EQUITY RESIDENTIAL — Director's Dealing 2010

May 17, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EQUITY RESIDENTIAL (EQR)
CIK: 0000906107
Period of Report: 2010-05-14

Reporting Person: ROSENBERG SHELI Z (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-05-14	Common Shares Of Beneficial Interest	A	409.8361	$35.38	Acquired	220168.0494	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Shares Of Beneficial Interest	53622.814	Indirect
Common Shares Of Beneficial Interest	66022.5944	Indirect

Footnotes

F1: Represents shares acquired through Equity Residential's Employee Share Purchase Plan.

F2: Direct total includes restricted shares of the Company scheduled to vest in the future.

F3: Represents shares owned by Principal Trust Company, as Trustee of the Equity Residential Supplemental Executive Retirement Plan, for the benefit of the reporting person.

F4: Represents shares beneficially owned by Ms. Rosenberg's spouse. Ms. Rosenberg disclaims beneficial ownership of the shares owned by her spouse.