CSGP CoStar Group
company
SEC Filings & Insider Trading Activity 2026

CIK: 1057352
Information Technology
Services-Business Services, NEC 89 filings
Nasdaq 100
S&P 500

Latest CoStar Group (CSGP) SEC EDGAR filings in 2026, including the most recent 10-K annual report filed on February 26, 2026, a 10-Q quarterly report filed on April 29, 2026, an 8-K current report filed on July 28, 2026. SignalX aggregates every new 10-K annual report, 10-Q quarterly report, 8-K current report, and Form 4 insider transaction for CoStar Group (CSGP) (SEC CIK 1057352), with AI-powered section-by-section summaries updated daily.

10-Q: 46
SC 13G: 17
10-K: 16
8-K: 9
SC 13D: 1

Latest 2026 SEC Filing Dates

10-K Annual Report
Feb 26, 2026
10-Q Quarterly Report
Apr 29, 2026
8-K Current Report
Jul 28, 2026

AI 10-K Annual Report Analysis
Latest 10-K (2025-12-31)

Risk Factors

  • EU AI Act enforcement from Aug 2026 — fines up to 7% of worldwide annual turnover for non-compliance with risk-based AI governance rules
  • Matterport hardware supply chain relies on single-source suppliers in China, exposed to recent US tariffs disrupting component access
  • AI-powered platforms and generative AI tools lowering entry barriers, threatening CoStar's marketplace traffic and advertiser revenue
  • Key-person dependency on Founder/CEO Andrew Florance — loss cited as potential "material adverse impact on operations"
  • $1.0B Senior Notes outstanding plus $1.1B undrawn credit facility; net leverage covenant capped at 4.50x EBITDA under 2024 Credit Agreement

Management Discussion & Analysis

  • Revenue $3.247B, up $511M (+19%) YoY; Commercial Real Estate +18% to $1.787B, Residential +20% to $1.460B
  • Gross margin 79% vs 80% prior year; operating loss $(72)M vs breakeven; selling & marketing 48% vs 50% of revenue
  • Best segment: Commercial Real Estate Adjusted EBITDA $672M (+$70M YoY); worst: Residential Adjusted EBITDA loss $(230)M, though improved $131M YoY
  • Operating cash flow $430M vs $393M; $500M shares repurchased (7.1M shares); $1.5B new buyback program authorized; $155M remaining campus construction obligations
  • 2026 outlook: ~$700M planned buybacks including $500M ASR in Q1; CRE revenue growth expected to moderate; Residential growth expected to accelerate via Domain full-year contribution and Homes.com member growth

Business Overview

  • Online real estate marketplace and data/analytics platform serving commercial and residential property markets across U.S., Australia, Europe, Canada, and Asia-Pacific
  • Three acquisitions integrated: Visual Lease (Nov 2024), Matterport 3D digital twin technology (Feb 2025), and Domain Australian marketplace (Aug 2025)
  • Segment structure overhauled Q4 2025 from geography-based to product portfolio-based (Commercial Real Estate vs Residential Real Estate) to align with CODM internal reporting
  • Workforce of ~8,441 employees across 20 countries as of Jan 31, 2026, with 78% (6,602) U.S.-based
  • Homes.com now features "Homes AI" — voice/text conversational search drawing on Matterport 3D tours, proprietary school data, and market intelligence, representing notable AI-native product differentiation in residential

Go deeper on CoStar Group

Ask AI about CSGP filings. Chat with the 10-K, 10-Q, and 8-K for instant answers on financials, risks, and guidance.

Track institutional money. See which funds are building or cutting CSGP positions, quarter over quarter.

Catch cross-signals. Spot when insider buying, fund accumulation, and activist stakes line up on CSGP.

Annual Reports Archive
10-K

AI-powered analysis of CoStar Group (CSGP) 10-K annual reports filed with SEC EDGAR.

Quarterly Reports Archive
10-Q

AI-powered analysis of CoStar Group (CSGP) 10-Q quarterly reports filed with SEC EDGAR.

Recent 8-K Filings
Current Reports

AI-powered analysis of CoStar Group (CSGP) 8-K current reports disclosing material events.

Financial Summary
XBRL

FY2023FY2024FY2025
Profitability
Revenue-$2.7B$3.2B
Gross Profit-$2.2B$2.6B
Operating Income-$4.7M-$72.0M
Net Income-$138.7M$7.0M
Gross Margin-79.6%78.9%
Op. Margin-0.2%-2.2%
Net Margin-5.1%0.2%
Balance Sheet
Total Assets$8.9B$9.3B$10.5B
Equity$7.3B$7.6B$8.3B
ROE-1.8%0.1%
Per Share
EPS-$0.34$0.02
Cash Flow
Operating CF-$392.6M$430.0M
CapEx-$579.0M$307.0M

Source: XBRL financial data from CoStar Group (CSGP) 10-K filings on SEC EDGAR. All figures in USD. Key metrics include revenue, net income, gross profit, gross profit margin, operating income, EPS (diluted), total assets, stockholders' equity, return on equity (ROE), operating cash flow, and capital expenditure.

Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling DatePeriodAnalysisSEC
8-K
Jul 28, 2026---
8-K
Jul 13, 2026---
8-K
Jun 25, 2026---
8-K
May 29, 2026--
10-Q
Apr 29, 2026Mar 31, 2026-
8-K
Apr 28, 2026---
8-K
Mar 16, 2026-Analysis-
10-K
Feb 26, 2026Dec 31, 2025Analysis
8-K
Feb 24, 2026-Analysis-
8-K
Feb 13, 2026--
8-K
Jan 7, 2026--
10-Q
Oct 29, 2025Sep 30, 2025Analysis
10-Q
Jul 23, 2025Jun 30, 2025Analysis
10-Q
May 1, 2025Mar 31, 2025Analysis
10-K
Feb 20, 2025Dec 31, 2024-
10-Q
Oct 23, 2024Sep 30, 2024-
10-Q
Jul 25, 2024Jun 30, 2024-
10-Q
Apr 24, 2024Mar 31, 2024-
10-K
Feb 22, 2024Dec 31, 2023-
10-Q
Oct 25, 2023Sep 30, 2023-
10-Q
Jul 26, 2023Jun 30, 2023-
10-Q
Apr 26, 2023Mar 31, 2023-
10-K
Feb 22, 2023Dec 31, 2022-
10-Q
Oct 26, 2022Sep 30, 2022-
10-Q
Jul 27, 2022Jun 30, 2022-

13F Fund Holdings: Quarterly Trend

Latest: Q1 2026

Aggregate CSGP share value held by 13F filers tracked by SignalX, by quarter.

Position changes: Q4 2025Q1 2026
Top Buyers
Top Sellers

Source: 13F-HR filings on SEC EDGAR (aggregated from 264 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe.

Frequently Asked Questions

What are the latest CSGP SEC filings in 2026?

CoStar Group (CSGP) has filed a 10-K annual report on February 26, 2026, a 10-Q quarterly report on April 29, 2026, an 8-K current report on July 28, 2026 with the SEC. SignalX tracks every new SEC EDGAR filing daily, including 10-K, 10-Q, 8-K, and Form 4 insider transactions, with AI-powered summaries of key sections.

When did CSGP file its most recent 10-K annual report?

CoStar Group (CSGP) filed its most recent 10-K annual report on February 26, 2026. The 10-K includes audited financial statements, business overview, risk factors, and management discussion, all available on SignalX with AI-generated summaries and XBRL financial data.

How do I view CSGP 10-Q quarterly reports?

CoStar Group (CSGP)'s most recent 10-Q quarterly report was filed on April 29, 2026. SignalX displays every CSGP 10-Q with AI-generated summaries of the MD&A (Management Discussion & Analysis) and Risk Factors sections, plus links to the original SEC EDGAR document.

What 8-K current reports has CSGP filed recently?

CoStar Group (CSGP)'s most recent 8-K was filed on July 28, 2026. 8-K filings disclose material corporate events such as earnings releases, executive changes, mergers, and other significant developments. SignalX surfaces each 8-K with item-level summaries so you can quickly see what happened.

Where can I find CSGP insider trading activity (Form 4)?

SignalX aggregates every CSGP Form 4 insider transaction from SEC EDGAR. Form 4 reports show when officers, directors, and 10% shareholders buy or sell company stock, with transaction code, share count, and price per share.

How often does CSGP file with the SEC?

CoStar Group (CSGP) files a 10-K annual report once per year (typically within 60 days of fiscal year-end) and 10-Q quarterly reports three times per year. 8-K current reports are filed as needed when material events occur, and Form 4 insider transaction reports are due within two business days of a trade. SignalX monitors SEC EDGAR daily to surface every new CSGP filing with AI-powered analysis.

What is the difference between 10-K, 10-Q, and 8-K SEC filings?

A 10-K is a comprehensive annual report with audited financials, business overview, and risk factors. A 10-Q is a shorter quarterly report with unaudited financials and management discussion. An 8-K is a current report filed when a material event occurs, such as earnings releases, executive changes, acquisitions, or other significant developments. SignalX provides AI-generated summaries for all three filing types for CoStar Group (CSGP).

What is CSGP's SEC CIK number?

CoStar Group (CSGP)'s SEC CIK (Central Index Key) number is 1057352. The CIK is a unique identifier assigned by the SEC to every filing entity. You can use CIK 1057352 to look up all CSGP filings on SEC EDGAR, or browse them here on SignalX with AI-powered analysis.

Where can I find CSGP return on equity (ROE) and financial data?

SignalX extracts XBRL financial data from CoStar Group (CSGP) 10-K annual filings, including revenue, net income, gross profit, operating income, EPS, total assets, stockholders' equity, and operating cash flow. Return on equity (ROE) can be derived from net income divided by stockholders' equity. Multi-year financial trends are displayed in the Financial Summary table above.

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