Puma Biotechnology
PBYI
PBYI
121 hedge funds and large institutions have $112M invested in Puma Biotechnology in 2025 Q2 according to their latest regulatory filings, with 22 funds opening new positions, 41 increasing their positions, 34 reducing their positions, and 16 closing their positions.
New
Increased
Maintained
Reduced
Closed
Holders
121
Holders Change
+5
Holders Change %
+4.31%
% of All Funds
1.62%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
22
Increased
41
Reduced
34
Closed
16
Calls
$330K
Puts
$4K
Net Calls
+$326K
Net Calls Change
+$158K
Top Buyers
| 1 |
Janus Henderson Group
London,
United Kingdom
|
+$2.56M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$1.74M |
| 3 |
LSV Asset Management
Chicago,
Illinois
|
+$1.65M |
| 4 |
OSAM
O'Shaughnessy Asset Management
Stamford,
Connecticut
|
+$1.13M |
| 5 |
Dimensional Fund Advisors
Austin,
Texas
|
+$896K |
Top Sellers
| 1 |
Millennium Management
New York
|
-$3.6M |
| 2 |
Marshall Wace
London,
United Kingdom
|
-$490K |
| 3 |
Goldman Sachs
New York
|
-$316K |
| 4 |
GCP
GSA Capital Partners
London,
United Kingdom
|
-$294K |
| 5 |
BNP Paribas Financial Markets
Paris,
France
|
-$245K |
| Name | Holding | Trade Value |
Shares Change |
Shares Change % |
|
|---|---|---|---|---|---|
|
B
126
Bailard
Foster City,
California
| – | -$73.1K | -24,702 | Closed |
|
|
DTL
127
Dynamic Technology Lab
Singapore
| – | -$66K | -22,030 | Closed |
|
|
CF
128
Corebridge Financial
Houston,
Texas
| – | -$61K | -20,618 | Closed |
|
|
OAM
129
Oxford Asset Management
Oxford,
United Kingdom
| – | -$52.2K | -17,647 | Closed |
|
130
Walleye Capital
New York
| – | -$38.6K | -13,055 | Closed |
|
|
GCM
131
Graham Capital Management
Rowayton,
Connecticut
| – | -$37.7K | -12,752 | Closed |
|
|
QC
132
Quadrature Capital
London,
United Kingdom
| – | -$37K | -12,508 | Closed |
|
|
SPA
133
Sherbrooke Park Advisers
White Plains,
New York
| – | -$36.2K | -12,224 | Closed |
|
|
PFGIA
134
Patriot Financial Group Insurance Agency
Westborough,
Massachusetts
| – | -$31.1K | -10,500 | Closed |
|
|
GWP
135
Gateway Wealth Partners
Appleton,
Wisconsin
| – | -$30.2K | -10,200 | Closed |
|
136
Lazard Asset Management
New York
| – | -$6K | -2,100 | Closed |
|
|
CCM
137
Coldstream Capital Management
Bellevue,
Washington
| – | -$900 | -304 | Closed |
|