Form Type: 4/A

SEC EDGAR Link
Accession Number:0001567619-20-006347
Date:2020-03-11
Issuer: APTOSE BIOSCIENCES INC. (APTO)
Original Submission Date:2020-03-13

Reporting Person:

BURGER DENIS R
C/O APTOSE BIOSCIENCES
251 CONSUMERS ROAD, SUITE 1105 TORONTO, A6 M2J 4R3

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
DIRECTOR OPTION GRANT 7.08 2020-03-11 deemed execution date A 50,000 (a) 2021-03-11 2030-03-10 common shares 50,000 $7.08 50,000 direct
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