# EDGAR Filing Document

**Accession Number:** 0001666071
**File Stem:** 0000921895-25-001943
**Filing Date:** 2025-7
**Character Count:** 7544
**Document Hash:** e68e9664a819e16f04276125600f1b96
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000921895-25-001943.hdr.sgml**: 20250702

**ACCESSION NUMBER**: 0000921895-25-001943

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250702

**DATE AS OF CHANGE**: 20250702

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** SOSIN CLIFFORD
- **CENTRAL INDEX KEY:** 0001697919

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38386
- **FILM NUMBER:** 251102928

**MAIL ADDRESS:**
- **STREET 1:** 8 WRIGHT STREET
- **STREET 2:** 1ST FL
- **CITY:** WESTPORT
- **STATE:** CT
- **ZIP:** 06880
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Cardlytics, Inc.
- **CENTRAL INDEX KEY:** 0001666071
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 263039436
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 675 PONCE DE LEON AVENUE, NE
- **STREET 2:** SUITE 4100
- **CITY:** ATLANTA
- **STATE:** GA
- **ZIP:** 30308
- **BUSINESS PHONE:** 888-798-5802

**MAIL ADDRESS:**
- **STREET 1:** 675 PONCE DE LEON AVENUE, NE
- **STREET 2:** SUITE 4100
- **CITY:** ATLANTA
- **STATE:** GA
- **ZIP:** 30308

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>SOSIN CLIFFORD<br><sub>(Last) (First) (Middle)</sub><br>C/O CAS INVESTMENT PARTNERS, LLC<br>8 WRIGHT STREET, SUITE 107<br><sub>(Street)</sub><br>WESTPORT, CT 06880<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-06-30 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Cardlytics, Inc. [ CDLX ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2025-06-30 |  | J<sup>(2)</sup> |  | 15855 | D | <sup>(2)</sup> | 5599023 | I | See Footnote<sup>(1)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 4.25% Convertible Senior Notes due 2029 | <sup>(3)(4)</sup> | 2025-06-30 |  | J<sup>(5)</sup> |  |  | 57000 | <sup>(3)(4)</sup> | <sup>(3)(4)</sup> | Common Stock | 3163<sup>(3)(4)</sup> | <sup>(5)</sup> | 21243000<sup>(3)(4)</sup> | I | See Footnote<sup>(1)(3)(4)</sup> |

---

### Footnotes:

(1) 3,409,540 shares of the Issuer's Common Stock (the "Common Stock") are owned directly by Sosin Master, L.P. ("Sosin Master"). The Reporting Person, as the Managing Member of CAS Investment Partners, LLC ("CAS"), the investment manager to Sosin Master, may be deemed to beneficially own the securities directly owned by Sosin Master. The remaining 2,189,483 shares of Common Stock are owned directly by CSWR Partners, L.P. ("CSWR"). The Reporting Person, as the Managing Member of CAS, the investment manager to CSWR, may be deemed to beneficially own the securities directly owned by CSWR.

(2) Represents a pro rata distribution of 15,855 shares of Common Stock by Sosin Master to its partners for no consideration.

(3) Sosin Master directly holds $13,741,366 principal amount of the Issuer's 4.25% Convertible Senior Notes due April 1, 2029 (the "Notes") and CSWR directly holds $7,501,634 principal amount of the Notes. Subject to conditions described in the indenture governing the Notes, the Notes have an initial conversion rate of 55.4939 shares of Common Stock per $1,000 principal amount of Notes, subject to adjustment as described in the indenture.

(4) As the Issuer has the option, at its sole discretion, to settle conversions of the Notes in cash, shares of Common Stock or a combination of cash and shares of Common Stock, none of the Reporting Person, Sosin Master or CSWR are deemed to be beneficial owners of any shares of Common Stock underlying the Notes for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended.

(5) Represents a pro rata distribution of $57,000 principal amount of the Notes by Sosin Master to its partners for no consideration.

**Signature:** /s/ Clifford Sosin  
**Date:** 2025-07-02

### Remarks:

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).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**