0001567619-21-022331.txt : 20211220
0001567619-21-022331.hdr.sgml : 20211220
20211220163340
ACCESSION NUMBER: 0001567619-21-022331
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20211216
FILED AS OF DATE: 20211220
DATE AS OF CHANGE: 20211220
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: PLATZER ERICH
CENTRAL INDEX KEY: 0001275087
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-32001
FILM NUMBER: 211505673
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: Aptose Biosciences Inc.
CENTRAL INDEX KEY: 0000882361
STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
IRS NUMBER: 000000000
STATE OF INCORPORATION: A6
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 251 CONSUMERS ROAD
STREET 2: SUITE 1105
CITY: TORONTO
STATE: A6
ZIP: M2J 4R3
BUSINESS PHONE: 647-479-9828
MAIL ADDRESS:
STREET 1: 251 CONSUMERS ROAD
STREET 2: SUITE 1105
CITY: TORONTO
STATE: A6
ZIP: M2J 4R3
FORMER COMPANY:
FORMER CONFORMED NAME: Aptose Biosciences Inc., (formerly LORUS THERAPEUTICS INC.)
DATE OF NAME CHANGE: 20140905
FORMER COMPANY:
FORMER CONFORMED NAME: LORUS THERAPEUTICS INC
DATE OF NAME CHANGE: 19990308
FORMER COMPANY:
FORMER CONFORMED NAME: IMUTEC PHARMA INC
DATE OF NAME CHANGE: 19970113
4
1
doc1.xml
FORM 4
X0306
4
2021-12-16
0
0000882361
Aptose Biosciences Inc.
APTO
0001275087
PLATZER ERICH
C/O APTOSE BIOSCIENCES INC.
251 CONSUMERS ROAD, SUITE 1105
TORONTO
A6
M2J 4R3
ONTARIO, CANADA
1
0
0
0
Common Shares
2021-12-16
4
P
0
50000
1.37
A
455000
D
Common Shares
2021-12-16
4
P
0
30000
1.38
A
485000
D
Common Shares
2021-12-16
4
P
0
20000
1.40
A
505000
D
The price reported in Column 4 is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $1.365 to $1.39, inclusive. The reporting person undertakes to provide to Aptose Biosciences Inc., any security holder of Aptose Biosciences Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth above.
The price reported in Column 4 is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $1.395 to $1.40, inclusive. The reporting person undertakes to provide to Aptose Biosciences Inc., any security holder of Aptose Biosciences Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth above.
/s/ Janet Clennett as attorney-in-fact for Erich Platzer
2021-12-17