CoStar Group, Inc. provides information, analytics, and online marketplace services to the commercial real estate, hospitality, residential, and related professionals industries in the United States, Canada, Europe, the Asia Pacific, and Latin America. It offers CoStar Property that provides inventory of office, industrial, retail, multifamily, hospitality, and student housing properties and land; CoStar COMPS, a robust database of comparable commercial real estate sales transactions; CoStar Market Analytics to view and report on aggregated market and submarket trends; and CoStar Tenant, an online business-to-business prospecting and analytical tool that provides tenant information. The company also provides Lease Comps and Analysis, a tool to capture, manage, and maintain lease data; CoStar Lease Analysis; Public Record, a searchable database of commercially-zoned parcels; CoStar Real Estate Manager, a real estate lease administration, portfolio management, and lease accounting compliance software solution; and CoStar Risk Analytics and CoStar Investment. In addition, it offers apartment marketing sites, such as ApartmentFinder.com, ForRent.com, ApartmentHomeLiving.com, WestsideRentals.com, AFTER55.com, CorporateHousing.com, ForRentUniversity.com, Apartamentos.com, and Off Campus Partners; LoopNet Premium Lister; LoopNet Diamond, Platinum, and Gold Ads; LandsofAmerica.com, LandAndFarm.com, and LandWatch.com for rural land for-sale; BizBuySell.com, BizQuest.com, and FindaFranchise.com for operating businesses and franchises for-sale; Ten-X, an online auction platform for commercial real estate; and HomeSnap, an online and mobile software platform, as well as Homes.com, a homes for sale listings site. CoStar Group, Inc. was founded in 1987 and is headquartered in Washington, the District of Columbia.

CoStar Group, Inc.

Revenues

Revenues %Chg

Revenues Common Size

Cost of Revenues

Cost of Revenues %Chg

Cost of Revenues Common Size

Gross Profit

Gross Profit %Chg

Gross Profit Common Size

Selling and Marketing

Selling and Marketing %Chg

Selling and Marketing Common Size

Software Development

Software Development %Chg

Software Development Common Size

General and Administrative

General and Administrative %Chg

General and Administrative Common Size

Customer Base Amortization

Customer Base Amortization %Chg

Customer Base Amortization Common Size

Total Operating Expenses

Total Operating Expenses %Chg

Total Operating Expenses Common Size

Income from Operations

Income from Operations %Chg

Income from Operations Common Size

Interest Expense, Net

Interest Expense, Net %Chg

Interest Expense, Net Common Size

Loss on Debt Extinguishment

Loss on Debt Extinguishment %Chg

Loss on Debt Extinguishment Common Size

Interest Income, Net

Interest Income, Net %Chg

Interest Income, Net Common Size

Other Expense, Net

Other Expense, Net %Chg

Other Expense, Net Common Size

Income Before Income Taxes

Income Before Income Taxes %Chg

Income Before Income Taxes Common Size

Income Tax Expense

Income Tax Expense %Chg

Income Tax Expense Common Size

Net Income

Net Income %Chg

Net Income Common Size

Net Income per Share - Basic

Net Income per Share - Basic %Chg

Net Income per Share - Basic Common Size

Net Income per Share - Diluted

Net Income per Share - Diluted %Chg

Net Income per Share - Diluted Common Size

Weighted-Average Outstanding Shares - Basic

Weighted-Average Outstanding Shares - Basic %Chg

Weighted-Average Outstanding Shares - Basic Common Size

Weighted-Average Outstanding Shares - Diluted

Weighted-Average Outstanding Shares - Diluted %Chg

Weighted-Average Outstanding Shares - Diluted Common Size

Total Revenues

Total Revenues %Chg

Total Revenues Common Size

Property Expenses

Property Expenses %Chg

Property Expenses Common Size

Total Property Expenses

Total Property Expenses %Chg

Total Property Expenses Common Size

Gross Profit Margin

Gross Profit Margin %Chg

Gross Profit Margin Common Size

Selling, General & Administrative Expenses

Selling, General & Administrative Expenses %Chg

Selling, General & Administrative Expenses Common Size

Depreciation & Amortization Expenses

Depreciation & Amortization Expenses %Chg

Depreciation & Amortization Expenses Common Size

Operating Profit

Operating Profit %Chg

Operating Profit Common Size

Operating Margin

Operating Margin %Chg

Operating Margin Common Size

Interest and Investment Income

Interest and Investment Income %Chg

Interest and Investment Income Common Size

Interest Expense

Interest Expense %Chg

Interest Expense Common Size

Non-Operating Income

Non-Operating Income %Chg

Non-Operating Income Common Size

Total Non-Operating Income

Total Non-Operating Income %Chg

Total Non-Operating Income Common Size

Income Before Provision for Income Taxes

Income Before Provision for Income Taxes %Chg

Income Before Provision for Income Taxes Common Size

Provision for Income Taxes

Provision for Income Taxes %Chg

Provision for Income Taxes Common Size

Consolidated Net Income

Consolidated Net Income %Chg

Consolidated Net Income Common Size

Net Income Attributable to Common Shareholders

Net Income Attributable to Common Shareholders %Chg

Net Income Attributable to Common Shareholders Common Size

Basic EPS

Basic EPS %Chg

Basic EPS Common Size

Diluted EPS

Diluted EPS %Chg

Diluted EPS Common Size

Basic Weighted Average Shares Outstanding

Basic Weighted Average Shares Outstanding %Chg

Basic Weighted Average Shares Outstanding Common Size

Total Shares Outstanding

Revenue

EBIT

EBITDA

CapEx

Net Interest Income

Assets

Adjusted EBITDA

Adjusted Net Income

Net Revenue

Average Assets

Adjusted EBIT

Adjusted Revenue

Adjusted EBT

Adjusted Funds From Operations

Income Statement	Jun '25	Dec '24	Jun '24	Dec '23	Jun '23	Dec '22
Total Revenues	1,513.5	1,402	1,334.2	1,264.7	1,190.3	1,130.3
Total Revenues %Chg	13.4%	10.9%	12.1%	11.9%	13.1%	12.3%
Revenues
Property Expenses	321.1	281.5	277	259.9	231.6	217.6
Cost of Revenues
Total Property Expenses	321.1	281.5	277	259.9	231.6	217.6
Gross Profit	1,192.4	1,120.5	1,057.2	1,004.8	958.7	912.7
Gross Profit
Gross Profit Margin	78.8%	79.9%	79.2%	79.4%	80.5%	80.8%
Selling, General & Administrative Expenses	1,218.7	1,033.8	1,094.9	852.7	786.3	657.5
Selling and Marketing
Software Development
General and Administrative
Depreciation & Amortization Expenses	43.7	23.1	21.2	21.2	21	42.6
Customer Base Amortization
Operating Profit	-70	63.6	-58.9	130.9	151.4	212.5
Operating Margin	-4.6%	4.5%	-4.4%	10.4%	12.7%	18.8%
Interest and Investment Income	71	102.8	109.7	118.2	95.4	43.2
Interest Income, Net
Interest Expense	—	—	—	—	—	—
Interest Expense, Net
Non-Operating Income	13.9	-3.7	-3.4	4.2	1.2	1.2
Loss on Debt Extinguishment
Other Expense, Net
Total Non-Operating Income	84.9	99.1	106.3	122.4	96.6	44.4
Income Before Provision for Income Taxes	14.9	162.7	47.4	253.3	248	257
Provision for Income Taxes	23.5	49.9	21.5	66.3	60.3	60.2
Income Tax Expense
Consolidated Net Income	-8.6	112.8	25.9	187	187.7	196.7
Net Income Attributable to Common Shareholders	-8.6	112.8	25.9	187	187.7	196.7
Net Income
Basic EPS	-0	0.3	0.1	0.5	0.5	0.5
Diluted EPS	-0	0.3	0.1	0.5	0.5	0.5
Basic Weighted Average Shares Outstanding	415.1	406.8	405.8	405.6	405	399.5
Total Shares Outstanding	424.1	409.5	409.3	408.1	408	406.7
Diluted Weighted Average Shares Outstanding	415.1	408.3	407.3	407.3	406.5	401.2
EBITDA	109.7	198.8	69.5	236.6	248.4	326.4
Effective Tax Rate	157.7%	30.7%	45.4%	26.2%	24.3%	23.4%