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Puma Biotechnology
PBYI

Overview Fund Activity

116 hedge funds and large institutions have $90M invested in Puma Biotechnology in 2025 Q1 according to their latest regulatory filings, with 25 funds opening new positions, 44 increasing their positions, 25 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
116
Holders Change
+5
Holders Change %
+4.5%
% of All Funds
1.58%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
25
Increased
44
Reduced
25
Closed
19
Calls
$178K
Puts
$10K
Net Calls
+$168K
Net Calls Change
+$47K

Top Buyers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$1.06M
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
$1.69M
3
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$2.46M
4
Prudential Financial
Prudential Financial
New Jersey
$912K
5
American Century Companies
American Century Companies
Missouri
$3.4M

Top Sellers

1
EP
Eversept Partners
New York
$816K
2
Millennium Management
Millennium Management
New York
$4.1M
3
Citadel Advisors
Citadel Advisors
Florida
$0
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$143K
5
Squarepoint
Squarepoint
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Osaic Holdings
76
Osaic Holdings
Arizona
$51.8K +$49.9K +16,851 +2,621%
Manulife (Manufacturers Life Insurance)
77
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$48.9K +$48.9K +16,506 New
CWM
78
C2C Wealth Management
Arizona
$44.8K +$9.32K +3,150 +26%
WN
79
Williams & Novak
California
$43.1K +$43.1K +14,720 New
CCM
80
Causeway Capital Management
California
$41.7K +$41.7K +14,095 New
CG
81
Caprock Group
Idaho
$40.9K +$40.9K +13,817 New
Walleye Capital
82
Walleye Capital
New York
$38.6K -$76.3K -25,790 -66%
GCM
83
Graham Capital Management
Connecticut
$37.7K +$5.98K +2,020 +19%
QC
84
Quadrature Capital
United Kingdom
$37K +$37K +12,508 New
VOYA Investment Management
85
VOYA Investment Management
Georgia
$36.6K -$7.14K -2,412 -16%
SPA
86
Sherbrooke Park Advisers
New York
$36.2K +$36.2K +12,224 New
PFGIA
87
Patriot Financial Group Insurance Agency
Massachusetts
$31.1K -$4.44K -1,500 -13%
GWP
88
Gateway Wealth Partners
Wisconsin
$30.2K – – –
PFSRSONJ
89
Police & Firemen's Retirement System of New Jersey
New Jersey
$24.6K – – –
AIP
90
Ameritas Investment Partners
Nebraska
$12K – – –
Legal & General Group
91
Legal & General Group
United Kingdom
$11.6K – – –
New York State Common Retirement Fund
92
New York State Common Retirement Fund
New York
$11K – – –
BCWM
93
Ball & Co Wealth Management
Tennessee
$10K – – –
TRCT
94
Tower Research Capital (TRC)
New York
$9.08K -$20.9K -7,071 -70%
Carson Wealth (CWM LLC)
95
Carson Wealth (CWM LLC)
Nebraska
$9K +$5.72K +1,913 +174%
California State Teachers Retirement System (CalSTRS)
96
California State Teachers Retirement System (CalSTRS)
California
$8.88K – – –
Lazard Asset Management
97
Lazard Asset Management
New York
$6K -$1.13K -395 -16%
PWAM
98
Private Wealth Asset Management
Iowa
$5.92K +$5.92K +2,000 New
RWM
99
Rialto Wealth Management
New York
$4.29K +$4.29K +1,450 New
AB
100
Amalgamated Bank
New York
$4K – – –
2 3
4
5 6