Aptose Biosciences Inc. — Insider Transactions
Form 4 filings by directors, officers, and 10%+ shareholders
SEC rules require corporate insiders — including directors, executive officers, and any shareholder owning more than 10% of a company's shares — to report changes in their ownership within two business days of a transaction. These disclosures are filed as Form 4. Open-market purchases (code P) are generally considered the most meaningful signal, as insiders are spending their own money.
| Insider | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| Rice William G. | Chair, President & CEO | Purchase | 100,000 | $0.20 | $20,000 | Nov 25, 2024 |
| Seizinger Bernd R. | — | Purchase | 17,000 | $3.14 | $53,380 | Sep 22, 2023 |
| Rice William G. | Chair, President & CEO | Award / Grant | 150,000 | — | — | Jan 19, 2023 |
| Payne Fletcher | SR VP & Chief Fin. Officer | Award / Grant | 100,000 | — | — | Jan 19, 2023 |
| LEDRU PHILIPPE | Chief Commercial Officer | Award / Grant | 100,000 | — | — | Jan 19, 2023 |
| Bejar Rafael | Sr. VP, Chief Medical Officer | Award / Grant | 100,000 | — | — | Jan 19, 2023 |
| Rice William G. | Chair, President & CEO | Purchase | 10,000 | $0.68 | $6,800 | Sep 19, 2022 |
| Payne Fletcher | SR VP & Chief Fin. Officer | Purchase | 10,000 | $0.68 | $6,800 | Sep 19, 2022 |
| Rice William G. | Chair, President & CEO | Purchase | 10,000 | $0.97 | $9,700 | Jun 6, 2022 |
| BURGER DENIS R | — | Purchase | 10,000 | $1.45 | $14,500 | Dec 20, 2021 |
| PLATZER ERICH | — | Purchase | 30,000 | $1.38 | $41,400 | Dec 16, 2021 |
| Rice William G. | Chair, President & CEO | Purchase | 13,183 | $1.52 | $20,038 | Dec 16, 2021 |
| PLATZER ERICH | — | Purchase | 30,000 | $1.19 | $35,700 | Dec 15, 2021 |
| Rice William G. | Chair, President & CEO | Purchase | 17,822 | $1.12 | $19,961 | Dec 15, 2021 |
| Rice William G. | Chair, President & CEO | Purchase | 8,643 | $2.31 | $19,965 | Nov 26, 2021 |
| BURGER DENIS R | — | Option Exercise | 5,417 | $2.04 | $11,051 | Nov 19, 2021 |
| BURGER DENIS R | — | Option Exercise | 5,417 | $2.04 | $11,051 | Nov 19, 2021 |
| Bejar Rafael | Sr. VP, Chief Medical Officer | Purchase | 10,000 | $2.56 | $25,600 | Nov 19, 2021 |
| DRW Commodities, LLC | — | Sale | 60,000 | $2.62 | $157,200 | Aug 3, 2021 |
| Rice William G. | Chair, President & CEO | Purchase | 6,081 | $3.29 | $20,006 | Jul 2, 2021 |
| Whitehead Warren | — | Sale | 15,400 | $3.35 | $51,590 | Jun 22, 2021 |
| Whitehead Warren | — | Sale | 10,000 | $4.11 | $41,100 | Dec 22, 2020 |
| Chow Gregory K. | Executive VP & CFO | Sale | 126,668 | $6.05 | $766,341 | Jul 10, 2020 |
| Rice William G. | Chair, President & CEO | Sale | 168,891 | $6.05 | $1,021,791 | Jul 10, 2020 |
| Marango Jotin | Senior VP, Chief Bus. Officer | Sale | 62,835 | $6.05 | $380,152 | Jul 10, 2020 |
| Marango Jotin | Senior VP, Chief Bus. Officer | Sale | 20,946 | $6.34 | $132,798 | Jul 2, 2020 |
| Whitehead Warren | — | Option Exercise | 500 | $1.60 | $800 | Jun 24, 2020 |
| Rice William G. | Chair, President & CEO | Purchase | 3,400 | $5.82 | $19,788 | Mar 25, 2020 |
| Chow Gregory K. | Executive VP & CFO | Award / Grant | 225,000 | — | — | Mar 10, 2020 |
| Marango Jotin | Senior VP, Chief Bus. Officer | Award / Grant | 120,000 | — | — | Mar 10, 2020 |
| Rice William G. | Chair, President & CEO | Award / Grant | 300,000 | — | — | Mar 10, 2020 |
| Chow Gregory K. | Executive VP & CFO | Award / Grant | 225,000 | — | — | Mar 10, 2020 |
| Rice William G. | Chair, President & CEO | Award / Grant | 300,000 | — | — | Mar 10, 2020 |
| Marango Jotin | Senior VP, Chief Bus. Officer | Award / Grant | 120,000 | — | — | Mar 10, 2020 |
| Rice William G. | Chairman, President & CEO | Purchase | 10,000 | $1.92 | $19,200 | Oct 24, 2019 |
| Chow Gregory K. | Senior VP & CFO | Purchase | 7,500 | $1.84 | $13,800 | Jun 5, 2019 |
| Marango Jotin | Senior VP, Chief Bus. Officer | Award / Grant | 80,000 | — | — | Jun 3, 2019 |
| Marango Jotin | Senior VP, Chief Bus. Officer | Award / Grant | 80,000 | — | — | Jun 3, 2019 |
| Rice William G. | Chair, President & CEO | Purchase | 10,000 | $1.85 | $18,500 | Apr 18, 2019 |
| PLATZER ERICH | — | Purchase | 5,000 | $2.19 | $10,950 | Mar 19, 2019 |
| PLATZER ERICH | — | Sale | 15,000 | $2.19 | $32,850 | Mar 19, 2019 |
| Rice William G. | Chair, President & CEO | Purchase | 10,000 | $1.90 | $19,000 | Mar 14, 2019 |
| Chow Gregory K. | Senior VP & CFO | Purchase | 5,000 | $1.79 | $8,950 | Mar 13, 2019 |