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Kilroy Realty (KRC) 10K Form and Latest SEC Filings 2026

Kilroy Realty logo
$34.74 +0.30 (+0.88%)
Closing price 03:59 PM Eastern
Extended Trading
$35.21 +0.47 (+1.35%)
As of 07:57 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Latest Kilroy Realty SEC Filings & Recent Activity

Kilroy Realty (NYSE:KRC) has submitted 797+ documents to the U.S. Securities and Exchange Commission (SEC) since 2017. For investors, these filings are the primary source of verified financial data — covering everything from annual revenue and debt levels in the 10-K, to material business events in 8-K current reports, to insider buying and selling activity in Form 4 disclosures. Key figures from these filings, including revenue, earnings, and cash flow, are summarized in Kilroy Realty's financial statements. The most recent filing was a Form SCHEDULE 13G submitted on May 12, 2026.

Form 4
KILROY REALTY CORP Reports Ownership Change on May. 7, 2026

Form 4 filings disclose changes in stock ownership by company insiders, including purchases, sales, grants, and option exercises.

View insider ownership

8-K
Kilroy Realty Files Current Report on Apr. 27, 2026

An 8-K is filed when a material corporate event occurs, such as an acquisition, leadership change, or financial update.

View filing

10-Q
Kilroy Realty Files Quarterly Report on Apr. 28, 2026

The 10-Q contains Kilroy Realty's unaudited quarterly financial statements, revenue, earnings updates, and cash flow changes between annual reports.

View earnings history

Kilroy Realty SEC Filing History

Browse Kilroy Realty's complete SEC filing history using the filters below. Filter by form type - 10-K, 10-Q, 8-K, Form 4, and more - or set a custom date range to find a filing.

DateFilerForm TypeView
05/12/2026 10:21 AM
Kilroy Realty (1025996) Subject
STATE STREET CORP (93751) Filed by
STATE STREET CORP (93751) Filed by
Form SCHEDULE 13G
05/11/2026 9:40 AM
Kilroy Realty (1025996) Subject
NORGES BANK (1374170) Filed by
Form SCHEDULE 13G/A
05/07/2026 4:15 PM
Kilroy Realty (1025996) Subject
Roth Heidi Rena (1352772) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/07/2026 3:20 PM
Kilroy Realty (1025996) Issuer
Stadler Lauren N (2032364) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/30/2026 10:13 AM
Kilroy Realty (1025996) Subject
VANGUARD CAPITAL MANAGEMENT LLC (2100119) Filed by
Form SCHEDULE 13G
04/29/2026 1:07 PM
Kilroy Realty (1025996) Subject
VANGUARD PORTFOLIO MANAGEMENT LLC (2100121) Filed by
Form SCHEDULE 13G
04/28/2026 4:17 PM
Kilroy Realty (1025996) Filer
Kilroy Realty, L.P. (1493976) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
04/27/2026 3:43 PM
Kilroy Realty (1025996) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/22/2026 3:59 PM
Kilroy Realty (1025996) Issuer
Marakovits Cia Buckley (2113224) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/22/2026 3:59 PM
Jalan Chandni (2099329) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/22/2026 3:59 PM
KIESKE DAVID ANDREW (1726721) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 5:07 PM
BRENNAN EDWARD F (1256360) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 5:07 PM
Aman Angela M (1538554) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:40 PM
Kilroy Realty (1025996) Issuer
Trencher Eliott (1838567) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:40 PM
Kilroy Realty (1025996) Issuer
Paratte A. Robert (1600298) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:40 PM
Kilroy Realty (1025996) Issuer
Kuehling Jeffrey (2033885) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Kilroy Realty (1025996) Issuer
Stevenson Gary R. (1608931) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Kilroy Realty (1025996) Issuer
Ritter Louisa (1830590) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Kilroy Realty (1025996) Issuer
Roth Heidi Rena (1352772) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
CARTER DARYL J (1189679) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Kilroy Realty (1025996) Issuer
Smart Justin William (1565262) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Hunt Jolie A. (1642571) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Kilroy Realty (1025996) Issuer
Stoneberg Peter B. (1608883) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Kilroy Realty (1025996) Issuer
Schwartz Sherrie Sage (2058863) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/10/2026 4:41 PM
Kilroy Realty (1025996) Issuer
Stadler Lauren N (2032364) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/09/2026 3:35 PM
Kilroy Realty (1025996) Filer
Form DEFA14A
04/09/2026 3:40 PM
Kilroy Realty (1025996) Filer
Form ARS
04/09/2026 3:30 PM
Kilroy Realty (1025996) Filer
Form DEF 14A
02/26/2026 3:46 PM
Kilroy Realty (1025996) Issuer
Marakovits Cia Buckley (2113224) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2026 3:46 PM
KIESKE DAVID ANDREW (1726721) Reporting
Kilroy Realty (1025996) Issuer
Form 3
Initial statement of beneficial ownership of securities  
02/26/2026 3:46 PM
Kilroy Realty (1025996) Issuer
Marakovits Cia Buckley (2113224) Reporting
Form 3
Initial statement of beneficial ownership of securities  
02/26/2026 3:46 PM
KIESKE DAVID ANDREW (1726721) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/26/2026 8:11 AM
Kilroy Realty (1025996) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
02/17/2026 11:03 AM
D1 Capital Partners L.P. (1747057) Filed by
Kilroy Realty (1025996) Subject
Form SCHEDULE 13G/A
02/13/2026 7:30 AM
COHEN & STEERS, INC. (1284812) Filed by
Kilroy Realty (1025996) Subject
Form SCHEDULE 13G/A
02/09/2026 6:45 PM
Kilroy Realty (1025996) Issuer
Roth Heidi Rena (1352772) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 6:45 PM
Kilroy Realty (1025996) Issuer
Paratte A. Robert (1600298) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 6:45 PM
Kilroy Realty (1025996) Issuer
Stadler Lauren N (2032364) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 6:45 PM
Aman Angela M (1538554) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 6:45 PM
Jalan Chandni (2099329) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 6:46 PM
Kilroy Realty (1025996) Issuer
Trencher Eliott (1838567) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
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02/09/2026 6:46 PM
Kilroy Realty (1025996) Issuer
Kuehling Jeffrey (2033885) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 6:46 PM
Kilroy Realty (1025996) Issuer
Schwartz Sherrie Sage (2058863) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 6:46 PM
Kilroy Realty (1025996) Issuer
Smart Justin William (1565262) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/09/2026 3:38 PM
Kilroy Realty (1025996) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
01/09/2026 4:17 PM
CARTER DARYL J (1189679) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:17 PM
Aman Angela M (1538554) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:17 PM
Kilroy Realty (1025996) Issuer
Stevenson Gary R. (1608931) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
Hunt Jolie A. (1642571) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
Kilroy Realty (1025996) Issuer
Smart Justin William (1565262) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
Kilroy Realty (1025996) Issuer
Stoneberg Peter B. (1608883) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
Kilroy Realty (1025996) Issuer
Trencher Eliott (1838567) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
Kilroy Realty (1025996) Issuer
Schwartz Sherrie Sage (2058863) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
Kilroy Realty (1025996) Issuer
Stadler Lauren N (2032364) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
Kilroy Realty (1025996) Issuer
Roth Heidi Rena (1352772) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:18 PM
BRENNAN EDWARD F (1256360) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:19 PM
Kilroy Realty (1025996) Issuer
Paratte A. Robert (1600298) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:19 PM
Kilroy Realty (1025996) Issuer
Ritter Louisa (1830590) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
01/09/2026 4:19 PM
Kilroy Realty (1025996) Issuer
Kuehling Jeffrey (2033885) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
12/11/2025 4:09 PM
Jalan Chandni (2099329) Reporting
Kilroy Realty (1025996) Issuer
Form 3
Initial statement of beneficial ownership of securities  
11/21/2025 4:12 PM
Kilroy Realty (1025996) Filer
Kilroy Realty, L.P. (1493976) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
11/14/2025 1:33 PM
D1 Capital Partners L.P. (1747057) Filed by
Kilroy Realty (1025996) Subject
Form SCHEDULE 13G
11/14/2025 5:43 AM
COHEN & STEERS, INC. (1284812) Filed by
Kilroy Realty (1025996) Subject
Form SCHEDULE 13G/A
11/05/2025 10:40 AM
FMR LLC (315066) Filed by
Kilroy Realty (1025996) Subject
Form SCHEDULE 13G
11/04/2025 6:15 PM
Kilroy Realty (1025996) Issuer
Roth Heidi Rena (1352772) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/31/2025 10:03 AM
Kilroy Realty (1025996) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G/A
10/28/2025 3:25 PM
Kilroy Realty (1025996) Filer
Kilroy Realty, L.P. (1493976) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
10/27/2025 3:17 PM
Kilroy Realty (1025996) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/10/2025 3:15 PM
BRENNAN EDWARD F (1256360) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:15 PM
CARTER DARYL J (1189679) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:15 PM
Kilroy Realty (1025996) Issuer
Kuehling Jeffrey (2033885) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:15 PM
Kilroy Realty (1025996) Issuer
Paratte A. Robert (1600298) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:15 PM
Kilroy Realty (1025996) Issuer
Stoneberg Peter B. (1608883) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:15 PM
Kilroy Realty (1025996) Issuer
Schwartz Sherrie Sage (2058863) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:16 PM
Kilroy Realty (1025996) Issuer
Werber Merryl Elizabeth (1769816) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:16 PM
Kilroy Realty (1025996) Issuer
Roth Heidi Rena (1352772) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:16 PM
Kilroy Realty (1025996) Issuer
Stevenson Gary R. (1608931) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:16 PM
Kilroy Realty (1025996) Issuer
Smart Justin William (1565262) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:16 PM
Kilroy Realty (1025996) Issuer
Trencher Eliott (1838567) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:16 PM
Hunt Jolie A. (1642571) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:16 PM
Aman Angela M (1538554) Reporting
Kilroy Realty (1025996) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:17 PM
Kilroy Realty (1025996) Issuer
Ritter Louisa (1830590) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:17 PM
Kilroy Realty (1025996) Issuer
Stadler Lauren N (2032364) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/19/2025 4:37 PM
Kilroy Realty (1025996) Issuer
Paratte A. Robert (1600298) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/18/2025 3:15 PM
Kilroy Realty (1025996) Subject
Paratte A. Robert (1600298) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/15/2025 4:08 PM
Kilroy Realty (1025996) Issuer
Werber Merryl Elizabeth (1769816) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/14/2025 9:27 AM
COHEN & STEERS, INC. (1284812) Filed by
Kilroy Realty (1025996) Subject
Form SCHEDULE 13G/A
08/13/2025 4:29 PM
Kilroy Realty (1025996) Subject
Werber Merryl Elizabeth (1769816) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/12/2025 3:49 PM
Kilroy Realty (1025996) Issuer
Trencher Eliott (1838567) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/08/2025 4:48 PM
Kilroy Realty (1025996) Subject
Trencher Eliott (1838567) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/08/2025 4:00 PM
Kilroy Realty (1025996) Filer
Kilroy Realty, L.P. (1493976) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
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08/08/2025 4:16 PM
Kilroy Realty (1025996) Subject
Trencher Eliott (1838567) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/08/2025 3:18 PM
Kilroy Realty (1025996) Filer
Form 424B5
08/07/2025 3:43 PM
Kilroy Realty (1025996) Filer
Kilroy Realty, L.P. (1493976) Filer
Form 424B5
08/05/2025 7:51 AM
Kilroy Realty (1025996) Filer
Kilroy Realty, L.P. (1493976) Filer
Form 424B5
07/29/2025 4:14 PM
Kilroy Realty (1025996) Filer
Kilroy Realty, L.P. (1493976) Filer
Form S-3ASR
07/28/2025 3:42 PM
Kilroy Realty (1025996) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/11/2025 4:11 PM
Kilroy Realty (1025996) Issuer
Ritter Louisa (1830590) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
07/11/2025 4:11 PM
Kilroy Realty (1025996) Issuer
Stadler Lauren N (2032364) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
07/11/2025 4:12 PM
Kilroy Realty (1025996) Issuer
Stoneberg Peter B. (1608883) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
(Data available from 1/1/2016 forward)

Kilroy Realty SEC Filings - Frequently Asked Questions

Kilroy Realty (KRC) has submitted 797+ filings to the SEC since 2017. You can browse the complete history or filter by form type using the tools above.

Kilroy Realty's fiscal year ends on December 31. The company typically files its 10-K annual report by the end of February, covering the prior fiscal year's financial results. Key financial data from these reports is available on Kilroy Realty's financial statements page.

The most recent filing was a Form SCHEDULE 13G submitted on May 12, 2026. View the full filing using the link above.

SEC Filing Types: 10-K, 10-Q, 8-K and More

SEC filings are legally required disclosures that public companies submit to the U.S. Securities and Exchange Commission. Unlike press releases or earnings call transcripts, these documents are filed under legal obligation — meaning the financial data they contain is audited, standardized, and subject to penalties if materially false. For investors, that makes SEC filings the most reliable primary source available for evaluating a company's true financial position.

Yes. All SEC filings are publicly available through the SEC's EDGAR database and on financial research platforms like MarketBeat. Companies are required by law to make these disclosures accessible to all investors — meaning retail investors have access to the same source documents as institutional analysts.

A 10-K is an annual report containing audited financial statements and a full review of the company's business — it is the most comprehensive filing a company makes each year. A 10-Q is a shorter, unaudited quarterly update filed three times per year between annual reports. Investors typically use the 10-K for deep fundamental analysis and the 10-Q to track whether the company is on pace with its guidance mid-year.

The most important filing for fundamental investors. Filed once per year, the 10-K contains audited financial statements, revenue and earnings trends, debt obligations, risk factors, and management's own assessment of the business. Reading the risk factors section and comparing year-over-year financials can reveal issues that don't show up in analyst summaries.

An unaudited financial update filed three times per year (the 10-K covers Q4). Investors use 10-Qs to track whether guidance is on pace, monitor changes in cash flow or inventory, and catch any mid-year shifts in business conditions before they become headline news.

Filed within four business days of a material event — earnings releases, merger announcements, executive departures, or major asset sales. Because 8-Ks are filed before media coverage catches up, they are often the fastest way to get unfiltered information directly from the company on market-moving events.

Filed within two business days whenever an executive or director buys or sells company stock. Insider purchases — especially large or clustered buys — are often interpreted as a signal of management confidence. Insider selling is more ambiguous but worth monitoring for patterns, particularly around lock-up expirations or ahead of major announcements.


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This page (NYSE:KRC) was last updated on 5/14/2026 by MarketBeat.com Staff.
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