APTO SEC Form 4 filings
Aptose Biosciences Inc. Latest Insider Trading Activity
Over the past 2,737 days, Aptose Biosciences Inc. (APTO) has had 16 total open-market insider transactions represented in the displayed records. The most recent transaction was on September 22, 2023, when Seizinger Bernd R. (Aptose Biosciences Inc. Director) reported a purchase of 17,000 shares at $3.14 per share. This page shows up to the 10 most recent SEC Form 4 filing records on a 6-hour delay. Sign up for real-time updates and access to 20 years of historic insider trading data.
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| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2023-09-25 | 2023-09-22 | Aptose Biosciences Inc. | Seizinger Bernd R. | Director | Buy | 1 | 17,000 | $3.14 | $53,380.00 | 100.00% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2022-09-21 | 2022-09-19 | Aptose Biosciences Inc. | Rice William G. | Chair, President & CEO | Buy | 1 | 10,000 | $0.68 | $6,800.00 | 2.75% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2022-09-21 | 2022-09-19 | Aptose Biosciences Inc. | Payne Fletcher | SR VP & Chief Fin. Officer | Buy | 1 | 10,000 | $0.68 | $6,800.00 | 100.00% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2022-06-06 | 2022-06-06 | Aptose Biosciences Inc. | Rice William G. | Chair, President & CEO | Buy | 1 | 10,000 | $0.97 | $9,700.00 | 2.83% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2021-12-20 | 2021-12-16 | Aptose Biosciences Inc. | Platzer Erich | Director | Buy | 3 | 100,000 | $1.38 | $137,900.00 | 6.92% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2021-12-17 | 2021-12-16 | Aptose Biosciences Inc. | Rice William G. | Chair, President & CEO | Buy | 1 | 13,183 | $1.52 | $20,038.16 | 3.84% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2021-12-17 | 2021-12-15 | Aptose Biosciences Inc. | Platzer Erich | Director | Buy | 4 | 270,000 | $1.17 | $316,900.00 | 21.77% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2019-10-28 | 2019-10-24 | Aptose Biosciences Inc. | Rice William G. | Chairman, President & CEO | Buy | 1 | 10,000 | $1.92 | $19,200.00 | 6.13% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2019-04-19 | 2019-04-18 | Aptose Biosciences Inc. | Rice William G. | Chair, President & CEO | Buy | 1 | 10,000 | $1.85 | $18,500.00 | 6.54% | View Filing |
| Unexplained: transactions without an ESPP, DRIP, 10b5-1, tax liability, or Explained M/S tag. APTO | 2019-03-21 | 2019-03-19 | Aptose Biosciences Inc. | Platzer Erich | Director | Buy | 2 | 20,000 | $2.19 | $43,800.00 | 7.55% | View Filing |
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