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Side-by-side financial comparison of CoStar Group (CSGP) and Reddit, Inc. (RDDT). Click either name above to swap in a different company.

CoStar Group is the larger business by last-quarter revenue ($899.9M vs $725.6M, roughly 1.2× Reddit, Inc.). Reddit, Inc. runs the higher net margin — 34.7% vs 5.2%, a 29.5% gap on every dollar of revenue. On growth, Reddit, Inc. posted the faster year-over-year revenue change (69.7% vs 26.9%). Reddit, Inc. produced more free cash flow last quarter ($263.6M vs $101.3M). Over the past eight quarters, Reddit, Inc.'s revenue compounded faster (72.8% CAGR vs 17.1%).

CoStar Group, Inc. is an American provider of information, analytics, and marketing services to the commercial property industry in North America and Europe. Founded in 1987 by Andrew C. Florance and based in Arlington, Virginia, the company operates the CoStar online database and news website and several online marketplaces, including Apartments.com and Homes.com.

Reddit is an American proprietary social news aggregation and forum social media platform. Registered users submit content to the site such as links, text posts, images, and videos, which are then voted up or down by other members. Posts are organized by subject into user-created boards called "subreddits". Submissions with more upvotes appear towards the top of their subreddit and, if they receive enough upvotes, ultimately on the site's front page. Reddit administrators moderate the communi...

CSGP vs RDDT — Head-to-Head

Bigger by revenue
CSGP
CSGP
1.2× larger
CSGP
$899.9M
$725.6M
RDDT
Growing faster (revenue YoY)
RDDT
RDDT
+42.8% gap
RDDT
69.7%
26.9%
CSGP
Higher net margin
RDDT
RDDT
29.5% more per $
RDDT
34.7%
5.2%
CSGP
More free cash flow
RDDT
RDDT
$162.3M more FCF
RDDT
$263.6M
$101.3M
CSGP
Faster 2-yr revenue CAGR
RDDT
RDDT
Annualised
RDDT
72.8%
17.1%
CSGP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CSGP
CSGP
RDDT
RDDT
Revenue
$899.9M
$725.6M
Net Profit
$46.5M
$251.6M
Gross Margin
78.6%
91.9%
Operating Margin
5.5%
31.9%
Net Margin
5.2%
34.7%
Revenue YoY
26.9%
69.7%
Net Profit YoY
-22.2%
254.2%
EPS (diluted)
$0.12
$1.24

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CSGP
CSGP
RDDT
RDDT
Q4 25
$899.9M
$725.6M
Q3 25
$833.6M
$584.9M
Q2 25
$781.3M
$499.6M
Q1 25
$732.2M
$392.4M
Q4 24
$709.4M
$427.7M
Q3 24
$692.6M
$348.4M
Q2 24
$677.8M
$281.2M
Q1 24
$656.4M
$243.0M
Net Profit
CSGP
CSGP
RDDT
RDDT
Q4 25
$46.5M
$251.6M
Q3 25
$-30.9M
$162.7M
Q2 25
$6.2M
$89.3M
Q1 25
$-14.8M
$26.2M
Q4 24
$59.8M
$71.0M
Q3 24
$53.0M
$29.9M
Q2 24
$19.2M
$-10.1M
Q1 24
$6.7M
$-575.1M
Gross Margin
CSGP
CSGP
RDDT
RDDT
Q4 25
78.6%
91.9%
Q3 25
79.3%
91.0%
Q2 25
78.5%
90.8%
Q1 25
79.1%
90.5%
Q4 24
80.1%
92.6%
Q3 24
79.7%
90.1%
Q2 24
80.0%
89.5%
Q1 24
78.5%
88.6%
Operating Margin
CSGP
CSGP
RDDT
RDDT
Q4 25
5.5%
31.9%
Q3 25
-6.1%
23.7%
Q2 25
-3.5%
13.6%
Q1 25
-5.8%
1.0%
Q4 24
5.6%
12.4%
Q3 24
3.4%
2.0%
Q2 24
-2.4%
-11.0%
Q1 24
-6.5%
-242.5%
Net Margin
CSGP
CSGP
RDDT
RDDT
Q4 25
5.2%
34.7%
Q3 25
-3.7%
27.8%
Q2 25
0.8%
17.9%
Q1 25
-2.0%
6.7%
Q4 24
8.4%
16.6%
Q3 24
7.7%
8.6%
Q2 24
2.8%
-3.6%
Q1 24
1.0%
-236.7%
EPS (diluted)
CSGP
CSGP
RDDT
RDDT
Q4 25
$0.12
$1.24
Q3 25
$-0.07
$0.80
Q2 25
$0.01
$0.45
Q1 25
$-0.04
$0.13
Q4 24
$0.14
$4.76
Q3 24
$0.13
$0.16
Q2 24
$0.05
$-0.06
Q1 24
$0.02
$-8.19

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CSGP
CSGP
RDDT
RDDT
Cash + ST InvestmentsLiquidity on hand
$1.6B
$953.6M
Total DebtLower is stronger
$140.0M
Stockholders' EquityBook value
$8.3B
$2.9B
Total Assets
$10.5B
$3.2B
Debt / EquityLower = less leverage
0.02×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSGP
CSGP
RDDT
RDDT
Q4 25
$1.6B
$953.6M
Q3 25
$1.9B
$911.7M
Q2 25
$3.6B
$734.1M
Q1 25
$3.7B
$635.7M
Q4 24
$4.7B
$562.1M
Q3 24
$515.9M
Q2 24
$468.0M
Q1 24
$968.5M
Total Debt
CSGP
CSGP
RDDT
RDDT
Q4 25
$140.0M
Q3 25
$1.0B
Q2 25
$1.0B
Q1 25
$1.0B
Q4 24
$1.0B
Q3 24
$1.0B
Q2 24
$1.0B
Q1 24
$1.0B
Stockholders' Equity
CSGP
CSGP
RDDT
RDDT
Q4 25
$8.3B
$2.9B
Q3 25
$8.6B
$2.6B
Q2 25
$8.6B
$2.4B
Q1 25
$8.6B
$2.2B
Q4 24
$7.6B
$2.1B
Q3 24
$7.5B
$2.0B
Q2 24
$7.4B
$1.9B
Q1 24
$7.3B
$1.8B
Total Assets
CSGP
CSGP
RDDT
RDDT
Q4 25
$10.5B
$3.2B
Q3 25
$10.8B
$2.9B
Q2 25
$10.5B
$2.6B
Q1 25
$10.4B
$2.4B
Q4 24
$9.3B
$2.3B
Q3 24
$9.1B
$2.2B
Q2 24
$9.1B
$2.1B
Q1 24
$9.0B
$2.0B
Debt / Equity
CSGP
CSGP
RDDT
RDDT
Q4 25
0.02×
Q3 25
0.12×
Q2 25
0.12×
Q1 25
0.12×
Q4 24
0.13×
Q3 24
0.13×
Q2 24
0.14×
Q1 24
0.14×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CSGP
CSGP
RDDT
RDDT
Operating Cash FlowLast quarter
$162.1M
$266.8M
Free Cash FlowOCF − Capex
$101.3M
$263.6M
FCF MarginFCF / Revenue
11.3%
36.3%
Capex IntensityCapex / Revenue
6.8%
0.4%
Cash ConversionOCF / Net Profit
3.49×
1.06×
TTM Free Cash FlowTrailing 4 quarters
$123.0M
$684.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSGP
CSGP
RDDT
RDDT
Q4 25
$162.1M
$266.8M
Q3 25
$68.2M
$185.2M
Q2 25
$146.5M
$111.3M
Q1 25
$53.2M
$127.6M
Q4 24
$94.6M
$90.0M
Q3 24
$100.3M
$71.6M
Q2 24
$58.1M
$28.4M
Q1 24
$139.6M
$32.1M
Free Cash Flow
CSGP
CSGP
RDDT
RDDT
Q4 25
$101.3M
$263.6M
Q3 25
$-5.5M
$183.1M
Q2 25
$27.7M
$110.8M
Q1 25
$-500.0K
$126.6M
Q4 24
$25.2M
$89.2M
Q3 24
$40.2M
$70.3M
Q2 24
$-14.7M
$27.2M
Q1 24
$-237.1M
$29.2M
FCF Margin
CSGP
CSGP
RDDT
RDDT
Q4 25
11.3%
36.3%
Q3 25
-0.7%
31.3%
Q2 25
3.5%
22.2%
Q1 25
-0.1%
32.3%
Q4 24
3.6%
20.8%
Q3 24
5.8%
20.2%
Q2 24
-2.2%
9.7%
Q1 24
-36.1%
12.0%
Capex Intensity
CSGP
CSGP
RDDT
RDDT
Q4 25
6.8%
0.4%
Q3 25
8.8%
0.4%
Q2 25
15.2%
0.1%
Q1 25
7.3%
0.2%
Q4 24
9.8%
0.2%
Q3 24
8.7%
0.4%
Q2 24
10.7%
0.4%
Q1 24
57.4%
1.2%
Cash Conversion
CSGP
CSGP
RDDT
RDDT
Q4 25
3.49×
1.06×
Q3 25
1.14×
Q2 25
23.63×
1.25×
Q1 25
4.88×
Q4 24
1.58×
1.27×
Q3 24
1.89×
2.40×
Q2 24
3.03×
Q1 24
20.84×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CSGP
CSGP

Co Star$503.8M56%
Other$283.0M31%
Loop Net$94.7M11%

RDDT
RDDT

Advertising$689.7M95%
Other Revenue$35.9M5%

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