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Side-by-side financial comparison of FIRST BUSINESS FINANCIAL SERVICES, INC. (FBIZ) and SunPower Inc. (SPWR). Click either name above to swap in a different company.

SunPower Inc. is the larger business by last-quarter revenue ($79.7M vs $44.3M, roughly 1.8× FIRST BUSINESS FINANCIAL SERVICES, INC.). FIRST BUSINESS FINANCIAL SERVICES, INC. runs the higher net margin — 27.5% vs -17.8%, a 45.3% gap on every dollar of revenue. On growth, FIRST BUSINESS FINANCIAL SERVICES, INC. posted the faster year-over-year revenue change (8.5% vs -10.1%). Over the past eight quarters, SunPower Inc.'s revenue compounded faster (118.7% CAGR vs 8.0%).

The PNC Financial Services Group, Inc. is an American bank holding company and financial services corporation based in Pittsburgh, Pennsylvania. Its banking subsidiary, PNC Bank, operates in 27 states and the District of Columbia, with 2,629 branches and 9,523 ATMs. PNC Bank is one of the largest banks in the US by assets and by number of branches, deposits, and ATMs.

SunPower Corporation is an American provider of photovoltaic solar energy generation systems and battery energy storage products, primarily for residential customers. The company, headquartered in San Jose, California, was founded in 1985 by Richard Swanson, an electrical engineering professor from Stanford University. Cypress Semiconductor bought a majority interest in the company in 2002, growing it quickly until SunPower went public in 2005. TotalEnergies, a French energy and oil company p...

FBIZ vs SPWR — Head-to-Head

Bigger by revenue
SPWR
SPWR
1.8× larger
SPWR
$79.7M
$44.3M
FBIZ
Growing faster (revenue YoY)
FBIZ
FBIZ
+18.5% gap
FBIZ
8.5%
-10.1%
SPWR
Higher net margin
FBIZ
FBIZ
45.3% more per $
FBIZ
27.5%
-17.8%
SPWR
Faster 2-yr revenue CAGR
SPWR
SPWR
Annualised
SPWR
118.7%
8.0%
FBIZ

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
FBIZ
FBIZ
SPWR
SPWR
Revenue
$44.3M
$79.7M
Net Profit
$12.2M
$-14.2M
Gross Margin
35.5%
Operating Margin
-27.4%
Net Margin
27.5%
-17.8%
Revenue YoY
8.5%
-10.1%
Net Profit YoY
9.2%
-130.1%
EPS (diluted)
$1.44
$-0.05

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
FBIZ
FBIZ
SPWR
SPWR
Q1 26
$44.3M
Q4 25
$42.2M
$79.7M
Q3 25
$44.5M
$22.0M
Q2 25
$41.0M
$67.5M
Q1 25
$40.8M
$82.7M
Q4 24
$41.2M
$88.7M
Q3 24
$38.1M
Q2 24
$38.0M
Net Profit
FBIZ
FBIZ
SPWR
SPWR
Q1 26
$12.2M
Q4 25
$13.3M
$-14.2M
Q3 25
$14.4M
$-16.9M
Q2 25
$11.4M
$-22.4M
Q1 25
$11.2M
$8.1M
Q4 24
$14.4M
$47.0M
Q3 24
$10.5M
Q2 24
$10.5M
Gross Margin
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
35.5%
Q3 25
Q2 25
42.6%
Q1 25
48.5%
Q4 24
46.5%
Q3 24
Q2 24
Operating Margin
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
38.5%
-27.4%
Q3 25
39.0%
-15.7%
Q2 25
32.6%
-4.0%
Q1 25
33.0%
1.3%
Q4 24
37.2%
-24.2%
Q3 24
33.8%
Q2 24
32.6%
Net Margin
FBIZ
FBIZ
SPWR
SPWR
Q1 26
27.5%
Q4 25
31.6%
-17.8%
Q3 25
32.3%
-76.9%
Q2 25
27.8%
-33.2%
Q1 25
27.4%
9.8%
Q4 24
35.0%
53.0%
Q3 24
27.6%
Q2 24
27.5%
EPS (diluted)
FBIZ
FBIZ
SPWR
SPWR
Q1 26
$1.44
Q4 25
$1.57
$-0.05
Q3 25
$1.70
$-0.19
Q2 25
$1.35
$-0.28
Q1 25
$1.32
$0.00
Q4 24
$1.69
$0.27
Q3 24
$1.24
Q2 24
$1.23

Balance Sheet & Financial Strength

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

Metric
FBIZ
FBIZ
SPWR
SPWR
Cash + ST InvestmentsLiquidity on hand
$265.8M
$9.6M
Total DebtLower is stronger
$164.8M
Stockholders' EquityBook value
$-90.1M
Total Assets
$4.3B
$241.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FBIZ
FBIZ
SPWR
SPWR
Q1 26
$265.8M
Q4 25
$39.5M
$9.6M
Q3 25
$44.3M
$5.1M
Q2 25
$123.2M
$11.1M
Q1 25
$170.6M
$10.6M
Q4 24
$157.7M
$13.4M
Q3 24
$132.0M
Q2 24
$81.1M
Total Debt
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
$164.8M
Q3 25
$204.3M
Q2 25
$152.9M
Q1 25
Q4 24
$147.3M
Q3 24
Q2 24
Stockholders' Equity
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
$371.6M
$-90.1M
Q3 25
$358.3M
$-112.3M
Q2 25
$344.8M
$-107.2M
Q1 25
$336.1M
$-89.0M
Q4 24
$328.6M
$-97.5M
Q3 24
$312.0M
Q2 24
$305.2M
Total Assets
FBIZ
FBIZ
SPWR
SPWR
Q1 26
$4.3B
Q4 25
$4.1B
$241.2M
Q3 25
$4.0B
$208.3M
Q2 25
$4.0B
$163.1M
Q1 25
$3.9B
$147.8M
Q4 24
$3.9B
$144.5M
Q3 24
$3.7B
Q2 24
$3.9B

Cash Flow & Capital Efficiency

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

Metric
FBIZ
FBIZ
SPWR
SPWR
Operating Cash FlowLast quarter
$-1.9M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
$61.7M
$-1.9M
Q3 25
$18.4M
$-6.4M
Q2 25
$15.8M
$-4.4M
Q1 25
$11.3M
$-2.6M
Q4 24
$57.5M
$-25.6M
Q3 24
$13.8M
Q2 24
$13.1M
Free Cash Flow
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
$61.1M
Q3 25
$18.3M
Q2 25
$15.5M
Q1 25
$11.2M
Q4 24
$57.3M
Q3 24
$13.2M
Q2 24
$12.7M
FCF Margin
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
144.7%
Q3 25
41.0%
Q2 25
37.8%
Q1 25
27.5%
Q4 24
139.2%
Q3 24
34.6%
Q2 24
33.3%
Capex Intensity
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
1.4%
Q3 25
0.3%
Q2 25
0.8%
Q1 25
0.2%
Q4 24
0.5%
Q3 24
1.6%
Q2 24
1.1%
Cash Conversion
FBIZ
FBIZ
SPWR
SPWR
Q1 26
Q4 25
4.63×
Q3 25
1.28×
Q2 25
1.39×
Q1 25
1.01×
-0.32×
Q4 24
3.99×
-0.54×
Q3 24
1.31×
Q2 24
1.25×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FBIZ
FBIZ

Segment breakdown not available.

SPWR
SPWR

Residential Solar Installation$46.9M59%
New Homes Business$22.7M29%
Other$10.1M13%

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