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 OF SECURITIES 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

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1. Name and Address of Reporting Person * Rudin Mitchell E.   2. Issuer Name and Ticker or Trading Symbol MACK CALI REALTY CORP [CLI] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) CEO (Last) (First) (Middle) C/O MACK-CALI REALTY CORPORATION, 343 THORNALL STREET 3. Date of Earliest Transaction (Month/Day/Year) 06/05/2015 (Street) EDISON, NJ 08837-2206 4. If Amendment, Date Original Filed(Month/Day/Year) 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 Restricted Stock Units 06/05/2015   A(1)(2)   18,775.27 (1) (2) A $ 0 (1) (2) 18,775.27 D

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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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

Performance Stock Units

$ 0 (3)

06/05/2015

A(3)

56,325.82

06/05/2018(4)

06/05/2018(4)

Common Stock

56,325.82

$ 0 (3)

56,325.82

D

Stock Options (Right to Buy)

$ 17.31

06/05/2015

A(5)

200,000

(5)

06/05/2025(5)

Common Stock

200,000

$ 0

200,000

D

Stock Options (Right to Buy)

$ 17.31

06/05/2015

A(6)

200,000

(6)

06/05/2025(6)

Common Stock

200,000

$ 0

400,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Rudin Mitchell E. C/O MACK-CALI REALTY CORPORATION 343 THORNALL STREET EDISON, NJ 08837-2206			CEO

Signatures

/s/ Mitchell E. Rudin		06/08/2015
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	On June 5, 2015 (the "Grant Date"), the reporting person was granted 18,775.27 restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of common stock of Mack-Cali realty Corporation (the "Company").
(2)	The RSUs shall vest in three equal, annual installments commencing on June 5, 2016.
(3)	On the Grant Date, the reporting person was granted 56,325.82 performance stock units ("PSUs"). Each PSU represents a contingent right to receive one share of the Company's common stock.
(4)	The PSUs shall vest based on the degree to which a relative total shareholder return target is attained for the three year performance period commencing on the Grant Date.
(5)	On the Grant Date, the reporting person was granted options to purchase 200,000 shares of the Company's common stock at an exercise price of $17.31 per share, the closing price of the Company's common stock on the New York Stock Exchange (the "NYSE") on the Grant Date. The options shall vest in three equal, annual installments commencing on June 5, 2016.
(6)	On the Grant Date, the reporting person was granted options to purchase 200,000 shares of the Company's common stock at an exercise price of $17.31 per share, the closing price of the Company's common stock on the NYSE on the Grant Date. The Options shall vest subject to the closing price of the Company's common stock on the NYSE being equal to or greater than $25.00 for 30 consecutive trading days on or before June 30, 2019.

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