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 *
Powers John
  2. Issuer Name and Ticker or Trading Symbol
EQUITY RESIDENTIAL [EQR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Executive Vice President
(Last)
(First)
(Middle)
TWO NORTH RIVERSIDE PLAZA, SUITE 400
3. Date of Earliest Transaction (Month/Day/Year)
06/03/2011
(Street)

CHICAGO, IL 60606
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
Common Shares Of Beneficial Interest 06/03/2011   M   19,173 A $ 23.07 31,923.7381 (1) D  
Common Shares Of Beneficial Interest 06/03/2011   S   19,173 D $ 60.2296 (2) 12,750.7381 (1) D  
Common Shares Of Beneficial Interest               262.3874 (3) I 401(k) Plan
Common Shares Of Beneficial Interest               11,299.72 (4) I SERP Account

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 V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Non-qualified Stock Option (Right to Buy) $ 23.07 06/03/2011   M     19,173   (5) 02/06/2019 Common Shares Of Beneficial Interest 19,173 $ 0 9,589 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Powers John
TWO NORTH RIVERSIDE PLAZA, SUITE 400
CHICAGO, IL 60606
      Executive Vice President  

Signatures

 s/ By: Jane Matz, Attorney-in-fact   06/07/2011
**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) Direct total includes restricted shares of the Company scheduled to vest in the future along with shares acquired through dividend reinvestments.
(2) The price represents the weighted average price of the shares sold. The shares were sold within a range of $60.15 to $60.35. The reporting person will provide, upon request by the SEC staff, the issuer, or any security holder of the issuer, full information regarding the number of shares sold at each separate price.
(3) Represents shares acquired through profit sharing contributions and dividend reinvestment activity in the reporting person's account with the Equity Residential Advantage 401(k) Retirement Savings Plan, a plan qualified under Section 401(k) of the Internal Revenue Code of 1986, as amended. Such shares represent acquisitions through April 8, 2011.
(4) Represents shares owned by Principal Trust Company, as Trustee of the Equity Residential Supplemental Executive Retirement Plan, for the benefit of the reporting person.
(5) Represents share options scheduled to vest in approximately three equal installments on February 6, 2010, February 6, 2011 and February 6, 2012.

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