EQUITY RESIDENTIAL — Director's Dealing 2010

Feb 8, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EQUITY RESIDENTIAL (EQR)
CIK: 0000906107
Period of Report: 2010-02-05

Reporting Person: KNOX BOONE A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-02-05	Common Shares Of Beneficial Interest	A	1137	—	Acquired	35999.0581	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-02-05	Non-qualified Stock Option (Right to Buy)	$32.97	A	6070	Acquired	2020-02-05	Common Shares Of Beneficial Interest (6070)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Shares Of Beneficial Interest	211296	Indirect
Common Shares Of Beneficial Interest	335892	Indirect
Common Shares Of Beneficial Interest	359678	Indirect
Common Shares Of Beneficial Interest	2347898	Indirect
Common Shares Of Beneficial Interest	16437.418	Indirect
Common Shares Of Beneficial Interest	144298	Indirect
Common Shares Of Beneficial Interest	6228	Indirect

Footnotes

F1: Represents restricted shares scheduled to vest on February 5, 2013 (for prospective
service from the June 2010 annual meeting to the June 2011 annual meeting).

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

F3: Represents shares beneficially owned by BAK Limited, LLLP ("BAK"). Mr. Knox is a general and limited partner of BAK. Mr. Knox disclaims beneficial ownership of the shares owned by BAK except to the extent of his pecuniary interest therein.

F4: Represents shares beneficially owned by Folkstone Limited Partnership ("FLP"). Mr. Knox is a general partner of FLP. Mr. Knox disclaims beneficial ownership of the shares owned by FLP except to the extent of his pecuniary interest therein.

F5: Represents shares beneficially owned by the Knox Foundation, a charitable trust. Mr. Knox is trustee of the Knox Foundation. Mr. Knox disclaims beneficial ownership of the shares owned by the Knox Foundation and this report shall not be deemed an admission that Mr. Knox is the beneficial owner of such shares for purposes of Section 16 or for any other purpose.

F6: Represents shares beneficially owned by Knox, Ltd. Mr. Knox is the general partner of Knox, Ltd. Mr. Knox disclaims beneficial ownership of the shares owned by Knox, Ltd. except to the extent of his pecuniary interest therein.

F7: Represents shares owned by Principal Trust Company, as Trustee of the Equity Residential Supplemental Executive Retirement Plan, for the benefit of the reporting person.

F8: Represents shares beneficially owned by Mr. Knox's sister-in-law, over which he has investment authority. Mr. Knox disclaims beneficial ownership of these shares and this report shall not be deemed an admission that Mr. Knox is the beneficial owner of such shares for purposes of Section 16 or any other purpose.

F9: Represents shares beneficially owned by Mr. Knox's spouse. Mr. Knox disclaims beneficial ownership of these shares and this report shall not be deemed an admission that Mr. Knox is the beneficial owner of such shares for purposes of Section 16 or for any other purpose.

F10: Represents share options scheduled to vest in approximately three equal installments on February 5, 2011, February 5, 2012 and February 5, 2013 (for prospective service from
the June 2010 annual meeting to the June 2011 annual meeting).