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. 9)¹

Immersion Corporation

(Name of Issuer)

Common Stock, $0.001 par value

(Title of Class of Securities)

452521107

(CUSIP Number)

William C. Martin

Ten Princeton Avenue, P.O. Box 228

Rocky Hill, New Jersey 08553

(609) 357-1870

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

February 27, 2019

(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).

The following constitutes Amendment No. 9 to the Schedule 13D filed by the undersigned (“Amendment No. 9”). This Amendment No. 9 amends the Schedule 13D as specifically set forth herein.

Item 2 is hereby amended to add the following:

Kenneth H. Traub, a former Managing Partner at Raging Capital, is no longer a member of a Section 13(d) group with Raging Capital and William C. Martin. Accordingly, Mr. Traub is no longer a Reporting Person. Raging Capital and Mr. Martin will continue to file statements on Schedule 13D with respect to the securities of the Issuer to the extent required by applicable law. Mr. Traub continues to serve as a director of the Issuer.

Item 6 is hereby amended to add the following:

On the date hereof, Raging Capital and William C. Martin entered into a Joint Filing Agreement in which they agreed to the joint filing on behalf of each of them of statements on Schedule 13D with respect to the securities of the Issuer. A copy of this agreement is attached as an exhibit hereto and is incorporated herein by reference.

Item 7 is hereby amended to add the following exhibit:

SIGNATURES

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

Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including amendments thereto) with respect to the Common Stock, $0.001 par value, of Immersion Corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.