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Side-by-side financial comparison of CALIX, INC (CALX) and PROASSURANCE CORP (PRA). Click either name above to swap in a different company.

CALIX, INC is the larger business by last-quarter revenue ($280.0M vs $269.6M, roughly 1.0× PROASSURANCE CORP). PROASSURANCE CORP runs the higher net margin — 12.4% vs 4.0%, a 8.4% gap on every dollar of revenue. On growth, CALIX, INC posted the faster year-over-year revenue change (27.1% vs -7.1%). Over the past eight quarters, CALIX, INC's revenue compounded faster (18.9% CAGR vs -2.7%).

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.

ProAssurance Corporation, headquartered in Birmingham, Alabama, is a property and casualty company that sells professional liability insurance to doctors. The company was founded in 1976 as Mutual Assurance and was later renamed to Medical Assurance in 1997. The name "ProAssurance" was created in 2001 when Medical Assurance merged with Professionals Group. The company is currently the fourth largest medical professional liability insurance writer and has over $6 billion in assets.

CALX vs PRA — Head-to-Head

Bigger by revenue
CALX
CALX
1.0× larger
CALX
$280.0M
$269.6M
PRA
Growing faster (revenue YoY)
CALX
CALX
+34.2% gap
CALX
27.1%
-7.1%
PRA
Higher net margin
PRA
PRA
8.4% more per $
PRA
12.4%
4.0%
CALX
Faster 2-yr revenue CAGR
CALX
CALX
Annualised
CALX
18.9%
-2.7%
PRA

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CALX
CALX
PRA
PRA
Revenue
$280.0M
$269.6M
Net Profit
$11.2M
$33.4M
Gross Margin
56.9%
Operating Margin
47.6%
17.3%
Net Margin
4.0%
12.4%
Revenue YoY
27.1%
-7.1%
Net Profit YoY
106.4%
EPS (diluted)
$0.16
$0.65

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
PRA
PRA
Q1 26
$280.0M
Q4 25
$272.4M
$269.6M
Q3 25
$265.4M
$279.6M
Q2 25
$241.9M
$276.8M
Q1 25
$220.2M
$272.1M
Q4 24
$206.1M
$290.1M
Q3 24
$200.9M
$285.3M
Q2 24
$198.1M
$290.4M
Net Profit
CALX
CALX
PRA
PRA
Q1 26
$11.2M
Q4 25
$7.2M
$33.4M
Q3 25
$15.7M
$1.4M
Q2 25
$-199.0K
$21.9M
Q1 25
$-4.8M
$-5.8M
Q4 24
$-17.9M
$16.2M
Q3 24
$-4.0M
$16.4M
Q2 24
$-8.0M
$15.5M
Gross Margin
CALX
CALX
PRA
PRA
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
PRA
PRA
Q1 26
47.6%
Q4 25
3.4%
17.3%
Q3 25
6.6%
1.6%
Q2 25
0.2%
9.9%
Q1 25
-2.8%
-2.3%
Q4 24
-9.1%
6.5%
Q3 24
-5.4%
7.4%
Q2 24
-5.7%
6.2%
Net Margin
CALX
CALX
PRA
PRA
Q1 26
4.0%
Q4 25
2.6%
12.4%
Q3 25
5.9%
0.5%
Q2 25
-0.1%
7.9%
Q1 25
-2.2%
-2.1%
Q4 24
-8.7%
5.6%
Q3 24
-2.0%
5.8%
Q2 24
-4.0%
5.3%
EPS (diluted)
CALX
CALX
PRA
PRA
Q1 26
$0.16
Q4 25
$0.11
$0.65
Q3 25
$0.22
$0.03
Q2 25
$0.00
$0.42
Q1 25
$-0.07
$-0.11
Q4 24
$-0.27
$0.32
Q3 24
$-0.06
$0.32
Q2 24
$-0.12
$0.30

Balance Sheet & Financial Strength

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

Metric
CALX
CALX
PRA
PRA
Cash + ST InvestmentsLiquidity on hand
$54.6M
$36.5M
Total DebtLower is stronger
$420.4M
Stockholders' EquityBook value
$738.0M
$1.3B
Total Assets
$5.4B
Debt / EquityLower = less leverage
0.31×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CALX
CALX
PRA
PRA
Q1 26
$54.6M
Q4 25
$143.1M
$36.5M
Q3 25
$95.0M
$54.5M
Q2 25
$76.5M
$41.6M
Q1 25
$42.3M
$43.5M
Q4 24
$43.2M
$54.9M
Q3 24
$62.4M
$45.3M
Q2 24
$84.5M
$36.9M
Total Debt
CALX
CALX
PRA
PRA
Q1 26
Q4 25
$420.4M
Q3 25
$421.5M
Q2 25
$422.6M
Q1 25
$423.7M
Q4 24
$424.9M
Q3 24
$425.9M
Q2 24
$426.9M
Stockholders' Equity
CALX
CALX
PRA
PRA
Q1 26
$738.0M
Q4 25
$859.2M
$1.3B
Q3 25
$822.5M
$1.3B
Q2 25
$772.7M
$1.3B
Q1 25
$767.2M
$1.2B
Q4 24
$780.9M
$1.2B
Q3 24
$778.7M
$1.2B
Q2 24
$754.2M
$1.1B
Total Assets
CALX
CALX
PRA
PRA
Q1 26
Q4 25
$1.1B
$5.4B
Q3 25
$976.4M
$5.6B
Q2 25
$921.4M
$5.5B
Q1 25
$917.1M
$5.5B
Q4 24
$939.3M
$5.6B
Q3 24
$937.5M
$5.7B
Q2 24
$917.9M
$5.6B
Debt / Equity
CALX
CALX
PRA
PRA
Q1 26
Q4 25
0.31×
Q3 25
0.32×
Q2 25
0.33×
Q1 25
0.34×
Q4 24
0.35×
Q3 24
0.35×
Q2 24
0.38×

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
PRA
PRA
Operating Cash FlowLast quarter
$14.6M
$-25.6M
Free Cash FlowOCF − Capex
$6.5M
FCF MarginFCF / Revenue
2.3%
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
1.31×
-0.77×
TTM Free Cash FlowTrailing 4 quarters
$109.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CALX
CALX
PRA
PRA
Q1 26
$14.6M
Q4 25
$46.0M
$-25.6M
Q3 25
$32.3M
$27.2M
Q2 25
$39.4M
$-28.1M
Q1 25
$17.2M
$-11.6M
Q4 24
$15.4M
$-10.7M
Q3 24
$16.0M
$14.0M
Q2 24
$22.3M
$-12.8M
Free Cash Flow
CALX
CALX
PRA
PRA
Q1 26
$6.5M
Q4 25
$40.3M
Q3 25
$26.7M
Q2 25
$35.6M
Q1 25
$12.9M
Q4 24
$10.2M
Q3 24
$12.8M
Q2 24
$16.4M
FCF Margin
CALX
CALX
PRA
PRA
Q1 26
2.3%
Q4 25
14.8%
Q3 25
10.1%
Q2 25
14.7%
Q1 25
5.9%
Q4 24
5.0%
Q3 24
6.3%
Q2 24
8.3%
Capex Intensity
CALX
CALX
PRA
PRA
Q1 26
Q4 25
2.1%
Q3 25
2.1%
Q2 25
1.5%
Q1 25
2.0%
Q4 24
2.5%
Q3 24
1.6%
Q2 24
3.0%
Cash Conversion
CALX
CALX
PRA
PRA
Q1 26
1.31×
Q4 25
6.38×
-0.77×
Q3 25
2.06×
18.81×
Q2 25
-1.28×
Q1 25
Q4 24
-0.66×
Q3 24
0.85×
Q2 24
-0.83×

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%

PRA
PRA

Workers Compensation Insurance Segment$164.4M61%
Other$59.6M22%
Segregated Portfolio Cell Reinsurance$45.7M17%

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