Form 4 holding
Chair, President & CEO, Director
Aptose Biosciences Inc.
- Security class
- Common Shares
- Shares / value
- 0
- Estimated value
- $0
- Report date
- 30 Jun 2026
- Price
- $1.67
- Ownership
- Direct
William G. Rice - Chair, President & CEO, Director at Aptose Biosciences Inc.
Issuer-level insider activity
- Role
- Chair, President & CEO, Director
- Issuer ticker
- APTOF
- Entity type
- Individual
- Source filing history
- Open source filing history
Identity
Names, identifiers, and filing context for this profile.
1 identity field
Source evidence
Original filing metadata and source links for verification.
1 source field
No buys or sells have been reported by William G. Rice since 05 Sep 2025
Reported holdings for William G. Rice in Aptose Biosciences Inc.
Form 4 holding
Chair, President & CEO, Director
Aptose Biosciences Inc.
- Security class
- Employee Stock Option (Right to Buy)
- Shares / value
- 70,000
- Estimated value
- Report date
- 05 Feb 2024
- Price
- Ownership
- Direct
- Underlying class
- Common Shares
- Underlying amount
Form 4 holding
Chair, President & CEO, Director
Aptose Biosciences Inc.
- Security class
- Employee Option Grant
- Shares / value
- 0
- Estimated value
- Report date
- 30 Jun 2026
- Price
- Ownership
- Direct
- Underlying class
- Common Shares
- Underlying amount
Form 4 holding
Chair, President & CEO, Director
Aptose Biosciences Inc.
- Security class
- Employee Stock Option (Right to Buy)
- Shares / value
- 0
- Estimated value
- Report date
- 30 Jun 2026
- Price
- Ownership
- Direct
- Underlying class
- Common Shares
- Underlying amount
Form 4 holding
Chair, President & CEO, Director
Aptose Biosciences Inc.
- Security class
- Performance Stock Options
- Shares / value
- 0
- Estimated value
- Report date
- 30 Jun 2026
- Price
- Ownership
- Direct
- Underlying class
- Common Shares
- Underlying amount
Form 4 holding
Chair, President & CEO, Director
Aptose Biosciences Inc.
- Security class
- Stock Options (Right to Buy)
- Shares / value
- 0
- Estimated value
- Report date
- 30 Jun 2026
- Price
- Ownership
- Direct
- Underlying class
- Common Shares
- Underlying amount
Form 4 holding
Chair, President & CEO, Director
Aptose Biosciences Inc.
- Security class
- Warrants
- Shares / value
- 0
- Estimated value
- Report date
- 30 Jun 2026
- Price
- Ownership
- Direct
- Underlying class
- Common Shares
- Underlying amount
Transaction history for William G. Rice in Aptose Biosciences Inc.
| Sym | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares after | Date | Ownership |
|---|
* marks a reported price that did not pass the local price check.