Data spanning the past 90 days through January 10, 2026 reveals that Puma Biotechnology's three principal insider shareholders consist of President And Ceo Alan H Auerbach (7.15Mn shares), Chief Financial Officer Maximo F Nougues (193.28K shares), Chief Commercial Officer Jeffrey Jerome Ludwig (156.79K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Alan H Auerbach | President And Ceo | 7,145,951 | 08 Jan, 2026 |
| Maximo F Nougues | Chief Financial Officer | 193,284 | 08 Jan, 2026 |
| Jeffrey Jerome Ludwig | Chief Commercial Officer | 156,792 | 11 Feb, 2025 |
| Douglas M Hunt | Nan | 155,907 | 08 Jan, 2026 |
| Alvin F Wong | Chief Scientific Officer | 141,241 | 14 Feb, 2024 |
| Richard Paul Bryce | See Remarks | 121,662 | 06 Apr, 2021 |
| Brian M Stuglik | 94,958 | 17 Jun, 2025 | |
| Allison Dorval | 75,390 | 17 Jun, 2025 | |
| Michael Patrick Miller | 54,000 | 13 Nov, 2025 | |
| Jay M Moyes | 53,322 | 17 Jun, 2025 | |
| Troy Edward Wilson | 43,550 | 17 Jun, 2025 | |
| Alessandra Cesano | 41,850 | 22 Jul, 2025 | |
| Ann Calby Miller | 40,732 | 17 Jun, 2021 | |
| Adrian Senderowicz | 27,000 | 17 Jun, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 07 Jan, 2026 | Alan H Auerbach | Common Stock | D | 18,012 | $5.88 | 7,145,951 | D | S |
| 07 Jan, 2026 | Douglas M Hunt | Common Stock | D | 5,014 | $5.88 | 155,907 | D | S |
| 07 Jan, 2026 | Maximo F Nougues | Common Stock | D | 6,405 | $5.88 | 193,284 | D | S |
| 06 Jan, 2026 | Alan H Auerbach | Common Stock | D | 16,938 | $5.84 | 7,163,963 | D | S |
| 06 Jan, 2026 | Douglas M Hunt | Common Stock | D | 3,973 | $5.84 | 160,921 | D | S |
| 06 Jan, 2026 | Maximo F Nougues | Common Stock | D | 4,540 | $5.84 | 199,689 | D | S |
| 11 Nov, 2025 | Michael Patrick Miller | - | - | 54,000 | D | |||
| 11 Nov, 2025 | Michael Patrick Miller | Common Stock | D | 20,000 | $4.86 | 54,000 | D | S |
| 18 Jul, 2025 | Alessandra Cesano | Common Stock | D | 27,000 | $3.37 | 41,850 | D | S |
| 18 Jul, 2025 | Alessandra Cesano | - | - | 41,850 | D | |||
| 09 Jul, 2025 | Alan H Auerbach | Common Stock | D | 21,580 | $3.54 | 7,180,901 | D | S |
| 09 Jul, 2025 | Douglas M Hunt | Common Stock | D | 3,443 | $3.54 | 164,894 | D | S |
| 09 Jul, 2025 | Maximo F Nougues | Common Stock | D | 3,935 | $3.54 | 204,229 | D | S |
| 09 Jul, 2025 | Maximo F Nougues | - | - | 204,229 | D | |||
| 08 Jul, 2025 | Alan H Auerbach | Common Stock | D | 25,592 | $3.53 | 7,202,481 | D | S |
| 08 Jul, 2025 | Douglas M Hunt | Common Stock | D | 4,374 | $3.53 | 168,337 | D | S |
| 08 Jul, 2025 | Maximo F Nougues | Common Stock | D | 5,587 | $3.53 | 208,164 | D | S |
| 08 Jul, 2025 | Maximo F Nougues | - | - | 208,164 | D | |||
| 13 Jun, 2025 | Jay M Moyes | Common Stock | D | 22,000 | $3.40 | 53,322 | D | S |
| 13 Jun, 2025 | Troy Edward Wilson | Common Stock | D | 10,800 | $3.40 | 43,550 | D | S |