Puma Biotechnology Ownership & Insider Activity

Puma Biotechnology (PBYI) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 17.3% of shares outstanding. Institutional investors hold 43.4%. Over the past 90 days, insiders made 2 sales worth $466K.

Shares Outstanding

51.620M

Shares Float

44.077M

Insider Shares Owned

8.946M

Insider % Owned

17.3%

Institutional Shares Held

22.429M

Institutional % Held

43.4%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$466K total

Net Activity

Net Selling

Net Value (90d)

-$466K

Puma Biotechnology Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 14, 2026	Troy E. Wilson	DIRECTOR	SELL	5.000K	$9.10	$46K
Sep 14, 2026	Alessandra Cesano	DIRECTOR	SELL	12.150K	$6.03	$420K
Jul 6, 2026	Alan H Auerbach	PRESIDENT AND CEO	SELL	44.058K	$8.26	$364K
Jul 6, 2026	Douglas M Hunt	SEE REMARKS	SELL	8.460K	$8.26	$70K
Jul 6, 2026	Maximo F Nougues	CHIEF FINANCIAL OFFICER	SELL	9.386K	$8.26	$78K
Jun 11, 2026	Troy E. Wilson	DIRECTOR	GRANT	16.200K	$7.20	$78K
Jun 11, 2026	Brian M Stuglik	DIRECTOR	GRANT	18.900K	$7.20	$58K
Jun 11, 2026	Adrian Senderowicz	DIRECTOR	GRANT	—	$7.20	$194K
Jun 11, 2026	Jay M Moyes	DIRECTOR	GRANT	5.000K	$7.22	$159K
Jun 11, 2026	Allison Dorval	DIRECTOR	GRANT	15.390K	$7.20	$84K