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Side-by-side financial comparison of CALIX, INC (CALX) 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 $280.0M, roughly 1.3× CALIX, INC). PROSPERITY BANCSHARES INC runs the higher net margin — 31.6% vs 4.0%, a 27.6% gap on every dollar of revenue. Over the past eight quarters, PROSPERITY BANCSHARES INC's revenue compounded faster (19.2% CAGR vs 18.9%).

Calix, Inc. is a telecommunications company that specializes in providing software platforms, systems, and services to support the delivery of broadband services. The company was founded in 1999 and is headquartered in San Jose, California.

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...

CALX vs PB — Head-to-Head

Bigger by revenue
PB
PB
1.3× larger
PB
$367.6M
$280.0M
CALX
Higher net margin
PB
PB
27.6% more per $
PB
31.6%
4.0%
CALX
Faster 2-yr revenue CAGR
PB
PB
Annualised
PB
19.2%
18.9%
CALX

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
CALX
CALX
PB
PB
Revenue
$280.0M
$367.6M
Net Profit
$11.2M
$116.3M
Gross Margin
56.9%
Operating Margin
47.6%
Net Margin
4.0%
31.6%
Revenue YoY
27.1%
Net Profit YoY
-10.7%
EPS (diluted)
$0.16
$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
CALX
CALX
PB
PB
Q1 26
$280.0M
$367.6M
Q4 25
$272.4M
$275.0M
Q3 25
$265.4M
$273.4M
Q2 25
$241.9M
$267.7M
Q1 25
$220.2M
$265.4M
Q4 24
$206.1M
$267.8M
Q3 24
$200.9M
$261.7M
Q2 24
$198.1M
$258.8M
Net Profit
CALX
CALX
PB
PB
Q1 26
$11.2M
$116.3M
Q4 25
$7.2M
$139.9M
Q3 25
$15.7M
$137.6M
Q2 25
$-199.0K
$135.2M
Q1 25
$-4.8M
$130.2M
Q4 24
$-17.9M
$130.1M
Q3 24
$-4.0M
$127.3M
Q2 24
$-8.0M
$111.6M
Gross Margin
CALX
CALX
PB
PB
Q1 26
56.9%
Q4 25
57.7%
Q3 25
57.3%
Q2 25
56.3%
Q1 25
55.7%
Q4 24
55.0%
Q3 24
54.8%
Q2 24
54.3%
Operating Margin
CALX
CALX
PB
PB
Q1 26
47.6%
Q4 25
3.4%
65.1%
Q3 25
6.6%
64.4%
Q2 25
0.2%
64.3%
Q1 25
-2.8%
62.7%
Q4 24
-9.1%
62.0%
Q3 24
-5.4%
62.1%
Q2 24
-5.7%
55.2%
Net Margin
CALX
CALX
PB
PB
Q1 26
4.0%
31.6%
Q4 25
2.6%
50.9%
Q3 25
5.9%
50.3%
Q2 25
-0.1%
50.5%
Q1 25
-2.2%
49.1%
Q4 24
-8.7%
48.6%
Q3 24
-2.0%
48.6%
Q2 24
-4.0%
43.1%
EPS (diluted)
CALX
CALX
PB
PB
Q1 26
$0.16
$1.16
Q4 25
$0.11
$1.48
Q3 25
$0.22
$1.45
Q2 25
$0.00
$1.42
Q1 25
$-0.07
$1.37
Q4 24
$-0.27
$1.36
Q3 24
$-0.06
$1.34
Q2 24
$-0.12
$1.17

Balance Sheet & Financial Strength

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

Metric
CALX
CALX
PB
PB
Cash + ST InvestmentsLiquidity on hand
$54.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$738.0M
$8.2B
Total Assets
$43.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CALX
CALX
PB
PB
Q1 26
$54.6M
Q4 25
$143.1M
Q3 25
$95.0M
Q2 25
$76.5M
Q1 25
$42.3M
Q4 24
$43.2M
Q3 24
$62.4M
Q2 24
$84.5M
Stockholders' Equity
CALX
CALX
PB
PB
Q1 26
$738.0M
$8.2B
Q4 25
$859.2M
$7.6B
Q3 25
$822.5M
$7.7B
Q2 25
$772.7M
$7.6B
Q1 25
$767.2M
$7.5B
Q4 24
$780.9M
$7.4B
Q3 24
$778.7M
$7.4B
Q2 24
$754.2M
$7.3B
Total Assets
CALX
CALX
PB
PB
Q1 26
$43.6B
Q4 25
$1.1B
$38.5B
Q3 25
$976.4M
$38.3B
Q2 25
$921.4M
$38.4B
Q1 25
$917.1M
$38.8B
Q4 24
$939.3M
$39.6B
Q3 24
$937.5M
$40.1B
Q2 24
$917.9M
$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
CALX
CALX
PB
PB
Operating Cash FlowLast quarter
$14.6M
Free Cash FlowOCF − Capex
$6.5M
FCF MarginFCF / Revenue
2.3%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
1.31×
TTM Free Cash FlowTrailing 4 quarters
$109.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CALX
CALX
PB
PB
Q1 26
$14.6M
Q4 25
$46.0M
$78.3M
Q3 25
$32.3M
$194.8M
Q2 25
$39.4M
$98.2M
Q1 25
$17.2M
$178.2M
Q4 24
$15.4M
$-205.8M
Q3 24
$16.0M
$274.6M
Q2 24
$22.3M
$216.5M
Free Cash Flow
CALX
CALX
PB
PB
Q1 26
$6.5M
Q4 25
$40.3M
$68.5M
Q3 25
$26.7M
$185.7M
Q2 25
$35.6M
$91.8M
Q1 25
$12.9M
$171.1M
Q4 24
$10.2M
$-210.7M
Q3 24
$12.8M
$270.2M
Q2 24
$16.4M
$211.8M
FCF Margin
CALX
CALX
PB
PB
Q1 26
2.3%
Q4 25
14.8%
24.9%
Q3 25
10.1%
67.9%
Q2 25
14.7%
34.3%
Q1 25
5.9%
64.5%
Q4 24
5.0%
-78.7%
Q3 24
6.3%
103.3%
Q2 24
8.3%
81.8%
Capex Intensity
CALX
CALX
PB
PB
Q1 26
Q4 25
2.1%
3.6%
Q3 25
2.1%
3.3%
Q2 25
1.5%
2.4%
Q1 25
2.0%
2.7%
Q4 24
2.5%
1.8%
Q3 24
1.6%
1.7%
Q2 24
3.0%
1.8%
Cash Conversion
CALX
CALX
PB
PB
Q1 26
1.31×
Q4 25
6.38×
0.56×
Q3 25
2.06×
1.42×
Q2 25
0.73×
Q1 25
1.37×
Q4 24
-1.58×
Q3 24
2.16×
Q2 24
1.94×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CALX
CALX

Appliance$232.8M83%
Software and service$47.1M17%

PB
PB

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

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