SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1)* Motorola Mobility Holdings, Inc. (Name of Issuer) Common Stock, Par Value $0.01 (Title of Class of Securities) 620097105 (CUSIP Number) Keith Schaitkin, Esq. Icahn Capital LP 767 Fifth Avenue, 47th Floor New York, New York 10153 (212) 702-4300 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) July 20, 2011 (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 Section 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 Rule 13d-7 for other parties to whom copies are to be sent. *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). SCHEDULE 13D Item 1. Security and Issuer This statement constitutes Amendment No. 1 to the Schedule 13D relating to the Common Stock, par value $0.01 (the "Shares"), issued by Motorola Mobility Holdings, Inc. (the "Issuer"). The address of the principal executive offices of the Issuer is 600 North US Highway 45, Libertyville, Illinois 60048. Item 4. Purpose of Transaction Item 4 is hereby amended by adding the following: On July 20th and 21st, 2011, the Reporting Persons discussed with the Issuer their view that the Issuer should explore alternatives regarding its patent portfolio to enhance shareholder value. The Reporting Persons believe that the Issuer's patent portfolio, which is substantially larger than Nortel Networks' and includes numerous patents concerning 4G technologies, has significant value. In addition, there may be multiple ways to realize such value given the current heightened market demand for intellectual property in the mobile telecommunications industry. The Reporting Persons intend to have further discussions with the Issuer. SIGNATURE After reasonable inquiry and to the best of each of the undersigned knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct. Dated: July 21, 2011 ICAHN PARTNERS MASTER FUND LP ICAHN PARTNERS MASTER FUND II LP ICAHN PARTNERS MASTER FUND III LP ICAHN OFFSHORE LP ICAHN PARTNERS LP ICAHN ONSHORE LP BECKTON CORP. HOPPER INVESTMENTS LLC BARBERRY CORP. HIGH RIVER LIMITED PARTNERSHIP By: Hopper Investments LLC, general partner By: /s/ Edward E. Mattner ------------------------ Name: Edward E. Mattner Title: Authorized Signatory ICAHN CAPITAL LP IPH GP LLC ICAHN ENTERPRISES HOLDINGS L.P. By: Icahn Enterprises G.P. Inc., its general partner ICAHN ENTERPRISES G.P. INC. By: /s/ Daniel A. Ninivaggi ------------------------- Name: Daniel A. Ninivaggi Title: President /s/ Carl C. Icahn -------------------- CARL C. ICAHN