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United States Biotechnology & Medical Research

Puma Biotechnology Inc (PBYI)

Track

Over the last 90 days, Puma Biotechnology Inc. has seen significant insider selling activity, with a total sell value of $577,242.6. All five transactions recorded were sales, indicating no insider buying. This trend occurred despite the stock's positive 90-day price change of 19.1% and its recent earnings report beating expectations.
Stock chart
Ticker: PBYI Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
WILSON TROY EDWARD
2 sales — total 200,000 USD
Planned sale 12 Jun 2026
Value US$1,856,628.57 | Price 253.77 | Shares 87,544
Proposed sale 12 Jun 2026
Value US$4,412,599.26 | Price 146.46 | Shares 51,693
Planned sale 12 Jun 2026
Value US$2,794,711.02 | Price 62.17 | Shares 53,126
Proposed sale 12 Jun 2026
Value US$2,813,594.69 | Price 431.16 | Shares 54,330
Planned sale 12 Jun 2026
Value US$100,000.00 | Price 7.20 | Shares 1,000
Proposed sale 12 Jun 2026
Value US$100,000.00 | Price 7.26 | Shares 1,000
Planned sale 12 Jun 2026
Value US$100,000.00 | Price 7.22 | Shares 1,000
Proposed sale 12 Jun 2026
Value US$100,000.00 | Price 7.26 | Shares 1,000
Planned sale 12 Jun 2026
Value US$100,000.00 | Price 7.20 | Shares 1,000
Proposed sale 12 Jun 2026
Value US$100,000.00 | Price 7.26 | Shares 1,000
Planned sale 7 Jan 2026
Value US$105,892.55 | Price 5.88 | Shares 18,012
Proposed sale 7 Jan 2026
Value US$105,892.55 | Price 5.88 | Shares 18,012
Planned sale 7 Jan 2026
Value US$29,477.31 | Price 5.88 | Shares 5,014
Proposed sale 7 Jan 2026
Value US$29,477.31 | Price 5.88 | Shares 5,014
Planned sale 7 Jan 2026
Value US$37,654.99 | Price 5.88 | Shares 6,405
Proposed sale 7 Jan 2026
Value US$37,655.00 | Price 5.88 | Shares 6,405
Planned sale 6 Jan 2026
Value US$98,985.67 | Price 5.84 | Shares 16,938
Proposed sale 6 Jan 2026
Value US$98,978.90 | Price 5.84 | Shares 16,938
Planned sale 6 Jan 2026
Value US$23,218.21 | Price 5.84 | Shares 3,973
Proposed sale 6 Jan 2026
Value US$23,216.62 | Price 5.84 | Shares 3,973
Planned sale 6 Jan 2026
Value US$26,531.76 | Price 5.84 | Shares 4,540
Proposed sale 6 Jan 2026
Value US$26,529.94 | Price 5.84 | Shares 4,540
Sale 11 Nov 2025
Value US$97,228.00 | Price 4.86 | Shares 20,000
Proposed sale 11 Nov 2025
Value US$97,227.83 | Price 4.86 | Shares 20,000
Planned sale 18 Jul 2025
Value US$90,909.00 | Price 3.37 | Shares 27,000
Proposed sale 18 Jul 2025
Value US$90,909.22 | Price 3.37 | Shares 27,000
Planned sale 9 Jul 2025
Value US$12,171.00 | Price 3.54 | Shares 3,443
Proposed sale 9 Jul 2025
Value US$12,171.01 | Price 3.54 | Shares 3,443
Planned sale 9 Jul 2025
Value US$13,910.22 | Price 3.54 | Shares 3,935
Proposed sale 9 Jul 2025
Value US$13,910.23 | Price 3.54 | Shares 3,935
Planned sale 9 Jul 2025
Value US$76,285.30 | Price 3.54 | Shares 21,580
Proposed sale 9 Jul 2025
Value US$76,285.31 | Price 3.54 | Shares 21,580
Planned sale 8 Jul 2025
Value US$15,453.34 | Price 3.53 | Shares 4,374
Proposed sale 8 Jul 2025
Value US$15,454.65 | Price 3.53 | Shares 4,374
Planned sale 8 Jul 2025
Value US$19,738.87 | Price 3.53 | Shares 5,587
Proposed sale 8 Jul 2025
Value US$19,740.55 | Price 3.53 | Shares 5,587
Planned sale 8 Jul 2025
Value US$90,416.54 | Price 3.53 | Shares 25,592
Proposed sale 8 Jul 2025
Value US$90,424.21 | Price 3.53 | Shares 25,592
Planned sale 13 Jun 2025
Value US$36,720.00 | Price 3.40 | Shares 10,800
Proposed sale 13 Jun 2025
Value US$36,677.79 | Price 3.40 | Shares 10,800
Planned sale 13 Jun 2025
Value US$91,800.00 | Price 3.40 | Shares 27,000
Proposed sale 13 Jun 2025
Value US$91,767.31 | Price 3.40 | Shares 27,000
Planned sale 13 Jun 2025
Value US$27,459.00 | Price 3.39 | Shares 8,100
Proposed sale 13 Jun 2025
Value US$27,496.86 | Price 3.39 | Shares 8,100
Planned sale 13 Jun 2025
Value US$74,800.00 | Price 3.40 | Shares 22,000
Proposed sale 13 Jun 2025
Value US$74,756.44 | Price 3.40 | Shares 22,000
Planned sale 13 Jun 2025
Value US$41,310.00 | Price 3.40 | Shares 12,150
Proposed sale 13 Jun 2025
Value US$41,284.98 | Price 3.40 | Shares 12,150
Planned sale 13 Jun 2025
Value US$39,474.00 | Price 3.40 | Shares 11,610
Proposed sale 13 Jun 2025
Value US$39,436.53 | Price 3.40 | Shares 11,610
Proposed sale 21 May 2025
Value US$191,309.77 | Price 3.42 | Shares 55,882
Planned sale 2 Jan 2025
Value US$32,232.44 | Price 3.15 | Shares 10,227
Proposed sale 2 Jan 2025
Value US$31,192.35 | Price 3.05 | Shares 10,227
Planned sale 2 Jan 2025
Value US$29,742.59 | Price 3.15 | Shares 9,437
Proposed sale 2 Jan 2025
Value US$28,782.85 | Price 3.05 | Shares 9,437
Planned sale 2 Jan 2025
Value US$27,208.63 | Price 3.15 | Shares 8,633
Proposed sale 2 Jan 2025
Value US$26,330.65 | Price 3.05 | Shares 8,633
Planned sale 2 Jan 2025
Value US$106,656.68 | Price 3.15 | Shares 33,841
Proposed sale 2 Jan 2025
Value US$103,215.05 | Price 3.05 | Shares 33,841
Sale 12 Aug 2024
Value US$81,465.70 | Price 3.49 | Shares 23,358
Proposed sale 12 Aug 2024
Value US$87,826.08 | Price 3.76 | Shares 23,358
Planned sale 17 Jul 2024
Value US$9,615.46 | Price 3.70 | Shares 2,598
Proposed sale 17 Jul 2024
Value US$10,262.10 | Price 3.95 | Shares 2,598
Planned sale 17 Jul 2024
Value US$15,381.77 | Price 3.70 | Shares 4,156
Proposed sale 17 Jul 2024
Value US$16,416.20 | Price 3.95 | Shares 4,156
Planned sale 17 Jul 2024
Value US$81,128.11 | Price 3.70 | Shares 21,920
Proposed sale 17 Jul 2024
Value US$86,584.00 | Price 3.95 | Shares 21,920
Planned sale 17 Jul 2024
Value US$13,460.90 | Price 3.70 | Shares 3,637
Proposed sale 17 Jul 2024
Value US$14,366.15 | Price 3.95 | Shares 3,637
Proposed sale 2 Jul 2024
Value US$17,367.60 | Price 3.28 | Shares 5,295
Planned sale 2 Jul 2024
Value US$17,306.71 | Price 3.27 | Shares 5,295
Proposed sale 2 Jul 2024
Value US$19,847.28 | Price 3.28 | Shares 6,051
Planned sale 2 Jul 2024
Value US$19,777.69 | Price 3.27 | Shares 6,051
Proposed sale 2 Jul 2024
Value US$14,264.72 | Price 3.28 | Shares 4,349
Proposed sale 2 Jul 2024
Value US$61,942.80 | Price 3.28 | Shares 18,885
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-15 2026-06-12 PlS Planned sale
3.0
WILSON TROY EDWARD
Non-Executive Director
87,544 +33.2%
253.77
US$1,856,629 		87,544 +33.2% 253.77 US$1,856,629
2026-06-15 2026-06-12 PlS Planned sale
4.1
Stuglik Brian M
Non-Executive Director
53,126 +23.4%
62.17
US$2,794,711 		53,126 +23.4% 62.17 US$2,794,711
2026-06-15 2026-06-12 PlS Planned sale
1.6
Senderowicz Adrian
Non-Executive Director
10,473 +15.2%
132.09
US$2,945,769 		10,473 +15.2% 132.09 US$2,945,769
2026-06-15 2026-06-12 PlS Planned sale
3.7
MOYES JAY M
Non-Executive Director
1,000 -27.4%
7.22
US$100,000 		1,000 -27.4% 7.22 US$100,000
2026-06-15 2026-06-12 PlS Planned sale
2.5
Dorval Allison
Non-Executive Director
1,000 -11.3%
7.20
US$100,000 		1,000 -11.3% 7.20 US$100,000
2026-06-12 2026-06-12 PrS Proposed sale
1.6
Senderowicz Adrian

Director

Non-Executive Director
1,000
7.26
US$100,000 		1,000 7.26 US$100,000
2026-06-12 2026-06-12 PrS Proposed sale
3.7
MOYES JAY M

Director

Non-Executive Director
1,000
7.26
US$100,000 		1,000 7.26 US$100,000
2026-06-12 2026-06-12 PrS Proposed sale
2.5
Dorval Allison

Director

Non-Executive Director
1,000
7.26
US$100,000 		1,000 7.26 US$100,000
2026-06-12 2026-06-12 PrS Proposed sale
3.0
WILSON TROY EDWARD

Director

Non-Executive Director
1,000
7.26
US$100,000 		1,000 7.26 US$100,000
2026-06-12 2026-06-12 PrS Proposed sale
4.1
Stuglik Brian M

Director

Non-Executive Director
1,000
7.26
US$100,000 		1,000 7.26 US$100,000
2026-01-08 2026-01-07 PlS Planned sale
3.4
AUERBACH ALAN H

President and CEO

Executive Director Large shareholder
18,012 -0.3%
5.88
US$105,893 		18,012 -0.3% 5.88 US$105,893
2026-01-08 2026-01-07 PlS Planned sale
3.6
HUNT DOUGLAS M

See Remarks

Officer
5,014 -3.1%
5.88
US$29,477 		5,014 -3.1% 5.88 US$29,477
2026-01-08 2026-01-07 PlS Planned sale
3.6
NOUGUES MAXIMO F

Chief Financial Officer

Officer
6,405 -3.2%
5.88
US$37,655 		6,405 -3.2% 5.88 US$37,655
2026-01-07 2026-01-07 PrS Proposed sale
3.4
AUERBACH ALAN H

Officer; Director

Executive Director
18,012
5.88
US$105,893 		18,012 5.88 US$105,893
2026-01-07 2026-01-07 PrS Proposed sale
3.6
HUNT DOUGLAS M

Officer

Officer
5,014
5.88
US$29,477 		5,014 5.88 US$29,477
2026-01-07 2026-01-07 PrS Proposed sale
3.6
NOUGUES MAXIMO F

Officer

Officer
6,405
5.88
US$37,655 		6,405 5.88 US$37,655
2026-01-08 2026-01-06 PlS Planned sale
3.4
AUERBACH ALAN H

President and CEO

Executive Director Large shareholder
16,938 -0.2%
5.84
US$98,986 		16,938 -0.2% 5.84 US$98,986
2026-01-08 2026-01-06 PlS Planned sale
3.6
HUNT DOUGLAS M

See Remarks

Officer
3,973 -2.4%
5.84
US$23,218 		3,973 -2.4% 5.84 US$23,218
2026-01-08 2026-01-06 PlS Planned sale
3.6
NOUGUES MAXIMO F

Chief Financial Officer

Officer
4,540 -2.2%
5.84
US$26,532 		4,540 -2.2% 5.84 US$26,532
2026-01-06 2026-01-06 PrS Proposed sale
3.6
NOUGUES MAXIMO F

Officer

Officer
4,540
5.84
US$26,530 		4,540 5.84 US$26,530
2026-01-06 2026-01-06 PrS Proposed sale
3.6
HUNT DOUGLAS M

Officer

Officer
3,973
5.84
US$23,217 		3,973 5.84 US$23,217
2026-01-06 2026-01-06 PrS Proposed sale
3.4
AUERBACH ALAN H

Officer; Director

Executive Director
16,938
5.84
US$98,979 		16,938 5.84 US$98,979
2025-11-13 2025-11-11 S Sale
2.3
MILLER MICHAEL PATRICK
Non-Executive Director
20,000 -27.0%
4.86
US$97,228 		20,000 -27.0% 4.86 US$97,228
2025-11-12 2025-11-11 PrS Proposed sale
2.3
MILLER MICHAEL PATRICK

Director

Non-Executive Director
20,000
4.86
US$97,228 		20,000 4.86 US$97,228
2025-07-22 2025-07-18 PlS Planned sale
Cesano Alessandra
Non-Executive Director
27,000 -39.2%
3.37
US$90,909 		27,000 -39.2% 3.37 US$90,909
2025-07-18 2025-07-18 PrS Proposed sale
Cesano Alessandra

Director

Non-Executive Director
27,000
3.37
US$90,909 		27,000 3.37 US$90,909
2025-07-10 2025-07-09 PlS Planned sale
3.6
HUNT DOUGLAS M

See Remarks

Officer
3,443 -2.0%
3.54
US$12,171 		3,443 -2.0% 3.54 US$12,171
2025-07-10 2025-07-09 PlS Planned sale
3.6
NOUGUES MAXIMO F

Chief Financial Officer

Officer
3,935 -1.9%
3.54
US$13,910 		3,935 -1.9% 3.54 US$13,910
2025-07-10 2025-07-09 PlS Planned sale
3.4
AUERBACH ALAN H

President and CEO

Executive Director Large shareholder
21,580 -0.3%
3.54
US$76,285 		21,580 -0.3% 3.54 US$76,285
2025-07-09 2025-07-09 PrS Proposed sale
3.6
NOUGUES MAXIMO F

Officer

Officer
3,935
3.54
US$13,910 		3,935 3.54 US$13,910
2025-07-09 2025-07-09 PrS Proposed sale
3.4
AUERBACH ALAN H

Officer; Director

Executive Director
21,580
3.54
US$76,285 		21,580 3.54 US$76,285
2025-07-09 2025-07-09 PrS Proposed sale
3.6
HUNT DOUGLAS M

Officer

Officer
3,443
3.54
US$12,171 		3,443 3.54 US$12,171
2025-07-10 2025-07-08 PlS Planned sale
3.6
HUNT DOUGLAS M

See Remarks

Officer
4,374 -2.5%
3.53
US$15,453 		4,374 -2.5% 3.53 US$15,453
2025-07-10 2025-07-08 PlS Planned sale
3.6
NOUGUES MAXIMO F

Chief Financial Officer

Officer
5,587 -2.6%
3.53
US$19,739 		5,587 -2.6% 3.53 US$19,739
2025-07-10 2025-07-08 PlS Planned sale
3.4
AUERBACH ALAN H

President and CEO

Executive Director Large shareholder
25,592 -0.4%
3.53
US$90,417 		25,592 -0.4% 3.53 US$90,417
2025-07-08 2025-07-08 PrS Proposed sale
3.4
AUERBACH ALAN H

Officer; Director

Executive Director
25,592
3.53
US$90,424 		25,592 3.53 US$90,424
2025-07-08 2025-07-08 PrS Proposed sale
3.6
NOUGUES MAXIMO F

Officer

Officer
5,587
3.53
US$19,741 		5,587 3.53 US$19,741
2025-07-08 2025-07-08 PrS Proposed sale
3.6
HUNT DOUGLAS M

Officer

Officer
4,374
3.53
US$15,455 		4,374 3.53 US$15,455
2025-06-17 2025-06-13 PlS Planned sale
3.0
WILSON TROY EDWARD
Non-Executive Director
10,800 -19.9%
3.40
US$36,720 		10,800 -19.9% 3.40 US$36,720
2025-06-17 2025-06-13 PlS Planned sale
1.6
Senderowicz Adrian
Non-Executive Director
27,000 -50.0%
3.40
US$91,800 		27,000 -50.0% 3.40 US$91,800
2025-06-17 2025-06-13 PlS Planned sale
4.1
Stuglik Brian M
Non-Executive Director
8,100 -7.9%
3.39
US$27,459 		8,100 -7.9% 3.39 US$27,459
2025-06-17 2025-06-13 PlS Planned sale
3.7
MOYES JAY M
Non-Executive Director
22,000 -29.2%
3.40
US$74,800 		22,000 -29.2% 3.40 US$74,800
2025-06-17 2025-06-13 PlS Planned sale
Cesano Alessandra
Non-Executive Director
12,150 -15.0%
3.40
US$41,310 		12,150 -15.0% 3.40 US$41,310
2025-06-17 2025-06-13 PlS Planned sale
2.5
Dorval Allison
Non-Executive Director
11,610 -13.3%
3.40
US$39,474 		11,610 -13.3% 3.40 US$39,474
2025-06-13 2025-06-13 PrS Proposed sale
3.0
WILSON TROY EDWARD

Director

Non-Executive Director
10,800
3.40
US$36,678 		10,800 3.40 US$36,678
2025-06-13 2025-06-13 PrS Proposed sale
1.6
Senderowicz Adrian

Director

Non-Executive Director
27,000
3.40
US$91,767 		27,000 3.40 US$91,767
2025-06-13 2025-06-13 PrS Proposed sale
2.5
Dorval Allison

Director

Non-Executive Director
11,610
3.40
US$39,437 		11,610 3.40 US$39,437
2025-06-13 2025-06-13 PrS Proposed sale
Cesano Alessandra

Director

Non-Executive Director
12,150
3.40
US$41,285 		12,150 3.40 US$41,285
2025-06-13 2025-06-13 PrS Proposed sale
4.1
Stuglik Brian M

Director

Non-Executive Director
8,100
3.39
US$27,497 		8,100 3.39 US$27,497
2025-06-13 2025-06-13 PrS Proposed sale
3.7
MOYES JAY M

Director

Non-Executive Director
22,000
3.40
US$74,756 		22,000 3.40 US$74,756
2025-05-21 2025-05-21 PrS Proposed sale
3.3
Ludwig Jeffrey Jerome

Former Officer

Officer
55,882
3.42
US$191,310 		55,882 3.42 US$191,310
2025-01-03 2025-01-02 PlS Planned sale
3.6
NOUGUES MAXIMO F

Chief Financial Officer

Officer
10,227 -6.3%
3.15
US$32,232 		10,227 -6.3% 3.15 US$32,232
2025-01-03 2025-01-02 PlS Planned sale
3.3
Ludwig Jeffrey Jerome

Chief Commercial Officer

Officer
9,437 -8.0%
3.15
US$29,743 		9,437 -8.0% 3.15 US$29,743
2025-01-03 2025-01-02 PlS Planned sale
3.6
HUNT DOUGLAS M

See Remarks

Officer
8,633 -6.5%
3.15
US$27,209 		8,633 -6.5% 3.15 US$27,209
2025-01-03 2025-01-02 PlS Planned sale
3.4
AUERBACH ALAN H

President and CEO

Executive Director Large shareholder
33,841 -0.5%
3.15
US$106,657 		33,841 -0.5% 3.15 US$106,657
2025-01-02 2025-01-02 PrS Proposed sale
3.6
NOUGUES MAXIMO F

Officer

Officer
10,227
3.05
US$31,192 		10,227 3.05 US$31,192
2025-01-02 2025-01-02 PrS Proposed sale
3.3
Ludwig Jeffrey Jerome

Officer

Officer
9,437
3.05
US$28,783 		9,437 3.05 US$28,783
2025-01-02 2025-01-02 PrS Proposed sale
3.6
HUNT DOUGLAS M

Officer

Officer
8,633
3.05
US$26,331 		8,633 3.05 US$26,331
2025-01-02 2025-01-02 PrS Proposed sale
3.4
AUERBACH ALAN H

Officer; Director; 10% Stockholder

Executive Director Large shareholder
33,841
3.05
US$103,215 		33,841 3.05 US$103,215
2024-08-13 2024-08-12 S Sale
2.3
MILLER MICHAEL PATRICK
Non-Executive Director
23,358 -33.2%
3.49
US$81,466 		23,358 -33.2% 3.49 US$81,466
2024-08-12 2024-08-12 PrS Proposed sale
2.3
MILLER MICHAEL PATRICK

Director

Non-Executive Director
23,358
3.76
US$87,826 		23,358 3.76 US$87,826
2024-07-18 2024-07-17 PlS Planned sale
3.3
Ludwig Jeffrey Jerome

Chief Commercial Officer

Officer
2,598 -2.1%
3.70
US$9,615 		2,598 -2.1% 3.70 US$9,615
2024-07-18 2024-07-17 PlS Planned sale
3.6
NOUGUES MAXIMO F

Chief Financial Officer

Officer
4,156 -2.5%
3.70
US$15,382 		4,156 -2.5% 3.70 US$15,382
2024-07-18 2024-07-17 PlS Planned sale
3.4
AUERBACH ALAN H

President and CEO

Executive Director Large shareholder
21,920 -0.3%
3.70
US$81,128 		21,920 -0.3% 3.70 US$81,128
2024-07-18 2024-07-17 PlS Planned sale
3.6
HUNT DOUGLAS M

See Remarks

Officer
3,637 -2.7%
3.70
US$13,461 		3,637 -2.7% 3.70 US$13,461
2024-07-17 2024-07-17 PrS Proposed sale
3.6
NOUGUES MAXIMO F

Officer

Officer
4,156
3.95
US$16,416 		4,156 3.95 US$16,416
2024-07-17 2024-07-17 PrS Proposed sale
3.3
Ludwig Jeffrey Jerome

Officer

Officer
2,598
3.95
US$10,262 		2,598 3.95 US$10,262
2024-07-17 2024-07-17 PrS Proposed sale
3.6
HUNT DOUGLAS M

Officer

Officer
3,637
3.95
US$14,366 		3,637 3.95 US$14,366
2024-07-17 2024-07-17 PrS Proposed sale
3.4
AUERBACH ALAN H

Officer; Director; 10% Stockholder

Executive Director Large shareholder
21,920
3.95
US$86,584 		21,920 3.95 US$86,584
2024-07-02 2024-07-02 PrS Proposed sale
3.6
NOUGUES MAXIMO F

Officer

Officer
5,295
3.28
US$17,368 		5,295 3.28 US$17,368
2024-07-02 2024-07-02 PrS Proposed sale
3.3
Ludwig Jeffrey Jerome

Officer

Officer
6,051
3.28
US$19,847 		6,051 3.28 US$19,847
2024-07-02 2024-07-02 PrS Proposed sale
3.6
HUNT DOUGLAS M

Officer

Officer
4,349
3.28
US$14,265 		4,349 3.28 US$14,265
2024-07-02 2024-07-02 PrS Proposed sale
3.4
AUERBACH ALAN H

Officer; Director; 10% Stockholder

Executive Director Large shareholder
18,885
3.28
US$61,943 		18,885 3.28 US$61,943
2024-07-02 2024-07-02 PlS Planned sale
3.3
Ludwig Jeffrey Jerome

Chief Commercial Officer

Officer
6,051 -4.8%
3.27
US$19,778 		6,051 -4.8% 3.27 US$19,778
2024-07-02 2024-07-02 PlS Planned sale
3.6
NOUGUES MAXIMO F

Chief Financial Officer

Officer
5,295 -3.1%
3.27
US$17,307 		5,295 -3.1% 3.27 US$17,307
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