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Side-by-side financial comparison of DIODES INC (DIOD) and SAFETY INSURANCE GROUP INC (SAFT). Click either name above to swap in a different company.

DIODES INC is the larger business by last-quarter revenue ($391.6M vs $319.3M, roughly 1.2× SAFETY INSURANCE GROUP INC). SAFETY INSURANCE GROUP INC runs the higher net margin — 6.3% vs 2.6%, a 3.7% gap on every dollar of revenue. On growth, DIODES INC posted the faster year-over-year revenue change (15.4% vs 11.4%). SAFETY INSURANCE GROUP INC produced more free cash flow last quarter ($192.0M vs $12.4M). Over the past eight quarters, DIODES INC's revenue compounded faster (13.9% CAGR vs 9.1%).

Diodes Incorporated is a global semiconductor manufacturer that designs, produces and supplies discrete, analog and mixed-signal semiconductor products. Its solutions serve key end markets including automotive, industrial, consumer electronics, personal computing and communications infrastructure, with a worldwide customer base.

Nationwide Mutual Insurance Company and affiliated companies, commonly shortened to Nationwide, is a group of large U.S. insurance and financial services companies based in Columbus, Ohio. The company also operates regional headquarters in Scottsdale, Arizona and Des Moines, Iowa. Nationwide currently has approximately 24,000 employees, and is ranked No. 72 in the 2025 Fortune 500 list.

DIOD vs SAFT — Head-to-Head

Bigger by revenue
DIOD
DIOD
1.2× larger
DIOD
$391.6M
$319.3M
SAFT
Growing faster (revenue YoY)
DIOD
DIOD
+4.0% gap
DIOD
15.4%
11.4%
SAFT
Higher net margin
SAFT
SAFT
3.7% more per $
SAFT
6.3%
2.6%
DIOD
More free cash flow
SAFT
SAFT
$179.6M more FCF
SAFT
$192.0M
$12.4M
DIOD
Faster 2-yr revenue CAGR
DIOD
DIOD
Annualised
DIOD
13.9%
9.1%
SAFT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DIOD
DIOD
SAFT
SAFT
Revenue
$391.6M
$319.3M
Net Profit
$10.2M
$20.1M
Gross Margin
31.1%
Operating Margin
3.4%
8.0%
Net Margin
2.6%
6.3%
Revenue YoY
15.4%
11.4%
Net Profit YoY
23.8%
147.3%
EPS (diluted)
$0.23
$1.36

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
DIOD
DIOD
SAFT
SAFT
Q4 25
$391.6M
$319.3M
Q3 25
$392.2M
$326.6M
Q2 25
$366.2M
$316.3M
Q1 25
$332.1M
$301.4M
Q4 24
$339.3M
$286.7M
Q3 24
$350.1M
$295.3M
Q2 24
$319.8M
$269.8M
Q1 24
$302.0M
$268.2M
Net Profit
DIOD
DIOD
SAFT
SAFT
Q4 25
$10.2M
$20.1M
Q3 25
$14.3M
$28.3M
Q2 25
$46.1M
$28.9M
Q1 25
$-4.4M
$21.9M
Q4 24
$8.2M
$8.1M
Q3 24
$13.7M
$25.9M
Q2 24
$8.0M
$16.6M
Q1 24
$14.0M
$20.1M
Gross Margin
DIOD
DIOD
SAFT
SAFT
Q4 25
31.1%
Q3 25
30.7%
Q2 25
31.5%
Q1 25
31.5%
Q4 24
32.7%
Q3 24
33.7%
Q2 24
33.6%
Q1 24
33.0%
Operating Margin
DIOD
DIOD
SAFT
SAFT
Q4 25
3.4%
8.0%
Q3 25
3.0%
11.1%
Q2 25
2.6%
11.6%
Q1 25
0.4%
9.4%
Q4 24
3.5%
3.5%
Q3 24
6.2%
11.1%
Q2 24
1.2%
7.9%
Q1 24
4.3%
9.5%
Net Margin
DIOD
DIOD
SAFT
SAFT
Q4 25
2.6%
6.3%
Q3 25
3.6%
8.7%
Q2 25
12.6%
9.1%
Q1 25
-1.3%
7.3%
Q4 24
2.4%
2.8%
Q3 24
3.9%
8.8%
Q2 24
2.5%
6.2%
Q1 24
4.6%
7.5%
EPS (diluted)
DIOD
DIOD
SAFT
SAFT
Q4 25
$0.23
$1.36
Q3 25
$0.31
$1.91
Q2 25
$0.99
$1.95
Q1 25
$-0.10
$1.48
Q4 24
$0.18
$0.56
Q3 24
$0.30
$1.73
Q2 24
$0.17
$1.13
Q1 24
$0.30
$1.36

Balance Sheet & Financial Strength

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

Metric
DIOD
DIOD
SAFT
SAFT
Cash + ST InvestmentsLiquidity on hand
$377.0M
$73.9M
Total DebtLower is stronger
$25.7M
$50.0M
Stockholders' EquityBook value
$1.9B
$892.3M
Total Assets
$2.4B
$2.5B
Debt / EquityLower = less leverage
0.01×
0.06×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DIOD
DIOD
SAFT
SAFT
Q4 25
$377.0M
$73.9M
Q3 25
$386.4M
$56.2M
Q2 25
$327.3M
$49.4M
Q1 25
$343.9M
$64.7M
Q4 24
$316.1M
$59.0M
Q3 24
$319.3M
$82.3M
Q2 24
$273.9M
$44.6M
Q1 24
$276.0M
$30.8M
Total Debt
DIOD
DIOD
SAFT
SAFT
Q4 25
$25.7M
$50.0M
Q3 25
$24.9M
$30.0M
Q2 25
$26.4M
$30.0M
Q1 25
$20.5M
$30.0M
Q4 24
$20.7M
Q3 24
$22.2M
Q2 24
$20.3M
Q1 24
$20.9M
Stockholders' Equity
DIOD
DIOD
SAFT
SAFT
Q4 25
$1.9B
$892.3M
Q3 25
$1.9B
$899.6M
Q2 25
$1.9B
$873.3M
Q1 25
$1.8B
$850.7M
Q4 24
$1.8B
$828.5M
Q3 24
$1.8B
$851.4M
Q2 24
$1.8B
$810.2M
Q1 24
$1.7B
$807.1M
Total Assets
DIOD
DIOD
SAFT
SAFT
Q4 25
$2.4B
$2.5B
Q3 25
$2.5B
$2.4B
Q2 25
$2.5B
$2.4B
Q1 25
$2.4B
$2.3B
Q4 24
$2.4B
$2.3B
Q3 24
$2.4B
$2.3B
Q2 24
$2.4B
$2.2B
Q1 24
$2.4B
$2.1B
Debt / Equity
DIOD
DIOD
SAFT
SAFT
Q4 25
0.01×
0.06×
Q3 25
0.01×
0.03×
Q2 25
0.01×
0.03×
Q1 25
0.01×
0.04×
Q4 24
0.01×
Q3 24
0.01×
Q2 24
0.01×
Q1 24
0.01×

Cash Flow & Capital Efficiency

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

Metric
DIOD
DIOD
SAFT
SAFT
Operating Cash FlowLast quarter
$38.1M
$194.5M
Free Cash FlowOCF − Capex
$12.4M
$192.0M
FCF MarginFCF / Revenue
3.2%
60.1%
Capex IntensityCapex / Revenue
6.6%
0.8%
Cash ConversionOCF / Net Profit
3.74×
9.67×
TTM Free Cash FlowTrailing 4 quarters
$137.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DIOD
DIOD
SAFT
SAFT
Q4 25
$38.1M
$194.5M
Q3 25
$79.1M
$85.5M
Q2 25
$41.5M
$32.3M
Q1 25
$56.7M
$3.2M
Q4 24
$81.8M
$128.7M
Q3 24
$54.4M
$73.8M
Q2 24
$14.4M
$25.6M
Q1 24
$-31.1M
$-21.1M
Free Cash Flow
DIOD
DIOD
SAFT
SAFT
Q4 25
$12.4M
$192.0M
Q3 25
$62.8M
Q2 25
$21.1M
$32.3M
Q1 25
$40.8M
$2.8M
Q4 24
$62.1M
$124.3M
Q3 24
$39.4M
$73.2M
Q2 24
$-3.5M
$25.0M
Q1 24
$-51.5M
$-24.2M
FCF Margin
DIOD
DIOD
SAFT
SAFT
Q4 25
3.2%
60.1%
Q3 25
16.0%
Q2 25
5.8%
10.2%
Q1 25
12.3%
0.9%
Q4 24
18.3%
43.4%
Q3 24
11.2%
24.8%
Q2 24
-1.1%
9.3%
Q1 24
-17.1%
-9.0%
Capex Intensity
DIOD
DIOD
SAFT
SAFT
Q4 25
6.6%
0.8%
Q3 25
4.2%
0.0%
Q2 25
5.6%
0.0%
Q1 25
4.8%
0.1%
Q4 24
5.8%
1.5%
Q3 24
4.3%
0.2%
Q2 24
5.6%
0.2%
Q1 24
6.7%
1.1%
Cash Conversion
DIOD
DIOD
SAFT
SAFT
Q4 25
3.74×
9.67×
Q3 25
5.54×
3.02×
Q2 25
0.90×
1.12×
Q1 25
0.14×
Q4 24
9.93×
15.83×
Q3 24
3.95×
2.85×
Q2 24
1.80×
1.54×
Q1 24
-2.22×
-1.05×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DIOD
DIOD

Distributor$253.1M65%
Direct Sales$138.5M35%

SAFT
SAFT

Segment breakdown not available.

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