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Side-by-side financial comparison of SITIME Corp (SITM) and SunPower Inc. (SPWR). Click either name above to swap in a different company.

SITIME Corp is the larger business by last-quarter revenue ($113.3M vs $79.7M, roughly 1.4× SunPower Inc.). SITIME Corp runs the higher net margin — 8.1% vs -17.8%, a 25.8% gap on every dollar of revenue. On growth, SITIME Corp posted the faster year-over-year revenue change (66.3% vs -10.1%). Over the past eight quarters, SunPower Inc.'s revenue compounded faster (118.7% CAGR vs 85.2%).

SiTime Corporation is a publicly traded fabless chipmaker based in Santa Clara, California that develops micro-electromechanical systems (MEMS), used for timing devices in electronics.

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...

SITM vs SPWR — Head-to-Head

Bigger by revenue
SITM
SITM
1.4× larger
SITM
$113.3M
$79.7M
SPWR
Growing faster (revenue YoY)
SITM
SITM
+76.4% gap
SITM
66.3%
-10.1%
SPWR
Higher net margin
SITM
SITM
25.8% more per $
SITM
8.1%
-17.8%
SPWR
Faster 2-yr revenue CAGR
SPWR
SPWR
Annualised
SPWR
118.7%
85.2%
SITM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
SITM
SITM
SPWR
SPWR
Revenue
$113.3M
$79.7M
Net Profit
$9.2M
$-14.2M
Gross Margin
56.4%
35.5%
Operating Margin
1.6%
-27.4%
Net Margin
8.1%
-17.8%
Revenue YoY
66.3%
-10.1%
Net Profit YoY
148.7%
-130.1%
EPS (diluted)
$0.44
$-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
SITM
SITM
SPWR
SPWR
Q4 25
$113.3M
$79.7M
Q3 25
$83.6M
$22.0M
Q2 25
$69.5M
$67.5M
Q1 25
$60.3M
$82.7M
Q4 24
$68.1M
$88.7M
Q3 24
$57.7M
Q2 24
$43.9M
Q1 24
$33.0M
Net Profit
SITM
SITM
SPWR
SPWR
Q4 25
$9.2M
$-14.2M
Q3 25
$-8.0M
$-16.9M
Q2 25
$-20.2M
$-22.4M
Q1 25
$-23.9M
$8.1M
Q4 24
$-18.8M
$47.0M
Q3 24
$-19.3M
Q2 24
$-26.8M
Q1 24
$-28.7M
Gross Margin
SITM
SITM
SPWR
SPWR
Q4 25
56.4%
35.5%
Q3 25
53.5%
Q2 25
51.9%
42.6%
Q1 25
50.3%
48.5%
Q4 24
52.6%
46.5%
Q3 24
51.1%
Q2 24
49.1%
Q1 24
53.5%
Operating Margin
SITM
SITM
SPWR
SPWR
Q4 25
1.6%
-27.4%
Q3 25
-19.2%
-15.7%
Q2 25
-35.4%
-4.0%
Q1 25
-46.6%
1.3%
Q4 24
-33.8%
-24.2%
Q3 24
-43.1%
Q2 24
-73.7%
Q1 24
-106.1%
Net Margin
SITM
SITM
SPWR
SPWR
Q4 25
8.1%
-17.8%
Q3 25
-9.6%
-76.9%
Q2 25
-29.0%
-33.2%
Q1 25
-39.6%
9.8%
Q4 24
-27.6%
53.0%
Q3 24
-33.5%
Q2 24
-61.0%
Q1 24
-86.9%
EPS (diluted)
SITM
SITM
SPWR
SPWR
Q4 25
$0.44
$-0.05
Q3 25
$-0.31
$-0.19
Q2 25
$-0.84
$-0.28
Q1 25
$-1.01
$0.00
Q4 24
$-0.80
$0.27
Q3 24
$-0.83
Q2 24
$-1.16
Q1 24
$-1.26

Balance Sheet & Financial Strength

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

Metric
SITM
SITM
SPWR
SPWR
Cash + ST InvestmentsLiquidity on hand
$9.6M
Total DebtLower is stronger
$164.8M
Stockholders' EquityBook value
$1.2B
$-90.1M
Total Assets
$1.3B
$241.2M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SITM
SITM
SPWR
SPWR
Q4 25
$9.6M
Q3 25
$5.1M
Q2 25
$11.1M
Q1 25
$10.6M
Q4 24
$13.4M
Q3 24
Q2 24
Q1 24
Total Debt
SITM
SITM
SPWR
SPWR
Q4 25
$164.8M
Q3 25
$204.3M
Q2 25
$152.9M
Q1 25
Q4 24
$147.3M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
SITM
SITM
SPWR
SPWR
Q4 25
$1.2B
$-90.1M
Q3 25
$1.1B
$-112.3M
Q2 25
$1.1B
$-107.2M
Q1 25
$692.5M
$-89.0M
Q4 24
$699.7M
$-97.5M
Q3 24
$696.2M
Q2 24
$692.5M
Q1 24
$696.2M
Total Assets
SITM
SITM
SPWR
SPWR
Q4 25
$1.3B
$241.2M
Q3 25
$1.3B
$208.3M
Q2 25
$1.3B
$163.1M
Q1 25
$872.1M
$147.8M
Q4 24
$885.0M
$144.5M
Q3 24
$877.9M
Q2 24
$878.6M
Q1 24
$942.6M

Cash Flow & Capital Efficiency

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

Metric
SITM
SITM
SPWR
SPWR
Operating Cash FlowLast quarter
$25.4M
$-1.9M
Free Cash FlowOCF − Capex
$13.0M
FCF MarginFCF / Revenue
11.5%
Capex IntensityCapex / Revenue
10.9%
Cash ConversionOCF / Net Profit
2.77×
TTM Free Cash FlowTrailing 4 quarters
$35.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SITM
SITM
SPWR
SPWR
Q4 25
$25.4M
$-1.9M
Q3 25
$31.4M
$-6.4M
Q2 25
$15.3M
$-4.4M
Q1 25
$15.0M
$-2.6M
Q4 24
$13.5M
$-25.6M
Q3 24
$8.2M
Q2 24
$-181.0K
Q1 24
$1.7M
Free Cash Flow
SITM
SITM
SPWR
SPWR
Q4 25
$13.0M
Q3 25
$26.3M
Q2 25
$-2.9M
Q1 25
$-1.3M
Q4 24
$-2.4M
Q3 24
$-6.7M
Q2 24
$-2.7M
Q1 24
$-1.2M
FCF Margin
SITM
SITM
SPWR
SPWR
Q4 25
11.5%
Q3 25
31.5%
Q2 25
-4.2%
Q1 25
-2.1%
Q4 24
-3.5%
Q3 24
-11.6%
Q2 24
-6.3%
Q1 24
-3.6%
Capex Intensity
SITM
SITM
SPWR
SPWR
Q4 25
10.9%
Q3 25
6.1%
Q2 25
26.2%
Q1 25
27.0%
Q4 24
23.3%
Q3 24
25.7%
Q2 24
5.8%
Q1 24
8.8%
Cash Conversion
SITM
SITM
SPWR
SPWR
Q4 25
2.77×
Q3 25
Q2 25
Q1 25
-0.32×
Q4 24
-0.54×
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

SITM
SITM

Segment breakdown not available.

SPWR
SPWR

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

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