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COPT Defense Properties (CDP) 10K Form and Latest SEC Filings 2026

COPT Defense Properties logo
$31.79 +0.08 (+0.24%)
Closing price 05/18/2026 03:59 PM Eastern
Extended Trading
$31.50 -0.29 (-0.90%)
As of 07:27 AM 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 COPT Defense Properties SEC Filings & Recent Activity

COPT Defense Properties (NYSE:CDP) has submitted 377+ 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 COPT Defense Properties's financial statements. The most recent filing was a Form 4 submitted on May 18, 2026.

Form 4
COPT DEFENSE PROPERTIES Reports Ownership Change on May. 18, 2026

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

View insider ownership

10-Q
COPT Defense Properties Files Quarterly Report on May. 6, 2026

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

View earnings history

COPT Defense Properties SEC Filing History

Browse COPT Defense Properties' 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
05/18/2026 4:26 PM
COPT Defense Properties (860546) Issuer
Miller Essye B. (1947703) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 4:10 PM
COPT Defense Properties (860546) Issuer
HAWKINS PHILIP L (1234375) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 4:12 PM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 4:13 PM
COPT Defense Properties (860546) Issuer
PICKETT C TAYLOR (1143567) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 4:15 PM
COPT Defense Properties (860546) Issuer
Owens Raymond Lee (1397459) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 4:16 PM
COPT Defense Properties (860546) Issuer
Long Letitia A (1637178) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/18/2026 4:16 PM
COPT Defense Properties (860546) Issuer
Trimberger Lisa G (1718603) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/14/2026 10:20 AM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/06/2026 3:15 PM
COPT Defense Properties (860546) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
04/30/2026 2:10 PM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
04/29/2026 4:43 PM
COPT Defense Properties (860546) Subject
VANGUARD CAPITAL MANAGEMENT LLC (2100119) Filed by
Form SCHEDULE 13G
03/26/2026 1:15 PM
COPT Defense Properties (860546) Subject
VANGUARD GROUP INC (102909) Filed by
Form SCHEDULE 13G/A
03/04/2026 1:04 PM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/24/2026 9:41 AM
COPT Defense Properties (860546) Issuer
HAWKINS PHILIP L (1234375) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/20/2026 3:57 PM
COPT Defense Properties (860546) Filer
Form 10-K
Annual report pursuant to Section 13 or 15(d)  
02/11/2026 1:26 PM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 10:47 AM
BUDORICK STEPHEN E (1169452) Reporting
COPT Defense Properties (860546) Issuer
Form 4
Statement of changes in beneficial ownership of securities  
02/06/2026 10:49 AM
COPT Defense Properties (860546) Issuer
Mifsud Anthony (1349211) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
12/29/2025 8:09 AM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
12/04/2025 8:15 AM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
12/02/2025 4:27 PM
COPT Defense Properties (860546) Issuer
Myers Matthew T (1965764) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/13/2025 2:02 PM
COPT Defense Properties (860546) Issuer
Mifsud Anthony (1349211) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
11/04/2025 2:38 PM
COPT Defense Properties (860546) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
11/04/2025 8:18 AM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
10/10/2025 3:08 PM
COPT Defense Properties (860546) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
10/02/2025 9:01 AM
COPT Defense Properties (860546) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/29/2025 3:07 PM
COPT Defense Properties (860546) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/25/2025 3:52 PM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/25/2025 3:24 PM
COPT Defense Properties (860546) Filer
COPT DEFENSE PROPERTIES, L.P. (1577966) Filer
Form 424B5
09/23/2025 4:29 PM
COPT Defense Properties (860546) Subject
Form FWP
09/23/2025 8:09 AM
COPT Defense Properties (860546) Filer
COPT DEFENSE PROPERTIES, L.P. (1577966) Filer
Form 424B5
09/23/2025 7:46 AM
COPT Defense Properties (860546) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
09/18/2025 4:01 PM
COPT Defense Properties (860546) Issuer
Trimberger Lisa G (1718603) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
09/17/2025 3:25 PM
COPT Defense Properties (860546) Subject
Trimberger Lisa G (1718603) Reporting
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
09/08/2025 11:32 AM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
08/04/2025 3:38 PM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
07/31/2025 3:22 PM
COPT Defense Properties (860546) Filer
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
07/18/2025 12:00 PM
BlackRock, Inc. (2012383) Filed by
COPT Defense Properties (860546) Subject
Form SCHEDULE 13G/A
05/23/2025 1:32 PM
COPT Defense Properties (860546) Filer
Form 8-K
Current report pursuant to Section 13 or 15(d)  
05/22/2025 2:43 PM
COPT Defense Properties (860546) Issuer
Trimberger Lisa G (1718603) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/22/2025 2:47 PM
COPT Defense Properties (860546) Issuer
PICKETT C TAYLOR (1143567) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
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05/22/2025 2:50 PM
COPT Defense Properties (860546) Issuer
HAWKINS PHILIP L (1234375) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/22/2025 2:53 PM
COPT Defense Properties (860546) Issuer
Miller Essye B. (1947703) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/22/2025 2:57 PM
COPT Defense Properties (860546) Issuer
Owens Raymond Lee (1397459) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
05/19/2025 8:08 AM
COPT Defense Properties (860546) Issuer
DENTON ROBERT L (1250536) Reporting
Form 4
Statement of changes in beneficial ownership of securities  
(Data available from 1/1/2016 forward)

COPT Defense Properties SEC Filings - Frequently Asked Questions

COPT Defense Properties (CDP) has submitted 377+ filings to the SEC since 2017. You can browse the complete history or filter by form type using the tools above.

COPT Defense Properties'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 COPT Defense Properties's financial statements page.

The most recent filing was a Form 4 submitted on May 18, 2026. This was an insider ownership change filed by 4 - COPT DEFENSE PROPERTIES (0000860546) (Issuer).

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:CDP) was last updated on 5/19/2026 by MarketBeat.com Staff.
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