Sec Form 4 Filing - PLUMMER WILLIAM B @ UNITED RENTALS INC /DE - 2018-03-10

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0287 Expires: November 30, 2011 Estimated average burden hours per response... 0.5

1. Name and Address of Reporting Person PLUMMER WILLIAM B 2. Issuer Name and Ticker or Trading Symbol UNITED RENTALS INC /DE [ URI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) EVP & Chief Financial Officer (Last) (First) (Middle) C/O UNITED RENTALS, INC., 100 FIRST STAMFORD PLACE, SUITE 700 3. Date of Earliest Transaction (MM/DD/YY) 03/10/2018 (Street) STAMFORD, CT06902 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/10/2018 F 799 ( 1 ) D $ 189.4 55,926 D Common Stock 03/13/2018 M 50,000 A $ 3.375 105,926 D Common Stock 03/13/2018 S 50,000 D $ 187.8802 ( 2 ) 55,926 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option - Right to Buy $ 3.375 03/13/2018 M 50,000 ( 3 ) 03/12/2019 Common Stock 50,000 $ 0 50,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other PLUMMER WILLIAM B C/O UNITED RENTALS, INC. 100 FIRST STAMFORD PLACE, SUITE 700 STAMFORD, CT06902 EVP & Chief Financial Officer Signatures /s/ Alison M. Walsh, Attorney-in-fact 03/13/2018 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Securities disposed of represent shares surrendered for tax purposes in connection with the vesting and settlement of restricted stock units granted and previously reported on Form 4. ( 2 )Represents weighted average sale price for executed sale transactions on March 13, 2018. The range of prices for such transactions was from $186.78 to $188.95. The reporting person hereby undertakes, upon request by the Commission staff, the issuer, or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price within the range. ( 3 )In connection with an option award granted to the reporting person on March 13, 2009, and previously reported on Form 4, 33,333 of the option shares became exercisable on each of March 13, 2010 and March 13, 2011 and 33,334 of the option shares became exercisable on March 13, 2012.

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.