The tape
Aptose Biosciences Inc.
APTOCIK 0000882361 · last filing Jul 2, 2026
Insider signal
trades dated in the last 90 days · non-derivative only
0 bought / 631,979 sold
net −631,979 sh · −$1.09M
- buys
- 0
- sells
- 9
- insiders active
- 8
Filing tape
Filed Thu, Jul 2, 2026
- −17,000 sh · $29.2K
- Returned to company17,000Common Shares@ $1.72→ 0 held
- Returned to company3,333Director Stock Option (Right to Buy)→ 0 held
- Returned to company100,000Stock Option (right to buy)→ 0 held
- Returned to company50,000Stock Option (right to buy)→ 0 held
Filed Wed, Jul 1, 2026
- −33 sh · $57
- Returned to company33Common Shares@ $1.72→ 0 held
- Returned to company3,333Director Stock Option (Right to Buy)→ 0 held
- Returned to company100,000Director Option Grant→ 0 held
- Returned to company50,000Director Option Grant→ 0 held
- Returned to company50,000Director Option Grant→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Option Grant→ 0 held
- Returned to company152,500Director Option Grant→ 0 held
- Returned to company40,000Stock Options (Right to Buy)→ 0 held
- Returned to company53,000Director Stock Option (Right to Buy)→ 0 held
- −14 sh · $24
- Returned to company14Common Shares@ $1.72→ 0 heldtrade dated Jun 13, 2026
- Returned to company3,333Director Stock Option (Right to Buy)→ 0 held
- Returned to company100,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Option Grant→ 0 held
- Returned to company154,000Director Option Grant→ 0 held
- Returned to company40,000Stock Options (Right to Buy)→ 0 held
- Returned to company10,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company5,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company60,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- −613,252 sh · $1.05M
Rice William G. — Chair, President & CEO · Director
- Returned to company613,252Common Shares@ $1.72→ 0 held
- Returned to company70,000Employee Stock Option ("Right to Buy")→ 0 held
- Returned to company50,000Warrants→ 0 held
- Returned to company400,000Employee Stock Option ("Right to Buy")→ 0 held
- Returned to company600,000Performance Stock Options→ 0 held
- Returned to company700,000Employee Option Grant→ 0 held
- Returned to company343,000Employee Stock Option ("Right to Buy")→ 0 held
- Returned to company2,000,000Employee Option Grant→ 0 held
- Returned to company400,000Stock Options (Right to Buy)→ 0 held
- Returned to company100,000Employee Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Employee Stock Option (Right to Buy)→ 0 held
- Returned to company300,000Employee Stock Option (Right to Buy)→ 0 held
- Returned to company400,000Common Shares→ 0 held
- −1,122 sh · $1.9K
- Returned to company1,122Common Shares@ $1.72→ 0 held
- Returned to company3,333Director Stock Option (Right to Buy)→ 0 held
- Returned to company100,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Option Grant→ 0 held
- Returned to company135,000Director Option Grant→ 0 held
- Returned to company40,000Stock Options (Right to Buy)→ 0 held
- Returned to company10,000Director Stock Option→ 0 held
- Returned to company5,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company60,000Director Stock Option (Right to Buy)→ 0 held
- −244 sh · $420
- Returned to company222Common Shares@ $1.72→ 0 held
- Returned to company22Common Shares@ $1.72→ 0 held
- Returned to company55,000Employee Stock Option (Right to Buy)→ 0 held
- Returned to company200,000Employee Stock Option (Right to Buy)→ 0 held
- Returned to company1,000,000Common Stock (Option)→ 0 held
- −70 sh · $120
- Returned to company70Common Shares@ $1.72→ 0 held
- Returned to company3,333Director Stock Option (Right to Buy)→ 0 held
- Returned to company100,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company50,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company160,334Director Stock Option (Right to Buy)→ 0 held
- Returned to company40,000Stock Options (Right to Buy)→ 0 held
- Returned to company5,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company60,000Director Stock Option (Right to Buy)→ 0 held
- Returned to company10,000Director Stock Option (Right to Buy)→ 0 held
- −244 sh · $420
- Returned to company244Common Shares@ $1.72→ 0 held
- Returned to company35,000Employee Stock Option (Right to Buy)→ 0 held
- Returned to company200,000Employee Stock Option→ 0 held
- Returned to company400,000Performance Stock Option→ 0 held
- Returned to company343,000Employee Stock Option (Right to Buy)→ 0 held
- Returned to company200,000Employee Option Grant→ 0 held
- Returned to company400,000Employee Stock Option (Right to Buy)→ 0 held
Insiders on this tape
- Seizinger Bernd R.
- Whitehead Warren
- Vincent Mark D.
- Rice William G.Chair, President & CEO · Director
- Platzer Erich
- Payne Fletcher
- Burger Denis R
- Bejar Rafael
Informational data only — not investment advice.
The institutional holdings shown here are aggregated from third-party public regulatory filings (such as SEC Form 13F). These filings are reported with a delay (generally up to 45 days after each quarter-end), are backward-looking, and may exclude short positions, non-U.S. holdings, cash, and other assets. The data may contain errors, omissions, misclassifications, or gaps, and may not reflect a manager's current positions.
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