X0306 4 2017-11-08 0 0001067701 UNITED RENTALS INC /DE URI 0001486607 Flannery Matthew John C/O UNITED RENTALS, INC. 100 FIRST STAMFORD PLACE, SUITE 700 STAMFORD CT 06902 0 1 0 0 EVP & Chief Operating Officer Common Stock 2017-11-08 4 M 0 9602 41.25 A 31243 D Common Stock 2017-11-08 4 S 0 9602 147.4366 D 21641 D Common Stock 2017-11-08 4 M 0 12722 53.78 A 34363 D Common Stock 2017-11-08 4 S 0 12722 147.4366 D 21641 D Stock Option - Right to Buy 41.25 2017-11-08 4 M 0 9602 0.00 D 2022-02-16 Common Stock 9602 0 D Stock Option - Right to Buy 53.78 2017-11-08 4 M 0 12722 0.00 D 2023-03-07 Common Stock 12722 0 D Represents weighted average sale price for executed sale transactions on November 8, 2017. The range of prices for such transactions was from $147.05 to $147.77. 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. In connection with an option award granted to the reporting person on February 16, 2012, and previously reported on Form 4, 3,201 of the option shares became exercisable on each of February 16, 2013 and February 16, 2015 and 3,200 of the option shares became exercisable on February 16, 2014. In connection with an option award granted to the reporting person on March 7, 2013, and previously reported on Form 4, 4,241 of the option shares became exercisable on each of March 7, 2014 and March 7, 2016 and 4,240 of the option shares became exercisable on March 7, 2015. /s/ Alison M. Walsh, attorney-in-fact 2017-11-08