Edgar Filing: MACK CALI REALTY CORP

Ownership Submission

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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(Print or Type Responses)

1. Name and Address of Reporting Person ^*

ZUCKERBERG ROY J

2. Issuer Name and Ticker or Trading Symbol
MACK CALI REALTY CORP [CLI]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

__X__ Director	_____ 10% Owner
_____ Officer (give title below)	_____ Other (specify below)

(Last)

(First)

(Middle)

C/O MACK-CALI REALTY CORPORATION, 343 THORNALL STREET

3. Date of Earliest Transaction (Month/Day/Year)
04/04/2007

(Street)

EDISON, NJ 08837

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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Phantom Stock Units

$ 0 ⁽¹⁾

04/04/2007

242.307 ⁽²⁾

08/08/1988⁽³⁾

Common Stock

242.307

$ 47.89

6,498.323 ⁽⁴⁾

Reporting Owners

Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
ZUCKERBERG ROY J C/O MACK-CALI REALTY CORPORATION 343 THORNALL STREET EDISON, NJ 08837	X

Signatures

/s/ Roy J. Zuckerberg		04/06/2007
^**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)	The phantom stock units convert to common stock on a one-for-one basis.
(2)	The number of phantom stock units awarded is comprised of a quarterly director's fee earned and quarterly dividend credited on cumulative phantom stock units under the Mack-Cali Realty Corporation Deferred Compensation Plan for Directors.
(3)	The phantom stock units were accrued under the Mack-Cali Realty Corporation Deferred Compensation Plan for Directors and are to be settled 100% in Mack-Cali Realty Corporation common stock upon the termination of the reporting person's service on the Board of Directors of Mack-Cali Realty Corporation or upon a change in control of Mack-Cali Realty Corporation.
(4)	The ownership amounts reported exclude options to purchase 20,000 shares of common stock that are directly beneficially owned by the reporting person.

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