SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Kirk Spencer (Last) (First) (Middle) 2795 EAST COTTONWOOD PARKWAY SUITE 400 (Street) SALT LAKE CITY UT 84121 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 08/11/2004	3. Issuer Name and Ticker or Trading Symbol Extra Space Storage Inc. [ EXR ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year) 08/11/2004
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	1,328,673	I	Held by Krispen Family Holdings, L.C.(1)
Common Stock	626,343	I	Held by The Kirk 101 Trust.(2)
Common Stock	418,452	I	Held by The SFKC Kirk Charitable Remainder Unitrust.(3)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Options	(4)	(5)	Common Stock	30,000	12.5	D
Contingent Conversion Shares(6)	(6)	12/31/2008	Common Stock	1,162,483	(6)	D

Explanation of Responses:

1. Krispen Family Holdings, L.C. is an entity in which Mr. Kirk has shared voting and investment power. Mr. Kirk has no pecuniary interest in 670,980 of the shares held by Krispen Family Holdings, L.C., and disclaims beneficial ownership.

2. Mr. Kirk has no pecuniary interest in the shares held by The Kirk 101 Trust and disclaims beneficial ownership.

3. Mr. Kirk is the income beneficiary of The SFKC Kirk Charitable Remainder Unitrust.

4. Become exercisable ratably over four years beginning on the first anniversary of the closing of the initial public offering of the Issuer.

5. Expire ten years from the date of grant which is the date of the closing of the initial public offering of the Issuer.

6. Contingent conversion shares, $.01 par value per share, of the Issuer. Contingent conversion shares are automatically convertible into shares of the Issuer's common stock on a one-for-one basis (but not before March 31, 2006) upon the achievement of certain performance thresholds relating to 14 properties owned by the Issuer.

Remarks:

The excercise price of the stock options is that of the initial public offerings price.

	/s/ Kenneth R. Beck, Attorney in Fact	08/26/2004
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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