PBYI
HealthcarePuma Biotechnology, Inc.
$5.89+0.01 (+0.17%)
Prev Close
$5.88
Open
$5.94
High
$6.01
Low
$5.84
Volume
179.8K
Market Cap
$317.0M
P/E
9.66
Div Yield
—
Over the past 12 months, insider activity at Puma Biotechnology, Inc. (PBYI) has been exclusively selling, with 0 insider purchases totaling $0.00 and 14 insider sales totaling $1.05M. The most recent insider transaction was by AUERBACH ALAN H (director, 10 percent owner, officer: President and CEO), who sold $204.9K worth of shares on Jan 8, 2026. Puma Biotechnology, Inc. operates in the Healthcare sector, within the Biotechnology industry, with a market cap of $317.0M.
Buys (12M)
0
$0.00
Sells (12M)
14
$1.05M
Net Activity
Net Seller
$1.05M
Active Insiders
10
last 12 mo
PBYI Price Chart
PBYI Insider Trading Activity
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jan 8, 2026↗ | AUERBACH ALAN H | director, 10 percent owner, officer: President and CEO | Sell | 34,950 | $5.86 | $204.9K | 7,163,960 |
| Jan 8, 2026↗ | HUNT DOUGLAS M | officer: See Remarks | Sell | 8,987 | $5.86 | $52.7K | 160,921 |
| Jan 8, 2026↗ | NOUGUES MAXIMO F | officer: Chief Financial Officer | Sell | 10,945 | $5.86 | $64.2K | 199,689 |
| Nov 13, 2025↗ | MILLER MICHAEL PATRICK | Director | Sell | 20,000 | $4.86 | $97.2K | 54,000 |
| Jul 22, 2025↗ | Cesano Alessandra | Director | Sell | 27,000 | $3.37 | $90.9K | 41,850 |
| Jul 10, 2025↗ | AUERBACH ALAN H | President and CEO | Sell | 47,172 | $3.53 | $166.7K | 7,202,480 |
| Jul 10, 2025↗ | HUNT DOUGLAS M | See Remarks | Sell | 7,817 | $3.53 | $27.6K | 168,337 |
| Jul 10, 2025↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 9,522 | $3.53 | $33.6K | 208,164 |
| Jun 17, 2025↗ | Cesano Alessandra | Director | Sell | 12,150 | $3.40 | $41.3K | 68,850 |
| Jun 17, 2025↗ | Dorval Allison | Director | Sell | 11,610 | $3.40 | $39.5K | 75,390 |
| Jun 17, 2025↗ | MOYES JAY M | Director | Sell | 22,000 | $3.40 | $74.8K | 53,322 |
| Jun 17, 2025↗ | Senderowicz Adrian | Director | Sell | 27,000 | $3.40 | $91.8K | 27,000 |
| Jun 17, 2025↗ | Stuglik Brian M | Director | Sell | 8,100 | $3.39 | $27.5K | 94,958 |
| Jun 17, 2025↗ | WILSON TROY EDWARD | Director | Sell | 10,800 | $3.40 | $36.7K | 43,550 |
| Jan 3, 2025↗ | AUERBACH ALAN H | President and CEO | Sell | 33,841 | $3.15 | $106.7K | 7,029,670 |
| Jan 3, 2025↗ | HUNT DOUGLAS M | See Remarks | Sell | 8,633 | $3.15 | $27.2K | 124,594 |
| Jan 3, 2025↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 9,437 | $3.15 | $29.7K | 108,951 |
| Jan 3, 2025↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 10,227 | $3.15 | $32.2K | 152,295 |
| Aug 13, 2024↗ | MILLER MICHAEL PATRICK | Director | Sell | 23,358 | $3.49 | $81.5K | 47,000 |
| Jul 18, 2024↗ | AUERBACH ALAN H | President and CEO | Sell | 21,920 | $3.70 | $81.1K | 7,063,520 |
| Jul 18, 2024↗ | HUNT DOUGLAS M | See Remarks | Sell | 3,637 | $3.70 | $13.5K | 133,227 |
| Jul 18, 2024↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 2,598 | $3.70 | $9.6K | 118,388 |
| Jul 18, 2024↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 4,156 | $3.70 | $15.4K | 162,522 |
| Jul 2, 2024↗ | AUERBACH ALAN H | President and CEO | Sell | 18,885 | $3.27 | $61.7K | 7,085,440 |
| Jul 2, 2024↗ | HUNT DOUGLAS M | See Remarks | Sell | 4,349 | $3.27 | $14.2K | 136,864 |
| Jul 2, 2024↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 6,051 | $3.27 | $19.8K | 120,986 |
| Jul 2, 2024↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 5,295 | $3.27 | $17.3K | 166,678 |
| Jun 17, 2024↗ | Dorval Allison | Director | Sell | 11,000 | $3.37 | $37.1K | 33,000 |
| Jun 17, 2024↗ | MOYES JAY M | Director | Sell | 22,000 | $3.34 | $73.5K | 21,322 |
| Jun 17, 2024↗ | Senderowicz Adrian | Director | Sell | 27,000 | $3.33 | $89.8K | 0 |
| Jun 17, 2024↗ | Stuglik Brian M | Director | Sell | 9,900 | $3.39 | $33.5K | 49,058 |
| Jun 17, 2024↗ | WILSON TROY EDWARD | Director | Sell | 27,000 | $3.33 | $89.9K | 350 |
| Jan 10, 2024↗ | Wong Alvin F | Chief Scientific Officer | Sell | 280 | $3.76 | $1.1K | 97,934 |
| Jan 5, 2024↗ | AUERBACH ALAN H | President and CEO | Sell | 41,396 | $4.49 | $185.7K | 6,936,950 |
| Jan 5, 2024↗ | HUNT DOUGLAS M | See Remarks | Sell | 8,358 | $4.49 | $37.5K | 103,319 |
| Jan 5, 2024↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 12,956 | $4.49 | $58.1K | 99,970 |
| Jan 5, 2024↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 15,682 | $4.49 | $70.3K | 128,666 |
| Jan 5, 2024↗ | Wong Alvin F | Chief Scientific Officer | Sell | 7,733 | $4.49 | $34.7K | 98,214 |
| Nov 9, 2023↗ | MILLER MICHAEL PATRICK | Director | Sell | 25,000 | $2.83 | $70.8K | 43,358 |
| Jul 6, 2023↗ | AUERBACH ALAN H | President and CEO | Sell | 60,698 | $3.31 | $201.0K | 6,978,340 |
| Jul 6, 2023↗ | HUNT DOUGLAS M | See Remarks | Sell | 7,809 | $3.31 | $25.9K | 111,677 |
| Jul 6, 2023↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 12,103 | $3.31 | $40.1K | 112,926 |
| Jul 6, 2023↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 14,680 | $3.31 | $48.6K | 144,348 |
| Jul 6, 2023↗ | Wong Alvin F | Chief Scientific Officer | Sell | 6,938 | $3.31 | $23.0K | 105,947 |
| Jun 15, 2023↗ | Dorval Allison | Director | Sell | 10,000 | $3.45 | $34.5K | 17,000 |
| Jun 15, 2023↗ | MILLER MICHAEL PATRICK | Director | Sell | 13,500 | $3.45 | $46.6K | 41,358 |
| Jun 15, 2023↗ | MOYES JAY M | Director | Sell | 22,000 | $3.45 | $76.0K | 16,322 |
| Jun 15, 2023↗ | Senderowicz Adrian | Director | Sell | 27,000 | $3.45 | $93.3K | 0 |
| Jun 15, 2023↗ | Stuglik Brian M | Director | Sell | 9,900 | $3.46 | $34.3K | 31,958 |
| Jun 15, 2023↗ | WILSON TROY EDWARD | Director | Sell | 27,000 | $3.45 | $93.3K | 350 |
Showing 1–50 of 140
1 / 3
PBYI Insider Buying Activity
The following table shows recent insider purchases of Puma Biotechnology, Inc. (PBYI) stock reported via SEC Form 4 filings.
No insider buying activity found for PBYI in the last 12 months.
PBYI Insider Selling Activity
The following table shows recent insider sales of Puma Biotechnology, Inc. (PBYI) stock reported via SEC Form 4 filings.
| Date | Insider | Role | Type | Shares | Avg Price | Value | Shares After |
|---|---|---|---|---|---|---|---|
| Jan 8, 2026↗ | AUERBACH ALAN H | director, 10 percent owner, officer: President and CEO | Sell | 34,950 | $5.86 | $204.9K | 7,163,960 |
| Jan 8, 2026↗ | HUNT DOUGLAS M | officer: See Remarks | Sell | 8,987 | $5.86 | $52.7K | 160,921 |
| Jan 8, 2026↗ | NOUGUES MAXIMO F | officer: Chief Financial Officer | Sell | 10,945 | $5.86 | $64.2K | 199,689 |
| Nov 13, 2025↗ | MILLER MICHAEL PATRICK | Director | Sell | 20,000 | $4.86 | $97.2K | 54,000 |
| Jul 22, 2025↗ | Cesano Alessandra | Director | Sell | 27,000 | $3.37 | $90.9K | 41,850 |
| Jul 10, 2025↗ | AUERBACH ALAN H | President and CEO | Sell | 47,172 | $3.53 | $166.7K | 7,202,480 |
| Jul 10, 2025↗ | HUNT DOUGLAS M | See Remarks | Sell | 7,817 | $3.53 | $27.6K | 168,337 |
| Jul 10, 2025↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 9,522 | $3.53 | $33.6K | 208,164 |
| Jun 17, 2025↗ | Cesano Alessandra | Director | Sell | 12,150 | $3.40 | $41.3K | 68,850 |
| Jun 17, 2025↗ | Dorval Allison | Director | Sell | 11,610 | $3.40 | $39.5K | 75,390 |
| Jun 17, 2025↗ | MOYES JAY M | Director | Sell | 22,000 | $3.40 | $74.8K | 53,322 |
| Jun 17, 2025↗ | Senderowicz Adrian | Director | Sell | 27,000 | $3.40 | $91.8K | 27,000 |
| Jun 17, 2025↗ | Stuglik Brian M | Director | Sell | 8,100 | $3.39 | $27.5K | 94,958 |
| Jun 17, 2025↗ | WILSON TROY EDWARD | Director | Sell | 10,800 | $3.40 | $36.7K | 43,550 |
| Jan 3, 2025↗ | AUERBACH ALAN H | President and CEO | Sell | 33,841 | $3.15 | $106.7K | 7,029,670 |
| Jan 3, 2025↗ | HUNT DOUGLAS M | See Remarks | Sell | 8,633 | $3.15 | $27.2K | 124,594 |
| Jan 3, 2025↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 9,437 | $3.15 | $29.7K | 108,951 |
| Jan 3, 2025↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 10,227 | $3.15 | $32.2K | 152,295 |
| Aug 13, 2024↗ | MILLER MICHAEL PATRICK | Director | Sell | 23,358 | $3.49 | $81.5K | 47,000 |
| Jul 18, 2024↗ | AUERBACH ALAN H | President and CEO | Sell | 21,920 | $3.70 | $81.1K | 7,063,520 |
| Jul 18, 2024↗ | HUNT DOUGLAS M | See Remarks | Sell | 3,637 | $3.70 | $13.5K | 133,227 |
| Jul 18, 2024↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 2,598 | $3.70 | $9.6K | 118,388 |
| Jul 18, 2024↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 4,156 | $3.70 | $15.4K | 162,522 |
| Jul 2, 2024↗ | AUERBACH ALAN H | President and CEO | Sell | 18,885 | $3.27 | $61.7K | 7,085,440 |
| Jul 2, 2024↗ | HUNT DOUGLAS M | See Remarks | Sell | 4,349 | $3.27 | $14.2K | 136,864 |
| Jul 2, 2024↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 6,051 | $3.27 | $19.8K | 120,986 |
| Jul 2, 2024↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 5,295 | $3.27 | $17.3K | 166,678 |
| Jun 17, 2024↗ | Dorval Allison | Director | Sell | 11,000 | $3.37 | $37.1K | 33,000 |
| Jun 17, 2024↗ | MOYES JAY M | Director | Sell | 22,000 | $3.34 | $73.5K | 21,322 |
| Jun 17, 2024↗ | Senderowicz Adrian | Director | Sell | 27,000 | $3.33 | $89.8K | 0 |
| Jun 17, 2024↗ | Stuglik Brian M | Director | Sell | 9,900 | $3.39 | $33.5K | 49,058 |
| Jun 17, 2024↗ | WILSON TROY EDWARD | Director | Sell | 27,000 | $3.33 | $89.9K | 350 |
| Jan 10, 2024↗ | Wong Alvin F | Chief Scientific Officer | Sell | 280 | $3.76 | $1.1K | 97,934 |
| Jan 5, 2024↗ | AUERBACH ALAN H | President and CEO | Sell | 41,396 | $4.49 | $185.7K | 6,936,950 |
| Jan 5, 2024↗ | HUNT DOUGLAS M | See Remarks | Sell | 8,358 | $4.49 | $37.5K | 103,319 |
| Jan 5, 2024↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 12,956 | $4.49 | $58.1K | 99,970 |
| Jan 5, 2024↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 15,682 | $4.49 | $70.3K | 128,666 |
| Jan 5, 2024↗ | Wong Alvin F | Chief Scientific Officer | Sell | 7,733 | $4.49 | $34.7K | 98,214 |
| Nov 9, 2023↗ | MILLER MICHAEL PATRICK | Director | Sell | 25,000 | $2.83 | $70.8K | 43,358 |
| Jul 6, 2023↗ | AUERBACH ALAN H | President and CEO | Sell | 60,698 | $3.31 | $201.0K | 6,978,340 |
| Jul 6, 2023↗ | HUNT DOUGLAS M | See Remarks | Sell | 7,809 | $3.31 | $25.9K | 111,677 |
| Jul 6, 2023↗ | Ludwig Jeffrey Jerome | Chief Commercial Officer | Sell | 12,103 | $3.31 | $40.1K | 112,926 |
| Jul 6, 2023↗ | NOUGUES MAXIMO F | Chief Financial Officer | Sell | 14,680 | $3.31 | $48.6K | 144,348 |
| Jul 6, 2023↗ | Wong Alvin F | Chief Scientific Officer | Sell | 6,938 | $3.31 | $23.0K | 105,947 |
| Jun 15, 2023↗ | Dorval Allison | Director | Sell | 10,000 | $3.45 | $34.5K | 17,000 |
| Jun 15, 2023↗ | MILLER MICHAEL PATRICK | Director | Sell | 13,500 | $3.45 | $46.6K | 41,358 |
| Jun 15, 2023↗ | MOYES JAY M | Director | Sell | 22,000 | $3.45 | $76.0K | 16,322 |
| Jun 15, 2023↗ | Senderowicz Adrian | Director | Sell | 27,000 | $3.45 | $93.3K | 0 |
| Jun 15, 2023↗ | Stuglik Brian M | Director | Sell | 9,900 | $3.46 | $34.3K | 31,958 |
| Jun 15, 2023↗ | WILSON TROY EDWARD | Director | Sell | 27,000 | $3.45 | $93.3K | 350 |
PBYI Insiders
AUERBACH ALAN H
director, 10 percent owner, officer: President and CEO
Sold $204.9K
2 tradesLast: Jan 7, 2026
Similar Stocks to PBYI
VRTX
Vertex Pharmaceuticals Incorporated
$470.20-1.66%
$121.44B
REGN
Regeneron Pharmaceuticals, Inc.
$743.51-0.41%
$77.57B
ALNY
Alnylam Pharmaceuticals, Inc.
$313.45-1.19%
$42.07B
INSM
Insmed Incorporated
$139.06-0.33%
$30.07B
UTHR
United Therapeutics Corporation
$536.12+0.97%
$23.50B
MRNA
Moderna, Inc.
$52.56-1.89%
$20.76B
ROIV
Roivant Sciences Ltd.
$28.06-1.44%
$20.08B
RPRX
Royalty Pharma plc
$45.65-0.57%
$19.56B