Puma Biotechnology, Inc.

NasdaqGS:PBYI Stock Report

Market Cap: US$233.0m

Puma Biotechnology Ownership

Who are the major shareholders and have insiders been buying or selling?


Recent Insider Transactions

NasdaqGS:PBYI Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
07 Nov 23SellUS$70,803Michael MillerIndividual25,000US$2.83

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.


Ownership Breakdown

What is the ownership structure of PBYI?
Owner TypeNumber of SharesOwnership Percentage
Private Companies2,8020.00581%
VC/PE Firms5,566,20911.5%
Hedge Funds5,969,24912.4%
Individual Insiders7,258,06815%
General Public8,897,54718.4%
Institutions20,544,97542.6%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 3.3%.


Top Shareholders

Top 25 shareholders own 73.94% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
14.2%
Alan Auerbach
6,843,745US$33.1m1.07%no data
7.88%
The Vanguard Group, Inc.
3,802,081US$18.4m0.79%no data
6.56%
Millennium Management LLC
3,164,249US$15.3m2.62%0.01%
6.08%
Acorn Bioventures
2,934,496US$14.2m7.1%11.53%
5.81%
Camber Capital Management LP
2,805,000US$13.5m-33.8%0.42%
5.46%
Frazier Life Sciences Management, LP
2,631,713US$12.7m0%0.49%
3.97%
Acadian Asset Management LLC
1,917,274US$9.3m3.19%0.02%
3.72%
Athyrium Capital Management, LP
1,792,114US$8.7m0%24.78%
3.51%
Eversept Partners, L.P.
1,695,021US$8.2m0.83%0.63%
3.47%
Renaissance Technologies LLC
1,673,213US$8.1m-3.09%0.01%
3.2%
BlackRock, Inc.
1,544,532US$7.5m4.66%no data
2.27%
Great Point Partners, LLC
1,093,273US$5.3m0%0.7%
1.12%
GlobeFlex Capital LP
538,559US$2.6m0%0.18%
1.03%
Dimensional Fund Advisors LP
497,722US$2.4m3.8%no data
0.92%
Geode Capital Management, LLC
444,046US$2.1m4.35%no data
0.72%
Marshall Wace LLP
348,622US$1.7m62.8%no data
0.61%
SEI Investments Company
291,868US$1.4m2.17%no data
0.59%
Two Sigma Advisers, LP
284,800US$1.4m9.62%no data
0.45%
Two Sigma Investments, LP
215,172US$1.0m99.7%no data
0.42%
Affinity Asset Advisors, LLC
202,349US$977.3k0%0.21%
0.41%
Connor, Clark & Lunn Investment Management Ltd.
196,659US$949.9k-1.56%no data
0.4%
Morgan Stanley, Investment Banking and Brokerage Investments
192,373US$929.2k26.2%no data
0.39%
BNY Mellon Asset Management
188,893US$912.4k307%no data
0.39%
GSA Capital Partners LLP
187,585US$906.0k-28.5%0.07%
0.38%
Eaton Vance Management
183,917US$888.3k0%no data
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