Sec Form 4 Filing - Aimia Inc. @ Cardlytics, Inc. - 2019-08-26

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Aimia Inc. 2. Issuer Name and Ticker or Trading Symbol Cardlytics, Inc. [ CDLX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 525 VIGER AVENUE W, SUITE 1000 3. Date of Earliest Transaction (MM/DD/YY) 08/26/2019 (Street) MONTREAL, A8H2Z 0B2 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock ( 1 ) 08/26/2019 S 475,651 D $ 29.95 1,478,014 I See Footnotes Common Stock ( 2 ) 08/26/2019 S 1,024,349 D $ 29.95 0 I See Footnotes

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Aimia Inc. 525 VIGER AVENUE W, SUITE 1000 MONTREAL, A8H2Z 0B2 X Aeroplan Holdings Europe Sarl 525 VIGER AVENUE WEST, SUITE 1000 MONTREAL, A8H2Z 0B2 X Aimia Holdings UK Ltd 525 VIGER AVENUE W, SUITE 1000 MONTREAL, A8H2Z 0B2 X Signatures /s/ Edouard Vo-Quang, Authorized Officer 08/28/2019 Signature of Reporting Person Date /s/ Steven Leonard, Authorized Officer 08/28/2019 Signature of Reporting Person Date /s/ Steven Leonard, Authorized Officer 08/28/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The reportable securities are owned directly by Aeroplan Holdings Europe Sarl, which is a subsidiary of Aimia Inc. ( 2 )The reportable securities were owned directly by Aimia Holdings UK Ltd., which is a subsidiary of Aimia Inc.

Remarks: This report is filed by Aimia Inc. on behalf of Aeroplan Holdings Europe Sarl and Aimia Holdings UK Ltd., each of which is a subsidiary of Aimia Inc. The address of each of these entities is the same address as set forth in Item 1 above. The filing of this statement should not be construed as an admission that Aimia Inc. is, for the purposes of Sections 13 or 16 of the Securities Exchange Act of 1934, the beneficial owner of the shares.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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