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Side-by-side financial comparison of POWER INTEGRATIONS INC (POWI) and UNITIL CORP (UTL). Click either name above to swap in a different company.

UNITIL CORP is the larger business by last-quarter revenue ($161.5M vs $103.2M, roughly 1.6× POWER INTEGRATIONS INC). POWER INTEGRATIONS INC runs the higher net margin — 12.9% vs 11.8%, a 1.1% gap on every dollar of revenue. On growth, UNITIL CORP posted the faster year-over-year revenue change (26.7% vs -1.9%). POWER INTEGRATIONS INC produced more free cash flow last quarter ($19.2M vs $-36.3M). Over the past eight quarters, POWER INTEGRATIONS INC's revenue compounded faster (6.1% CAGR vs -4.9%).

American Electric Power Company, Inc. is an American domestic electric utility company in the United States. It is one of the largest electric utility companies in the country, with more than five million customers in 11 states.

Unitil Corporation is an interstate electricity and natural gas utility company that provides services for New Hampshire, Massachusetts and Maine. Its earliest predecessor company, the Portland Gas Light Company, was founded in Maine in 1849. The current company was set up in 1984 and is based in New Hampshire. With a market cap of 686.51M, it provides electric services to about 102,400 customers and natural gas to over 75,900 customers. The service territory of Unitil includes business distr...

POWI vs UTL — Head-to-Head

Bigger by revenue
UTL
UTL
1.6× larger
UTL
$161.5M
$103.2M
POWI
Growing faster (revenue YoY)
UTL
UTL
+28.6% gap
UTL
26.7%
-1.9%
POWI
Higher net margin
POWI
POWI
1.1% more per $
POWI
12.9%
11.8%
UTL
More free cash flow
POWI
POWI
$55.5M more FCF
POWI
$19.2M
$-36.3M
UTL
Faster 2-yr revenue CAGR
POWI
POWI
Annualised
POWI
6.1%
-4.9%
UTL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
POWI
POWI
UTL
UTL
Revenue
$103.2M
$161.5M
Net Profit
$13.3M
$19.0M
Gross Margin
52.9%
Operating Margin
8.5%
21.5%
Net Margin
12.9%
11.8%
Revenue YoY
-1.9%
26.7%
Net Profit YoY
45.4%
21.8%
EPS (diluted)
$0.24
$1.05

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
POWI
POWI
UTL
UTL
Q4 25
$103.2M
$161.5M
Q3 25
$118.9M
$101.1M
Q2 25
$115.9M
$102.6M
Q1 25
$105.5M
$170.8M
Q4 24
$105.3M
$127.5M
Q3 24
$115.8M
$92.9M
Q2 24
$106.2M
$95.7M
Q1 24
$91.7M
$178.7M
Net Profit
POWI
POWI
UTL
UTL
Q4 25
$13.3M
$19.0M
Q3 25
$-1.4M
$-300.0K
Q2 25
$1.4M
$4.0M
Q1 25
$8.8M
$27.5M
Q4 24
$9.1M
$15.6M
Q3 24
$14.3M
$0
Q2 24
$4.8M
$4.3M
Q1 24
$4.0M
$27.2M
Gross Margin
POWI
POWI
UTL
UTL
Q4 25
52.9%
Q3 25
54.5%
Q2 25
55.2%
Q1 25
55.2%
Q4 24
54.4%
Q3 24
54.5%
Q2 24
53.2%
Q1 24
52.1%
Operating Margin
POWI
POWI
UTL
UTL
Q4 25
8.5%
21.5%
Q3 25
-3.3%
6.9%
Q2 25
-1.2%
13.0%
Q1 25
6.4%
27.0%
Q4 24
3.7%
22.1%
Q3 24
10.0%
6.2%
Q2 24
1.8%
13.0%
Q1 24
0.5%
24.7%
Net Margin
POWI
POWI
UTL
UTL
Q4 25
12.9%
11.8%
Q3 25
-1.1%
-0.3%
Q2 25
1.2%
3.9%
Q1 25
8.3%
16.1%
Q4 24
8.7%
12.2%
Q3 24
12.3%
Q2 24
4.6%
4.5%
Q1 24
4.3%
15.2%
EPS (diluted)
POWI
POWI
UTL
UTL
Q4 25
$0.24
$1.05
Q3 25
$-0.02
$-0.02
Q2 25
$0.02
$0.25
Q1 25
$0.15
$1.69
Q4 24
$0.15
$0.97
Q3 24
$0.25
$0.00
Q2 24
$0.09
$0.27
Q1 24
$0.07
$1.69

Balance Sheet & Financial Strength

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

Metric
POWI
POWI
UTL
UTL
Cash + ST InvestmentsLiquidity on hand
$249.5M
$15.6M
Total DebtLower is stronger
$670.5M
Stockholders' EquityBook value
$672.8M
$609.6M
Total Assets
$772.2M
$2.1B
Debt / EquityLower = less leverage
1.10×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
POWI
POWI
UTL
UTL
Q4 25
$249.5M
$15.6M
Q3 25
$241.9M
$14.6M
Q2 25
$268.7M
$8.5M
Q1 25
$289.3M
$10.2M
Q4 24
$300.0M
$6.3M
Q3 24
$303.8M
$6.3M
Q2 24
$290.5M
$2.8M
Q1 24
$299.6M
$6.3M
Total Debt
POWI
POWI
UTL
UTL
Q4 25
$670.5M
Q3 25
$670.5M
Q2 25
$640.7M
Q1 25
$642.1M
Q4 24
$643.3M
Q3 24
$643.3M
Q2 24
$511.3M
Q1 24
$512.8M
Stockholders' Equity
POWI
POWI
UTL
UTL
Q4 25
$672.8M
$609.6M
Q3 25
$672.0M
$597.2M
Q2 25
$703.8M
$532.8M
Q1 25
$735.8M
$534.1M
Q4 24
$749.8M
$512.5M
Q3 24
$749.2M
$502.4M
Q2 24
$730.7M
$508.8M
Q1 24
$738.2M
$510.8M
Total Assets
POWI
POWI
UTL
UTL
Q4 25
$772.2M
$2.1B
Q3 25
$772.5M
$1.9B
Q2 25
$797.5M
$1.9B
Q1 25
$814.4M
$1.9B
Q4 24
$828.8M
$1.8B
Q3 24
$825.0M
$1.7B
Q2 24
$804.8M
$1.7B
Q1 24
$805.8M
$1.7B
Debt / Equity
POWI
POWI
UTL
UTL
Q4 25
1.10×
Q3 25
1.12×
Q2 25
1.20×
Q1 25
1.20×
Q4 24
1.26×
Q3 24
1.28×
Q2 24
1.00×
Q1 24
1.00×

Cash Flow & Capital Efficiency

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

Metric
POWI
POWI
UTL
UTL
Operating Cash FlowLast quarter
$26.2M
$21.4M
Free Cash FlowOCF − Capex
$19.2M
$-36.3M
FCF MarginFCF / Revenue
18.6%
-22.5%
Capex IntensityCapex / Revenue
6.8%
35.7%
Cash ConversionOCF / Net Profit
1.97×
1.13×
TTM Free Cash FlowTrailing 4 quarters
$87.1M
$-53.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
POWI
POWI
UTL
UTL
Q4 25
$26.2M
$21.4M
Q3 25
$29.9M
$15.6M
Q2 25
$29.1M
$42.2M
Q1 25
$26.4M
$52.1M
Q4 24
$14.7M
$23.3M
Q3 24
$32.9M
$26.1M
Q2 24
$17.6M
$49.9M
Q1 24
$15.9M
$26.6M
Free Cash Flow
POWI
POWI
UTL
UTL
Q4 25
$19.2M
$-36.3M
Q3 25
$24.2M
$-39.0M
Q2 25
$23.1M
$2.0M
Q1 25
$20.7M
$19.5M
Q4 24
$11.7M
$-32.3M
Q3 24
$27.2M
$-31.3M
Q2 24
$13.5M
$13.2M
Q1 24
$11.6M
$6.4M
FCF Margin
POWI
POWI
UTL
UTL
Q4 25
18.6%
-22.5%
Q3 25
20.3%
-38.6%
Q2 25
20.0%
1.9%
Q1 25
19.6%
11.4%
Q4 24
11.1%
-25.3%
Q3 24
23.5%
-33.7%
Q2 24
12.7%
13.8%
Q1 24
12.6%
3.6%
Capex Intensity
POWI
POWI
UTL
UTL
Q4 25
6.8%
35.7%
Q3 25
4.8%
54.0%
Q2 25
5.1%
39.2%
Q1 25
5.4%
19.1%
Q4 24
2.9%
43.6%
Q3 24
4.9%
61.8%
Q2 24
3.9%
38.3%
Q1 24
4.7%
11.3%
Cash Conversion
POWI
POWI
UTL
UTL
Q4 25
1.97×
1.13×
Q3 25
Q2 25
21.24×
10.55×
Q1 25
3.00×
1.89×
Q4 24
1.61×
1.49×
Q3 24
2.30×
Q2 24
3.64×
11.60×
Q1 24
4.02×
0.98×

Financial Flow Comparison

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

Revenue Breakdown by Segment

POWI
POWI

Distributors$65.8M64%
Other$10.3M10%
KR$9.3M9%
DE$7.1M7%
TW$5.5M5%
Emea Other Than Germany$5.3M5%

UTL
UTL

Segment breakdown not available.

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