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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold">UNITED STATES</font></div>

<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold">SECURITIES AND EXCHANGE COMMISSION</font><font style="DISPLAY: inline; FONT-WEIGHT: bold"><br>
Washington, D.C. 20549</font></div>

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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 14pt; FONT-WEIGHT: bold">FORM&#160;8-K</font></div>

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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center"><font size="3"><font style="DISPLAY: inline; FONT-WEIGHT: bold">CURRENT REPORT</font></font></div>

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<div style="TEXT-ALIGN: center"><font size="3"><font style="DISPLAY: inline; FONT-WEIGHT: bold">Pursuant to Section&#160;13 or 15(d)&#160;of </font></font></div>

<div style="TEXT-ALIGN: center"><font size="3"><font style="DISPLAY: inline; FONT-WEIGHT: bold">the Securities Exchange Act of 1934</font></font></div>

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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center">Date of Report (date of earliest event reported):&#160;<font style="DISPLAY: inline; FONT-WEIGHT: bold">April&#160;28, 2010</font></div>

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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 16pt">KILROY REALTY CORPORATION</font> </font></div>

<div style="TEXT-ALIGN: center"><font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 8pt">(Exact name of Registrant as specified in its charter)</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(State or other jurisdiction of</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(I.R.S. Employer Identification No.)</font></div>
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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold">12200 W. Olympic Boulevard, Suite 200</font></div>

<div style="TEXT-ALIGN: center"><font style="DISPLAY: inline; FONT-WEIGHT: bold">Los Angeles, California 90064<br>
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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center">Registrant&#8217;s telephone number, including area code: <font style="DISPLAY: inline; FONT-WEIGHT: bold">(310) 481-8400</font></div>

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<div style="TEXT-ALIGN: left; MARGIN: 0in 0in 0pt">Check the appropriate box below if the Form&#160;8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2.):</div>

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<div style="TEXT-ALIGN: left; MARGIN: 0in 0in 0pt; tab-stops: 42.1pt"><font style="DISPLAY: inline; FONT-WEIGHT: bold">Item&#160;2.02</font><font size="3"> </font><font style="DISPLAY: inline; FONT-WEIGHT: bold">Results of Operations and Financial Condition. </font></div>

<div style="TEXT-ALIGN: left"><font id="TAB2" style="LETTER-SPACING: 9pt">&#160;&#160;</font>&#160;On&#160;April 28, 2010, Kilroy Realty Corporation issued a press release announcing its earnings for the quarter ended&#160;March 31, 2010 and distributed certain supplemental information. The supplemental information is attached to this report as Exhibit 99.1, and the press release is attached to this report as Exhibit 99.2.</div>

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<div style="TEXT-ALIGN: left; MARGIN: 0in 0in 0pt; tab-stops: 42.1pt"><font style="DISPLAY: inline; FONT-WEIGHT: bold">Item&#160;9.01</font><font size="3"> </font><font style="DISPLAY: inline; FONT-WEIGHT: bold">Financial Statements and Exhibits. </font></div>

<div style="TEXT-ALIGN: left">List below the financial statements, pro forma financial information and exhibits, if any, filed as a part of this report. </div>

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<div style="TEXT-ALIGN: left; MARGIN: 0in 0in 0pt">(d) Exhibits.</div>

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<div style="TEXT-ALIGN: left; MARGIN: 0in 0in 0pt"><font style="FONT-SIZE: 10pt">99.1<font size="3" style="FONT-SIZE: 10pt">&#160;&#160;&#160;&#160;&#160;First</font> Quarter 2010 Supplemental Financial Report</font></div>

<div style="TEXT-ALIGN: left"><font style="FONT-SIZE: 10pt">99.2<font size="3" style="FONT-SIZE: 10pt">&#160;&#160;&#160;&#160;&#160;</font>Press Release dated&#160;April 28, 2010</font></div>

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<div style="TEXT-ALIGN: left"><font id="TAB2" style="LETTER-SPACING: 9pt">&#160;&#160;&#160;</font>&#160;Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">KILROY REALTY CORPORATION</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Date: April 28, 2010</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">By:</font></div>
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<td valign="top" width="42%" style="BORDER-BOTTOM: black 2px solid; TEXT-ALIGN: center">/s/ Heidi R. Roth</td>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 8pt; FONT-WEIGHT: bold">Heidi R. Roth</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 8pt; FONT-WEIGHT: bold">Senior Vice President and Controller</font></div>
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<div style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt" align="center"><font style="DISPLAY: inline; FONT-WEIGHT: bold">EXHIBIT INDEX </font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">First&#160;Quarter 2010 Supplemental Financial Report</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">99.2*</font></div>
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[{"type": "8-K", "sequence": "1", "filename": "d8k.htm", "description": "FORM 8K", "secsgml_size_bytes": 22890}]
{"company-data": {"conformed-name": "KILROY REALTY CORP", "cik": "0001025996", "assigned-sic": "6798", "irs-number": "954598246", "state-of-incorporation": "MD", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "001-12675", "film-number": "10778365"}, "business-address": {"street1": "12200 W. OLYMPIC BLVD., SUITE 200", "city": "LOS ANGELES", "state": "CA", "zip": "90064", "phone": "3104818400"}, "mail-address": {"street1": "12200 W. OLYMPIC BLVD., SUITE 200", "city": "LOS ANGELES", "state": "CA", "zip": "90064"}}
d8k.htm
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934
Date of Report (date of earliest event reported):
April 28, 2010
KILROY REALTY CORPORATION
(Exact name of Registrant as specified in its charter)
Maryland
1-12675
95-4598246
(State or other jurisdiction of
incorporation)
(Commission File Number)
(I.R.S. Employer Identification No.)
12200 W. Olympic Boulevard, Suite 200
Los Angeles, California 90064
(Address of principal executive offices and zip code)
Registrant's telephone number, including area code:
(310) 481-8400
N/A
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2.):
¨
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Item 2.02
Results of Operations and Financial Condition.
On April 28, 2010, Kilroy Realty Corporation issued a press release announcing its earnings for the quarter ended March 31, 2010 and distributed certain supplemental information. The supplemental information is attached to this report as Exhibit 99.1, and the press release is attached to this report as Exhibit 99.2.
Item 9.01
Financial Statements and Exhibits.
List below the financial statements, pro forma financial information and exhibits, if any, filed as a part of this report.
(d) Exhibits.
99.1
First
Quarter 2010 Supplemental Financial Report
99.2
Press Release dated April 28, 2010
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
KILROY REALTY CORPORATION
Date: April 28, 2010
By:
/s/ Heidi R. Roth
Heidi R. Roth
Senior Vice President and Controller
EXHIBIT INDEX
Exhibit
Number
Description
99.1*
First Quarter 2010 Supplemental Financial Report
99.2*
Press Release dated April 28, 2010
*
Filed herewith
.