DIEFENDERFER WILLIAM M III

SEC source: 0001127602-19-004591 · form4.xml · derivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 91,475.6456

Underlying: Common Stock · 17,045.4545 shares

Expires not disclosed

F1 · derivative.exercise_price: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2019 annual meeting of shareholders, which meeting is currently scheduled for May 23, 2019.

F1 · price: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2019 annual meeting of shareholders, which meeting is currently scheduled for May 23, 2019.

F1 · derivative.exercise_date: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2019 annual meeting of shareholders, which meeting is currently scheduled for May 23, 2019.

F1 · derivative.expiration_date: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2019 annual meeting of shareholders, which meeting is currently scheduled for May 23, 2019.

F2 · balance_after: Dividends accrued on phantom stock units pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors are included in the reporting person's holding balance.

SEC source: 0001225208-18-007755 · doc4.xml · derivative · entry 4

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,796

Underlying: Common · 188 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

SEC source: 0001225208-18-007755 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 132,046

F1 · shares: These common shares were acquired through dividend reinvestment under the CubeSmart Deferred Trustees Plan, dated May 31, 2005.

SEC source: 0001127602-18-004376 · form4.xml · derivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,549.5382

Underlying: Common Stock · 14,306.6764 shares

Expires not disclosed

F1 · derivative.exercise_price: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2018 annual meeting of shareholders, which meeting is currently scheduled for May 24, 2018.

F1 · price: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2018 annual meeting of shareholders, which meeting is currently scheduled for May 24, 2018.

F1 · derivative.exercise_date: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2018 annual meeting of shareholders, which meeting is currently scheduled for May 24, 2018.

F1 · derivative.expiration_date: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2018 annual meeting of shareholders, which meeting is currently scheduled for May 24, 2018.

F2 · balance_after: Dividends accrued on phantom stock units pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors are included in the reporting person's holding balance.

SEC source: 0001225208-18-001048 · doc4.xml · derivative · entry 4

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,608

Underlying: Common · 191 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

SEC source: 0001225208-18-001048 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,980

F1 · shares: These common shares were acquired through dividend reinvestment under the CubeSmart Deferred Trustees Plan, dated May 31, 2005.

SEC source: 0001225208-17-016282 · doc4.xml · derivative · entry 3

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,417

Underlying: Common · 178 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

SEC source: 0001225208-17-016282 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,913

F1 · shares: These common shares were acquired through dividend reinvestment under the CubeSmart Deferred Trustees Plan, dated May 31, 2005.

SEC source: 0001225208-17-012656 · doc4.xml · derivative · entry 3

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,239

Underlying: Common · 191 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

SEC source: 0001225208-17-012656 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,851

F1 · shares: These common shares were acquired through dividend reinvestment under the CubeSmart Deferred Trustees Plan, dated May 31, 2005.

SEC source: 0001225208-17-010802 · doc4.xml · derivative · entry 3

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,048

Underlying: Common · 4,007 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired under the CubeSmart Trustees Deferred Compensation Plan, and are payable in cash on a one-for-one basis after the reporting person ceases service with the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating the deemed phantom share investment option to another investment alternative, and such transfer will be effective on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired under the CubeSmart Trustees Deferred Compensation Plan, and are payable in cash on a one-for-one basis after the reporting person ceases service with the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating the deemed phantom share investment option to another investment alternative, and such transfer will be effective on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired under the CubeSmart Trustees Deferred Compensation Plan, and are payable in cash on a one-for-one basis after the reporting person ceases service with the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating the deemed phantom share investment option to another investment alternative, and such transfer will be effective on the first business day of the calendar quarter following the election.

SEC source: 0001225208-17-010802 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 131,784

F1 · shares: The common units issued under the Company's 2007 Equity Incentive Plan and are subject to forfeiture. The common units vest on May 31, 2018.

SEC source: 0001225208-17-008078 · doc4.xml · derivative · entry 3

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,041

Underlying: Common · 125 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

SEC source: 0001225208-17-008078 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 128,652

F1 · shares: These common shares were acquired through dividend reinvestment under the CubeSmart Deferred Trustees Plan, dated May 31, 2005.

SEC source: 0001127602-17-004435 · form4.xml · derivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 53,804.0096

Underlying: Common Stock · 12,596.8992 shares

Expires not disclosed

F1 · derivative.exercise_price: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are to be settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2017 annual meeting of shareholders, which meeting is currently scheduled for May 25, 2017.

F1 · price: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are to be settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2017 annual meeting of shareholders, which meeting is currently scheduled for May 25, 2017.

F1 · derivative.exercise_date: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are to be settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2017 annual meeting of shareholders, which meeting is currently scheduled for May 25, 2017.

F1 · derivative.expiration_date: Phantom stock units acquired pursuant to the terms of the Navient Corporation Deferred Compensation Plan for Directors. Phantom stock units are to be settled in shares of Navient Corporation common stock, on a one-to-one basis, upon the reporting person's separation from service. The phantom stock units will vest if the reporting person is re-elected as a director at the Company's 2017 annual meeting of shareholders, which meeting is currently scheduled for May 25, 2017.

F2 · balance_after: Dividends accrued on phantom stock units pursuant to the terms of the Director Deferred Compensation Plan are included in the reporting person's holding balance.

SEC source: 0001225208-17-001203 · doc4.xml · derivative · entry 3

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,916

Underlying: Common · 135 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

SEC source: 0001225208-17-001203 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 128,595

F1 · shares: These common shares were acquired through dividend reinvestment under the CubeSmart Deferred Trustees Plan, dated May 31, 2005.

SEC source: 0001127602-16-067925 · form4.xml · derivative · entry 15

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 19,572 shares

Expires 2018-02-07

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · derivative · entry 14

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 13,994 shares

Expires 2017-02-03

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · derivative · entry 13

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,500 shares

Expires 2021-01-27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · derivative · entry 12

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,900 shares

Expires 2020-01-28

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · derivative · entry 11

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 6,600 shares

Expires 2018-05-08

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 10

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,727.794

F1 · price: Represents the weighted average price per share of stock sold by Mr. Diefenderfer between $17.62 and $17.665. The reporting person undertakes to provide to Navient Corporation, any security holder of Navient Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 9

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,317.794

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 8

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 132,048.794

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 7

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 140,175.794

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 6

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 145,220.794

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 5

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 149,302.794

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 4

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 129,730.794

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 3

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,736.794

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 2

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 106,236.794

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-16-067925 · form4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 95,336.794

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-16-040516 · doc4.xml · derivative · entry 3

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,781

Underlying: Common · 102 shares

Expires not disclosed

F2 · derivative.exercise_price: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.exercise_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

F2 · derivative.expiration_date: These phantom shares were acquired through reinvestment of dividend equivalents under the CubeSmart Trustees Deferred Compensation Plan, amended and restated January 1, 2007, and are payable in cash on a one-for-one basis after the reporting person ceases to serve as a trustee of the Company. The reporting person may elect to transfer these phantom shares at any time by reallocating his deemed investment option to another investment alternative, and such transfer will be effected on the first business day of the calendar quarter following the election.

SEC source: 0001225208-16-040516 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 128,533

F1 · shares: These common shares were acquired through dividend reinvestment under the CubeSmart Deferred Trustees Plan, dated May 31, 2005.

SEC source: 0001225208-16-039192 · doc4.xml · nonDerivative · entry 1

DIEFENDERFER WILLIAM M III · CIK 0001086476 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By 401(k) Plan

Disclosed balance after: 25,039

F1 · shares: Shares of CubeSmart common stock held by an individual retirement account established for the benefit of Mr. Diefenderfer and sold to satisfy the minimum distribution requirement applicable to individual retirement accounts under the U.S. Internal Revenue Code.