UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

§ 240.13d-2(a)

(Amendment No. 4)¹

Mer Telemanagement Solutions Ltd.

(Name of Issuer)

Ordinary Shares, NIS 0.03 par value

(Title of Class of Securities)

M69676 209

(CUSIP Number)

David Elliot Lazar

c/o Custodian ventures llc

1185 Avenue of the Americas, 3rd Floor

New York, New York 10036

(646) 768-8417

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

March 29, 2021

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this Schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box ☐.

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See § 240.13d-7 for other parties to whom copies are to be sent.

¹ The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

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The following constitutes the Schedule 13D filed by the undersigned (the “Schedule 13D”).

Item 1. Security and Issuer.

This statement relates to the Ordinary Shares, NIS 0.03 par value (the “Shares”), of Mer Telemanagement Solutions Ltd., an Israeli corporation (the “Issuer”). The address of the principal executive offices of the Issuer is 15 Hatidhar Street, Ra’anana 4366517, Israel.

Item 2. Identity and Background.

(a) This statement is filed by:

Each of the foregoing is referred to as a “Reporting Person” and collectively as the “Reporting Persons.” Each of the Reporting Persons is party to that certain Joint Filing Agreement, as further described in Item 6. Accordingly, the Reporting Persons are hereby filing a joint Schedule 13D.

(b) The principal business address of the Reporting Persons is 1185 Avenue of the Americas, 3rd Floor, New York, New York 10036.

(c) The principal business of Custodian is investing in securities and engaging in all related activities and transactions. The principal occupation of Mr. Lazar is serving as Chief Executive Officer of Custodian.

(d) No Reporting Person has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

(e) No Reporting Person has, during the last five years, been party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.

(f) Mr. Lazar is a citizen of the United States of America and of Israel.

Item 3. Source and Amount of Funds or Other Consideration.

The Shares purchased by Custodian were purchased with working capital (which may, at any given time, include margin loans made by brokerage firms in the ordinary course of business) in open market purchases, except as otherwise noted. The aggregate purchase price of the 635,877 Shares directly beneficially owned by Custodian is approximately $1,428,772, excluding brokerage commissions.

CUSIP No. M69676 209 

Item 4. Purpose of Transaction.

From March 26, 2021 to March 30, 2021 the Reporting Persons purchased Shares in the market as set forth in Schedule A.

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Item 5. Interest in Securities of the Issuer.

The aggregate percentage of Shares reported owned by each person named herein is based upon 4,494,323 Shares outstanding, which is the total number of Shares outstanding as of March 25, 2021, as published by the Issuer.

Percentage: Approximately 14.15%

Percentage: Approximately 14.15%

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Percentage: Approximately 14.15%

The filing of this Schedule 13D shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer that he or it does not directly own. Each of the Reporting Persons specifically disclaims beneficial ownership of the securities reported herein that he or it does not directly own.

Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

On March 31, 2021, the Reporting Persons entered into a Joint Filing Agreement in which the Reporting Persons agreed to the joint filing on behalf of each of them of statements on Schedule 13D with respect to the securities of the Issuer to the extent required by applicable law. The Joint Filing Agreement is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Other than as described herein, there are no contracts, arrangements, understandings or relationships among the Reporting Persons, or between the Reporting Persons and any other person, with respect to the securities of the Issuer.

Item 7. Material to be Filed as Exhibits.

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SIGNATURES

After reasonable inquiry and to the best of his knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated:  March 31, 2021

Schedule A

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