Insider · CIK 0001761487

Rice William G.

Reports to the SEC for 1 company · TORONTO

sec.gov

Transactions

Companies

Filings

CIK

0001761487

Forms 4 and 5

Insider transactions

36 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-06-30	APTOFAptose Biosciences Inc.D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−613K sh	$1.72	−$1.05M	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Stock Option ("Right to Buy")D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−70K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · WarrantsD Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−50K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Stock Option ("Right to Buy")D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−400K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Performance Stock OptionsD Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−600K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Option GrantD Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−700K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Stock Option ("Right to Buy")D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−343K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Option GrantD Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−2M sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Stock Options (Right to Buy)D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−400K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−100K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−50K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Employee Stock Option (Right to Buy)D Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−300K sh	—	—	0
2026-06-30	APTOFAptose Biosciences Inc. · Common SharesD Disposition to Issuer	Director, Chair, President & CEO	DDisposition to Issuer	−400K sh	—	—	0
2024-11-25	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+100K sh	$0.20	+$20K	613,252
2024-11-25	APTOFAptose Biosciences Inc. · WarrantsP Purchase	Director, Chair, President & CEO	PPurchase	+50K sh	—	—	50,000
2024-02-05	APTOFAptose Biosciences Inc. · Employee Stock Option (Right to Buy)A Award	Director, Chair, President & CEO	AAward	+70K sh	—	—	70,000
2023-01-19	APTOFAptose Biosciences Inc.A Award	Director, Chair, President & CEO	AAward	+150K sh	—	—	513,252
2023-01-19	APTOFAptose Biosciences Inc. · Employee Stock Option (Right to Buy)A Award	Director, Chair, President & CEO	AAward	+400K sh	—	—	400,000
2022-09-19	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+10K sh	$0.68	+$6,834	363,252
2022-07-06	APTOFAptose Biosciences Inc. · Performance Stock OptionsA Award	Director, Chair, President & CEO	AAward	+600K sh	—	—	600,000
2022-06-06	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+10K sh	$0.97	+$9,681	353,252
2022-01-18	APTOFAptose Biosciences Inc. · Employee Option GrantA Award	Director, Chair, President & CEO	AAward	+700K sh	—	—	700,000
2021-12-16	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+13.2K sh	$1.52	+$20K	343,252
2021-12-15	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+17.8K sh	$1.12	+$20K	330,069
2021-11-26	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+8,643 sh	$2.31	+$20K	312,247
2021-07-02	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+6,081 sh	$3.29	+$20K	303,604
2021-01-04	APTOFAptose Biosciences Inc. · Employee Stock Option (Right to Buy)A Award	Director, Chair, President & CEO	AAward	+343K sh	—	—	343,000
2020-07-10	APTOFAptose Biosciences Inc.S Sale	Director, Chair, President & CEO	SSale	−169K sh	$6.05	−$1.02M	297,523
2020-03-25	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+3,400 sh	$5.82	+$19.8K	466,414
2020-03-10	APTOFAptose Biosciences Inc.A Award	Director, Chair, President & CEO	AAward	+300K sh	—	—	463,014
2020-03-10	APTOFAptose Biosciences Inc.A Award	Director, Chair, President & CEO	AAward	+300K sh	—	—	463,014
2020-01-31	APTOFAptose Biosciences Inc. · Employee Option GrantA Award	Director, Chair, President & CEO	AAward	+2M sh	—	—	2,000,000
2019-10-24	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+10K sh	$1.92	+$19.2K	163,014
2019-04-18	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+10K sh	$1.85	+$18.5K	153,014
2019-03-14	APTOFAptose Biosciences Inc.P Purchase	Director, Chair, President & CEO	PPurchase	+10K sh	$1.90	+$19K	143,014
2019-01-02	APTOFAptose Biosciences Inc. · Stock Options (Right to Buy)A Award	Director, Chair, President & CEO	AAward	+400K sh	—	—	400,000

Recent filings

Accepted (ET)
Jul 14
Rice William G.0000912282-26-000897
SEC(opens sec.gov)
Nov 264
Rice William G.0000912282-24-000829
SEC(opens sec.gov)
Feb 74
Rice William G.0000912282-24-000128
SEC(opens sec.gov)
Jan 234
Rice William G.0001567619-23-001167
SEC(opens sec.gov)
Sep 214
Rice William G.0001567619-22-017698
SEC(opens sec.gov)
Jul 74
Rice William G.0001567619-22-013792
SEC(opens sec.gov)

Companies

Aptose Biosciences Inc.Director, Chair, President & CEOAPTOF

Address

C/O APTOSE BIOSCIENCES INC. 251 CONSUMERS ROAD, SUITE 1105

TORONTO, M2J 4R3