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Side-by-side financial comparison of DIODES INC (DIOD) and Simpson Manufacturing Co., Inc. (SSD). Click either name above to swap in a different company.

Simpson Manufacturing Co., Inc. is the larger business by last-quarter revenue ($588.0M vs $391.6M, roughly 1.5× DIODES INC). Simpson Manufacturing Co., Inc. runs the higher net margin — 15.0% vs 2.6%, a 12.4% gap on every dollar of revenue. On growth, DIODES INC posted the faster year-over-year revenue change (15.4% vs 9.1%). Over the past eight quarters, DIODES INC's revenue compounded faster (13.9% CAGR vs -0.8%).

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.

Simpson Manufacturing Company is a leading building materials manufacturer in the United States that produces structural connectors, fasteners, anchors, and products for new construction and retrofitting.

DIOD vs SSD — Head-to-Head

Bigger by revenue
SSD
SSD
1.5× larger
SSD
$588.0M
$391.6M
DIOD
Growing faster (revenue YoY)
DIOD
DIOD
+6.3% gap
DIOD
15.4%
9.1%
SSD
Higher net margin
SSD
SSD
12.4% more per $
SSD
15.0%
2.6%
DIOD
Faster 2-yr revenue CAGR
DIOD
DIOD
Annualised
DIOD
13.9%
-0.8%
SSD

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
DIOD
DIOD
SSD
SSD
Revenue
$391.6M
$588.0M
Net Profit
$10.2M
$88.2M
Gross Margin
31.1%
45.2%
Operating Margin
3.4%
19.5%
Net Margin
2.6%
15.0%
Revenue YoY
15.4%
9.1%
Net Profit YoY
23.8%
13.3%
EPS (diluted)
$0.23
$2.13

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
SSD
SSD
Q1 26
$588.0M
Q4 25
$391.6M
$539.3M
Q3 25
$392.2M
$623.5M
Q2 25
$366.2M
$631.1M
Q1 25
$332.1M
$538.9M
Q4 24
$339.3M
$517.4M
Q3 24
$350.1M
$587.2M
Q2 24
$319.8M
$597.0M
Net Profit
DIOD
DIOD
SSD
SSD
Q1 26
$88.2M
Q4 25
$10.2M
$56.2M
Q3 25
$14.3M
$107.4M
Q2 25
$46.1M
$103.5M
Q1 25
$-4.4M
$77.9M
Q4 24
$8.2M
$55.4M
Q3 24
$13.7M
$93.5M
Q2 24
$8.0M
$97.8M
Gross Margin
DIOD
DIOD
SSD
SSD
Q1 26
45.2%
Q4 25
31.1%
43.4%
Q3 25
30.7%
46.4%
Q2 25
31.5%
46.7%
Q1 25
31.5%
46.8%
Q4 24
32.7%
44.0%
Q3 24
33.7%
46.8%
Q2 24
33.6%
46.7%
Operating Margin
DIOD
DIOD
SSD
SSD
Q1 26
19.5%
Q4 25
3.4%
13.9%
Q3 25
3.0%
22.6%
Q2 25
2.6%
22.2%
Q1 25
0.4%
19.0%
Q4 24
3.5%
14.8%
Q3 24
6.2%
21.3%
Q2 24
1.2%
22.1%
Net Margin
DIOD
DIOD
SSD
SSD
Q1 26
15.0%
Q4 25
2.6%
10.4%
Q3 25
3.6%
17.2%
Q2 25
12.6%
16.4%
Q1 25
-1.3%
14.5%
Q4 24
2.4%
10.7%
Q3 24
3.9%
15.9%
Q2 24
2.5%
16.4%
EPS (diluted)
DIOD
DIOD
SSD
SSD
Q1 26
$2.13
Q4 25
$0.23
$1.34
Q3 25
$0.31
$2.58
Q2 25
$0.99
$2.47
Q1 25
$-0.10
$1.85
Q4 24
$0.18
$1.31
Q3 24
$0.30
$2.21
Q2 24
$0.17
$2.31

Balance Sheet & Financial Strength

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

Metric
DIOD
DIOD
SSD
SSD
Cash + ST InvestmentsLiquidity on hand
$377.0M
$341.0M
Total DebtLower is stronger
$25.7M
Stockholders' EquityBook value
$1.9B
$2.1B
Total Assets
$2.4B
$3.0B
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DIOD
DIOD
SSD
SSD
Q1 26
$341.0M
Q4 25
$377.0M
$384.1M
Q3 25
$386.4M
$297.3M
Q2 25
$327.3M
$190.4M
Q1 25
$343.9M
$150.3M
Q4 24
$316.1M
$239.4M
Q3 24
$319.3M
$339.4M
Q2 24
$273.9M
$354.9M
Total Debt
DIOD
DIOD
SSD
SSD
Q1 26
Q4 25
$25.7M
$300.0M
Q3 25
$24.9M
$371.3M
Q2 25
$26.4M
$376.9M
Q1 25
$20.5M
$382.5M
Q4 24
$20.7M
$388.1M
Q3 24
$22.2M
$393.8M
Q2 24
$20.3M
$399.4M
Stockholders' Equity
DIOD
DIOD
SSD
SSD
Q1 26
$2.1B
Q4 25
$1.9B
$2.0B
Q3 25
$1.9B
$2.0B
Q2 25
$1.9B
$1.9B
Q1 25
$1.8B
$1.9B
Q4 24
$1.8B
$1.8B
Q3 24
$1.8B
$1.9B
Q2 24
$1.8B
$1.8B
Total Assets
DIOD
DIOD
SSD
SSD
Q1 26
$3.0B
Q4 25
$2.4B
$3.1B
Q3 25
$2.5B
$3.0B
Q2 25
$2.5B
$3.0B
Q1 25
$2.4B
$2.8B
Q4 24
$2.4B
$2.7B
Q3 24
$2.4B
$2.9B
Q2 24
$2.4B
$2.8B
Debt / Equity
DIOD
DIOD
SSD
SSD
Q1 26
Q4 25
0.01×
0.15×
Q3 25
0.01×
0.19×
Q2 25
0.01×
0.20×
Q1 25
0.01×
0.21×
Q4 24
0.01×
0.21×
Q3 24
0.01×
0.21×
Q2 24
0.01×
0.23×

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
SSD
SSD
Operating Cash FlowLast quarter
$38.1M
Free Cash FlowOCF − Capex
$12.4M
FCF MarginFCF / Revenue
3.2%
Capex IntensityCapex / Revenue
6.6%
Cash ConversionOCF / Net Profit
3.74×
TTM Free Cash FlowTrailing 4 quarters
$137.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DIOD
DIOD
SSD
SSD
Q1 26
Q4 25
$38.1M
$155.7M
Q3 25
$79.1M
$170.2M
Q2 25
$41.5M
$125.2M
Q1 25
$56.7M
$7.6M
Q4 24
$81.8M
$115.8M
Q3 24
$54.4M
$103.3M
Q2 24
$14.4M
$111.1M
Free Cash Flow
DIOD
DIOD
SSD
SSD
Q1 26
Q4 25
$12.4M
$119.0M
Q3 25
$62.8M
$133.9M
Q2 25
$21.1M
$87.3M
Q1 25
$40.8M
$-42.6M
Q4 24
$62.1M
$60.3M
Q3 24
$39.4M
$58.1M
Q2 24
$-3.5M
$70.9M
FCF Margin
DIOD
DIOD
SSD
SSD
Q1 26
Q4 25
3.2%
22.1%
Q3 25
16.0%
21.5%
Q2 25
5.8%
13.8%
Q1 25
12.3%
-7.9%
Q4 24
18.3%
11.7%
Q3 24
11.2%
9.9%
Q2 24
-1.1%
11.9%
Capex Intensity
DIOD
DIOD
SSD
SSD
Q1 26
Q4 25
6.6%
6.8%
Q3 25
4.2%
5.8%
Q2 25
5.6%
6.0%
Q1 25
4.8%
9.3%
Q4 24
5.8%
10.7%
Q3 24
4.3%
7.7%
Q2 24
5.6%
6.7%
Cash Conversion
DIOD
DIOD
SSD
SSD
Q1 26
Q4 25
3.74×
2.77×
Q3 25
5.54×
1.58×
Q2 25
0.90×
1.21×
Q1 25
0.10×
Q4 24
9.93×
2.09×
Q3 24
3.95×
1.10×
Q2 24
1.80×
1.14×

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%

SSD
SSD

Segment breakdown not available.

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