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 the disclosures provided in a prior cover page.

NAMES OF REPORTING PERSONS

Michael Steinhardt

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP

(a)  ☐        (b)  ☐

SEC USE ONLY

CITIZENSHIP OR PLACE OF ORGANIZATION

United States

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

SOLE VOTING POWER

10,854,851

SHARED VOTING POWER

0

SOLE DISPOSITIVE POWER

10,854,851

SHARED DISPOSITIVE POWER

0

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

10,854,851

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES  ☐

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

7.09%

TYPE OF REPORTING PERSON

IN

Issuer

Name of Issuer: WisdomTree Investments, Inc. (the “Issuer”)

Address of Issuer’s Principal Executive Offices:

Filing Person

Name of Persons Filing: Michael Steinhardt

Address of Principal Business Office or, if None, Residence:

Citizenship: United States

Title of Class of Securities:

CUSIP Number: 97717P104

If this statement is filed pursuant to Rules 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a:

☐ Broker or dealer registered under Section 15 of the Act;

☐ Bank as defined in Section 3(a)(6) of the Act;

☐ Insurance company as defined in Section 3(a)(19) of the Act;

☐ Investment company registered under Section 8 of the Investment Company Act of 1940;

☐ An investment adviser in accordance with Rule 13d-1(b)(1)(ii)(E);

☐ An employee benefit plan or endowment fund in accordance with Rule 13d-1(b)(1)(ii)(F);

☐ A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G);

☐ A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

☐ A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940;

☐ A non-U.S. institution in accordance with Rule 240.13d-1(b)(1)(ii)(J);

☐ Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K). If filing as a non-U.S. institution in accordance with Rule 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

Ownership.

Amount beneficially owned: shares of common stock 10,854,851*

Percent of class: 7.09%

Number of shares as to which such person has:

Sole power to vote or to direct the vote: 10,854,851

Shared power to vote or to direct the vote: 0

Sole power to dispose or to direct the disposition: 10,854,851

Shared power to dispose or to direct the disposition of: 0

As of December 31, 2018, the 10,854,851 shares of common stock beneficially owned by Mr. Steinhardt included 8,936 shares of restricted stock over which Mr. Steinhardt exercises sole voting power, but which are not transferable by him until such shares have vested (these shares vest on June 19, 2019).

Ownership of Five Percent or Less of a Class.

Ownership of More than Five Percent on Behalf of Another Person.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.

Identification and Classification of Members of the Group.

Notice of Dissolution of Group.

Certification.