schwab
California
$3.49M 157,135 +3,779 +2%
Arrowstreet Capital
34
Arrowstreet Capital
Massachusetts
$3.35M 150,810 +150,810 New
HWM
35
HighMark Wealth Management
Minnesota
$3.23M 145,550 +53,550 +58%
GIM
36
Granahan Investment Management
Massachusetts
$2.92M 131,655 -14,836 -10%
CCM
37
Camber Capital Management
Massachusetts
$2.78M 125,000 -625,000 -83%
Citadel Advisors
38
Citadel Advisors
Florida
$2.63M 118,286 -254,283 -68%
D.E. Shaw & Co
39
D.E. Shaw & Co
New York
$2.49M 112,349 -17,305 -13%
Squarepoint
40
Squarepoint
New York
$2.43M 109,388 +109,388 New
Barclays
41
Barclays
United Kingdom
$2.22M 99,999 +43,780 +78%
Macquarie Group
42
Macquarie Group
Australia
$2.08M 93,732 – –
Balyasny Asset Management
43
Balyasny Asset Management
Illinois
$2.06M 92,852 +60,778 +189%
SAM
44
Sectoral Asset Management
Quebec, Canada
$1.86M 83,900 +83,900 New
Invesco
45
Invesco
Georgia
$1.85M 83,174 +61,838 +290%
Wellington Management Group
46
Wellington Management Group
Massachusetts
$1.78M 80,213 +4,192 +6%
VOYA Investment Management
47
VOYA Investment Management
Georgia
$1.62M 73,005 -23,967 -25%
Fidelity Investments
48
Fidelity Investments
Massachusetts
$1.6M 72,119 -1,833,035 -96%
GCP
49
GSA Capital Partners
United Kingdom
$1.55M 69,799 +69,799 New
ACM
50
Aquatic Capital Management
Illinois
$1.46M 65,810 +65,810 New
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