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Side-by-side financial comparison of Monolithic Power Systems (MPWR) and SPX Technologies, Inc. (SPXC). Click either name above to swap in a different company.

Monolithic Power Systems is the larger business by last-quarter revenue ($804.2M vs $566.8M, roughly 1.4× SPX Technologies, Inc.). Monolithic Power Systems runs the higher net margin — 24.0% vs 10.6%, a 13.5% gap on every dollar of revenue. On growth, Monolithic Power Systems posted the faster year-over-year revenue change (26.1% vs 22.0%). Over the past eight quarters, Monolithic Power Systems's revenue compounded faster (25.9% CAGR vs 6.3%).

Monolithic Power Systems, Inc. is an American, publicly traded company headquartered in Kirkland, Washington. It operates in more than 15 locations worldwide.

SPX Technologies, Inc. is an American manufacturing company, headquartered in Charlotte, North Carolina. The company operates within four markets: heating, ventilation, and air conditioning (HVAC), detection and measurement, power transmission and generation, and engineered solutions. Examples of SPX’s products include cooling towers and boilers, underground pipe and cable locators, power transformers, and heat exchangers. Brands include Waukesha, Dielectric, Genfare, Fahrenheat, Radiodetecti...

MPWR vs SPXC — Head-to-Head

Bigger by revenue
MPWR
MPWR
1.4× larger
MPWR
$804.2M
$566.8M
SPXC
Growing faster (revenue YoY)
MPWR
MPWR
+4.1% gap
MPWR
26.1%
22.0%
SPXC
Higher net margin
MPWR
MPWR
13.5% more per $
MPWR
24.0%
10.6%
SPXC
Faster 2-yr revenue CAGR
MPWR
MPWR
Annualised
MPWR
25.9%
6.3%
SPXC

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
MPWR
MPWR
SPXC
SPXC
Revenue
$804.2M
$566.8M
Net Profit
$193.2M
$59.9M
Gross Margin
55.3%
Operating Margin
30.0%
15.5%
Net Margin
24.0%
10.6%
Revenue YoY
26.1%
22.0%
Net Profit YoY
43.1%
17.0%
EPS (diluted)
$3.92

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
MPWR
MPWR
SPXC
SPXC
Q1 26
$804.2M
$566.8M
Q4 25
$751.2M
$637.3M
Q3 25
$737.2M
$592.8M
Q2 25
$664.6M
$552.4M
Q1 25
$637.6M
$482.6M
Q4 24
$621.7M
$533.7M
Q3 24
$620.1M
$483.7M
Q2 24
$507.4M
$501.3M
Net Profit
MPWR
MPWR
SPXC
SPXC
Q1 26
$193.2M
$59.9M
Q4 25
$171.7M
$77.9M
Q3 25
$179.8M
$62.7M
Q2 25
$135.0M
$52.2M
Q1 25
$135.1M
$51.2M
Q4 24
$1.3B
$57.1M
Q3 24
$144.4M
$50.2M
Q2 24
$100.4M
$44.2M
Gross Margin
MPWR
MPWR
SPXC
SPXC
Q1 26
55.3%
Q4 25
55.2%
39.8%
Q3 25
55.1%
40.4%
Q2 25
55.1%
41.4%
Q1 25
55.4%
40.6%
Q4 24
55.4%
40.9%
Q3 24
55.4%
40.9%
Q2 24
55.3%
40.1%
Operating Margin
MPWR
MPWR
SPXC
SPXC
Q1 26
30.0%
15.5%
Q4 25
26.6%
15.7%
Q3 25
26.5%
16.4%
Q2 25
24.8%
15.7%
Q1 25
26.5%
13.8%
Q4 24
26.3%
16.9%
Q3 24
26.5%
16.3%
Q2 24
23.0%
14.9%
Net Margin
MPWR
MPWR
SPXC
SPXC
Q1 26
24.0%
10.6%
Q4 25
22.9%
12.2%
Q3 25
24.4%
10.6%
Q2 25
20.3%
9.4%
Q1 25
21.2%
10.6%
Q4 24
201.8%
10.7%
Q3 24
23.3%
10.4%
Q2 24
19.8%
8.8%
EPS (diluted)
MPWR
MPWR
SPXC
SPXC
Q1 26
$3.92
Q4 25
$3.50
$1.56
Q3 25
$3.74
$1.28
Q2 25
$2.81
$1.10
Q1 25
$2.81
$1.09
Q4 24
$25.71
$1.21
Q3 24
$2.95
$1.06
Q2 24
$2.05
$0.94

Balance Sheet & Financial Strength

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

Metric
MPWR
MPWR
SPXC
SPXC
Cash + ST InvestmentsLiquidity on hand
$1.4B
$156.5M
Total DebtLower is stronger
$667.3M
Stockholders' EquityBook value
$3.7B
$2.3B
Total Assets
$4.4B
$3.9B
Debt / EquityLower = less leverage
0.29×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MPWR
MPWR
SPXC
SPXC
Q1 26
$1.4B
$156.5M
Q4 25
$1.3B
$364.0M
Q3 25
$1.3B
$229.4M
Q2 25
$1.1B
$132.8M
Q1 25
$1.0B
$177.8M
Q4 24
$862.9M
$156.9M
Q3 24
$1.5B
$124.8M
Q2 24
$1.3B
$128.1M
Total Debt
MPWR
MPWR
SPXC
SPXC
Q1 26
$667.3M
Q4 25
$496.7M
Q3 25
$499.8M
Q2 25
$950.3M
Q1 25
$872.0M
Q4 24
$577.0M
Q3 24
$665.2M
Q2 24
$509.9M
Stockholders' Equity
MPWR
MPWR
SPXC
SPXC
Q1 26
$3.7B
$2.3B
Q4 25
$3.5B
$2.2B
Q3 25
$3.4B
$2.1B
Q2 25
$3.2B
$1.5B
Q1 25
$3.1B
$1.4B
Q4 24
$3.0B
$1.4B
Q3 24
$2.4B
$1.4B
Q2 24
$2.2B
$1.3B
Total Assets
MPWR
MPWR
SPXC
SPXC
Q1 26
$4.4B
$3.9B
Q4 25
$4.2B
$3.6B
Q3 25
$4.1B
$3.4B
Q2 25
$3.9B
$3.3B
Q1 25
$3.7B
$3.1B
Q4 24
$3.5B
$2.7B
Q3 24
$2.9B
$2.8B
Q2 24
$2.6B
$2.8B
Debt / Equity
MPWR
MPWR
SPXC
SPXC
Q1 26
0.29×
Q4 25
0.22×
Q3 25
0.23×
Q2 25
0.62×
Q1 25
0.60×
Q4 24
0.42×
Q3 24
0.49×
Q2 24
0.40×

Cash Flow & Capital Efficiency

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

Metric
MPWR
MPWR
SPXC
SPXC
Operating Cash FlowLast quarter
Free Cash FlowOCF − Capex
$11.3M
FCF MarginFCF / Revenue
2.0%
Capex IntensityCapex / Revenue
3.3%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$268.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MPWR
MPWR
SPXC
SPXC
Q1 26
Q4 25
$104.9M
$195.2M
Q3 25
$239.3M
$106.5M
Q2 25
$237.6M
$42.5M
Q1 25
$256.4M
$-10.9M
Q4 24
$167.7M
$166.5M
Q3 24
$231.7M
$51.4M
Q2 24
$141.0M
$57.5M
Free Cash Flow
MPWR
MPWR
SPXC
SPXC
Q1 26
$11.3M
Q4 25
$63.9M
$126.7M
Q3 25
$196.8M
$96.1M
Q2 25
$189.5M
$34.8M
Q1 25
$216.0M
$-16.4M
Q4 24
$102.9M
$156.7M
Q3 24
$197.9M
$43.5M
Q2 24
$109.5M
$47.1M
FCF Margin
MPWR
MPWR
SPXC
SPXC
Q1 26
2.0%
Q4 25
8.5%
19.9%
Q3 25
26.7%
16.2%
Q2 25
28.5%
6.3%
Q1 25
33.9%
-3.4%
Q4 24
16.5%
29.4%
Q3 24
31.9%
9.0%
Q2 24
21.6%
9.4%
Capex Intensity
MPWR
MPWR
SPXC
SPXC
Q1 26
3.3%
Q4 25
5.5%
10.7%
Q3 25
5.8%
1.8%
Q2 25
7.2%
1.4%
Q1 25
6.3%
1.1%
Q4 24
10.4%
1.8%
Q3 24
5.5%
1.6%
Q2 24
6.2%
2.1%
Cash Conversion
MPWR
MPWR
SPXC
SPXC
Q1 26
Q4 25
0.61×
2.51×
Q3 25
1.33×
1.70×
Q2 25
1.76×
0.81×
Q1 25
1.90×
-0.21×
Q4 24
0.13×
2.92×
Q3 24
1.60×
1.02×
Q2 24
1.40×
1.30×

Financial Flow Comparison

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

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