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Side-by-side financial comparison of Duolingo, Inc. (DUOL) and PROSPERITY BANCSHARES INC (PB). Click either name above to swap in a different company.

PROSPERITY BANCSHARES INC is the larger business by last-quarter revenue ($367.6M vs $282.9M, roughly 1.3× Duolingo, Inc.). PROSPERITY BANCSHARES INC runs the higher net margin — 31.6% vs 14.8%, a 16.8% gap on every dollar of revenue. Over the past eight quarters, Duolingo, Inc.'s revenue compounded faster (29.9% CAGR vs 19.2%).

Duolingo, Inc. is a leading global edtech firm operating a gamified language learning platform. It offers free and premium self-paced courses for over 40 languages, plus language certification, math learning tools, and literacy programs, serving individual learners, schools and corporate clients worldwide.

Prosperity Bancshares, Inc. is a bank holding company headquartered in Houston, Texas with operations in Texas and central Oklahoma. As of December 31, 2019, the company operated 285 branches: 65 in the Houston area, including The Woodlands, Texas; 30 in South Texas, including Corpus Christi, Texas and Victoria, Texas; 75 in the Dallas–Fort Worth metroplex; 22 in East Texas; 29 in Central Texas, including Austin, Texas and San Antonio; 34 in West Texas, including Lubbock, Texas, Midland–Odess...

DUOL vs PB — Head-to-Head

Bigger by revenue
PB
PB
1.3× larger
PB
$367.6M
$282.9M
DUOL
Higher net margin
PB
PB
16.8% more per $
PB
31.6%
14.8%
DUOL
Faster 2-yr revenue CAGR
DUOL
DUOL
Annualised
DUOL
29.9%
19.2%
PB

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
DUOL
DUOL
PB
PB
Revenue
$282.9M
$367.6M
Net Profit
$42.0M
$116.3M
Gross Margin
72.8%
Operating Margin
15.4%
Net Margin
14.8%
31.6%
Revenue YoY
35.0%
Net Profit YoY
201.7%
-10.7%
EPS (diluted)
$0.99
$1.16

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
DUOL
DUOL
PB
PB
Q1 26
$367.6M
Q4 25
$282.9M
$275.0M
Q3 25
$271.7M
$273.4M
Q2 25
$252.3M
$267.7M
Q1 25
$230.7M
$265.4M
Q4 24
$209.6M
$267.8M
Q3 24
$192.6M
$261.7M
Q2 24
$178.3M
$258.8M
Net Profit
DUOL
DUOL
PB
PB
Q1 26
$116.3M
Q4 25
$42.0M
$139.9M
Q3 25
$292.2M
$137.6M
Q2 25
$44.8M
$135.2M
Q1 25
$35.1M
$130.2M
Q4 24
$13.9M
$130.1M
Q3 24
$23.4M
$127.3M
Q2 24
$24.4M
$111.6M
Gross Margin
DUOL
DUOL
PB
PB
Q1 26
Q4 25
72.8%
Q3 25
72.5%
Q2 25
72.4%
Q1 25
71.1%
Q4 24
71.9%
Q3 24
72.9%
Q2 24
73.4%
Operating Margin
DUOL
DUOL
PB
PB
Q1 26
Q4 25
15.4%
65.1%
Q3 25
12.9%
64.4%
Q2 25
13.2%
64.3%
Q1 25
10.2%
62.7%
Q4 24
6.6%
62.0%
Q3 24
7.0%
62.1%
Q2 24
10.5%
55.2%
Net Margin
DUOL
DUOL
PB
PB
Q1 26
31.6%
Q4 25
14.8%
50.9%
Q3 25
107.5%
50.3%
Q2 25
17.8%
50.5%
Q1 25
15.2%
49.1%
Q4 24
6.6%
48.6%
Q3 24
12.1%
48.6%
Q2 24
13.7%
43.1%
EPS (diluted)
DUOL
DUOL
PB
PB
Q1 26
$1.16
Q4 25
$0.99
$1.48
Q3 25
$5.95
$1.45
Q2 25
$0.91
$1.42
Q1 25
$0.72
$1.37
Q4 24
$0.31
$1.36
Q3 24
$0.49
$1.34
Q2 24
$0.51
$1.17

Balance Sheet & Financial Strength

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

Metric
DUOL
DUOL
PB
PB
Cash + ST InvestmentsLiquidity on hand
$1.0B
Total DebtLower is stronger
Stockholders' EquityBook value
$1.3B
$8.2B
Total Assets
$2.0B
$43.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DUOL
DUOL
PB
PB
Q1 26
Q4 25
$1.0B
Q3 25
$1.0B
Q2 25
$976.2M
Q1 25
$884.0M
Q4 24
$785.8M
Q3 24
$854.4M
Q2 24
$888.2M
Stockholders' Equity
DUOL
DUOL
PB
PB
Q1 26
$8.2B
Q4 25
$1.3B
$7.6B
Q3 25
$1.3B
$7.7B
Q2 25
$977.0M
$7.6B
Q1 25
$893.8M
$7.5B
Q4 24
$824.5M
$7.4B
Q3 24
$822.5M
$7.4B
Q2 24
$766.9M
$7.3B
Total Assets
DUOL
DUOL
PB
PB
Q1 26
$43.6B
Q4 25
$2.0B
$38.5B
Q3 25
$1.9B
$38.3B
Q2 25
$1.5B
$38.4B
Q1 25
$1.4B
$38.8B
Q4 24
$1.3B
$39.6B
Q3 24
$1.2B
$40.1B
Q2 24
$1.1B
$39.8B

Cash Flow & Capital Efficiency

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

Metric
DUOL
DUOL
PB
PB
Operating Cash FlowLast quarter
$107.3M
Free Cash FlowOCF − Capex
$96.6M
FCF MarginFCF / Revenue
34.1%
Capex IntensityCapex / Revenue
3.8%
Cash ConversionOCF / Net Profit
2.56×
TTM Free Cash FlowTrailing 4 quarters
$369.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DUOL
DUOL
PB
PB
Q1 26
Q4 25
$107.3M
$78.3M
Q3 25
$84.2M
$194.8M
Q2 25
$90.7M
$98.2M
Q1 25
$105.6M
$178.2M
Q4 24
$83.3M
$-205.8M
Q3 24
$56.3M
$274.6M
Q2 24
$62.4M
$216.5M
Free Cash Flow
DUOL
DUOL
PB
PB
Q1 26
Q4 25
$96.6M
$68.5M
Q3 25
$79.4M
$185.7M
Q2 25
$89.5M
$91.8M
Q1 25
$104.3M
$171.1M
Q4 24
$81.4M
$-210.7M
Q3 24
$53.1M
$270.2M
Q2 24
$56.8M
$211.8M
FCF Margin
DUOL
DUOL
PB
PB
Q1 26
Q4 25
34.1%
24.9%
Q3 25
29.2%
67.9%
Q2 25
35.5%
34.3%
Q1 25
45.2%
64.5%
Q4 24
38.8%
-78.7%
Q3 24
27.6%
103.3%
Q2 24
31.9%
81.8%
Capex Intensity
DUOL
DUOL
PB
PB
Q1 26
Q4 25
3.8%
3.6%
Q3 25
1.8%
3.3%
Q2 25
0.5%
2.4%
Q1 25
0.6%
2.7%
Q4 24
0.9%
1.8%
Q3 24
1.7%
1.7%
Q2 24
3.1%
1.8%
Cash Conversion
DUOL
DUOL
PB
PB
Q1 26
Q4 25
2.56×
0.56×
Q3 25
0.29×
1.42×
Q2 25
2.02×
0.73×
Q1 25
3.01×
1.37×
Q4 24
5.99×
-1.58×
Q3 24
2.41×
2.16×
Q2 24
2.56×
1.94×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DUOL
DUOL

License And Service$242.3M86%
Advertising$20.2M7%
English Test$10.3M4%
Other$10.1M4%

PB
PB

Net Interest Income$321.1M87%
Noninterest Income$46.5M13%

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