Puma Biotechnology (PBYI) Ownership - Who Owns Puma Biotechnology?

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Puma Biotechnology (PBYI) Ownership Overview

16.00% Insiders

15.26% Mutual Funds

18.63% Other Institutional Investors

14.01% ETFs

36.11% Public Companies and

Individual Investors

The ownership structure of Puma Biotechnology (PBYI) stock is a mix of institutional, retail, and individual investors. Approximately 47.89% of the company’s stock is owned by Institutional Investors, 16.00% is owned by Insiders, and 36.11% is owned by Public Companies and Individual Investors.

The ownership structure of Puma Biotechnology (PBYI) stock is a mix of institutional, retail, and individual investors. Approximately 33.89% of the company’s stock is owned by Institutional Investors, 16.00% is owned by Insiders, and 14.01% is owned by Public Companies and Individual Investors.

Recent Insider Trading Activity

Date	Name	Activity	Value
Nov 13, 2025	Michael Patrick Miller	xxxxxxxxxxxxx	$97200

Show More Insider Trading Activity >

Recent Hedge Fund Trading Activity

Date	Firm	Activity	Value
Mar 31, 2024	Entrypoint Capital, Llc	xxxxxxxxxxxxx	$341635

Show More Hedge Fund Trading Activity >

Top Shareholders

# of Shares	Type	% Holding	Value
7,305,729	Insider	14.35%	51,724,561
2,051,991	Institution	4.03%	14,528,096
1,984,702	Institution	3.90%	14,051,690
1,754,051	Institution	3.45%	12,418,681
1,595,508	Institution	3.13%	11,296,197
777,390	Institution	1.53%	5,503,921
705,995	Institution	1.39%	4,998,445
607,581	Institution	1.19%	4,301,673
563,500	Institution	1.11%	3,989,580
472,595	Institution	0.93%	3,345,973

Top Mutual Fund Holders

# of Shares	Type	% Holding	Value
1,754,051	Institution	3.45%	12,418,681
777,390	Institution	1.53%	5,503,921
705,995	Institution	1.39%	4,998,445
607,581	Institution	1.19%	4,301,673
563,500	Institution	1.11%	3,989,580
472,595	Institution	0.93%	3,345,973
388,570	Institution	0.76%	2,751,076
249,303	Institution	0.49%	1,765,065
248,058	Institution	0.49%	1,756,251
208,669	Institution	0.41%	1,477,377

Top ETF Holders

Holder	# of Shares	Type	% Holding	Value
Avantis U.S. Small Cap Value ETF	1,830,145	Institution	3.60%	12,957,427
Vanguard Total Stock Market ETF	1,343,121	Institution	2.64%	8,582,543
iShares Russell 2000 ETF	1,032,245	Institution	2.03%	7,308,295
Vanguard Extended Market ETF	424,089	Institution	0.83%	2,709,929
iShares Russell 2000 Value ETF	375,155	Institution	0.74%	2,656,097
Vanguard Russell 2000 ETF	212,643	Institution	0.42%	1,358,789
EA Bridgeway Omni Small-Cap Value ETF	212,033	Institution	0.42%	1,513,916
Fidelity Enhanced Small Cap ETF	168,306	Institution	0.33%	1,201,705
Dimensional U.S. Small Cap ETF	166,672	Institution	0.33%	1,190,038
Dimensional U.S. Targeted Value ETF	156,920	Institution	0.31%	1,120,409

FAQ

Who Owns Puma Biotechnology (PBYI)?

According to the latest TipRanks data, approximately 18.63% of the company's stock is held by institutional investors, 16.00% is held by insiders, and 36.11% is held by retail investors.

What percentage of Puma Biotechnology (PBYI) stock is held by institutional investors?

According to the latest TipRanks data, approximately 18.63% of Puma Biotechnology (PBYI) stock is held by institutional investors.

What percentage of Puma Biotechnology (PBYI) stock is held by retail investors?

According to the latest TipRanks data, approximately 36.11% of Puma Biotechnology (PBYI) stock is held by retail investors.

Who owns the most shares of Puma Biotechnology (PBYI)?

Alan Auerbach owns the most shares of Puma Biotechnology (PBYI).

What is the significance of the ownership structure for a publicly traded company?

The ownership structure can impact the company's decision making, as large institutional investors may exert influence on the company's management and can also affect the company's stock price with their buying and selling patterns.