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Side-by-side financial comparison of Ally Financial Inc. (ALLY) and DIODES INC (DIOD). Click either name above to swap in a different company.

DIODES INC is the larger business by last-quarter revenue ($391.6M vs $301.0M, roughly 1.3× Ally Financial Inc.). Ally Financial Inc. runs the higher net margin — 108.6% vs 2.6%, a 106.0% gap on every dollar of revenue. On growth, DIODES INC posted the faster year-over-year revenue change (15.4% vs -3.2%). Over the past eight quarters, DIODES INC's revenue compounded faster (13.9% CAGR vs 11.1%).

Ally Financial Inc. is an American bank holding company incorporated in Delaware and headquartered at Ally Detroit Center in Detroit, Michigan. The company provides financial services including car finance, online banking via a direct bank, corporate lending, vehicle insurance, mortgage loans, and other related financing services such as installment sale and lease agreements.

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.

ALLY vs DIOD — Head-to-Head

Bigger by revenue
DIOD
DIOD
1.3× larger
DIOD
$391.6M
$301.0M
ALLY
Growing faster (revenue YoY)
DIOD
DIOD
+18.6% gap
DIOD
15.4%
-3.2%
ALLY
Higher net margin
ALLY
ALLY
106.0% more per $
ALLY
108.6%
2.6%
DIOD
Faster 2-yr revenue CAGR
DIOD
DIOD
Annualised
DIOD
13.9%
11.1%
ALLY

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALLY
ALLY
DIOD
DIOD
Revenue
$301.0M
$391.6M
Net Profit
$327.0M
$10.2M
Gross Margin
31.1%
Operating Margin
3.4%
Net Margin
108.6%
2.6%
Revenue YoY
-3.2%
15.4%
Net Profit YoY
333.6%
23.8%
EPS (diluted)
$0.97
$0.23

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
ALLY
ALLY
DIOD
DIOD
Q4 25
$301.0M
$391.6M
Q3 25
$308.0M
$392.2M
Q2 25
$312.0M
$366.2M
Q1 25
$323.0M
$332.1M
Q4 24
$311.0M
$339.3M
Q3 24
$319.0M
$350.1M
Q2 24
$324.0M
$319.8M
Q1 24
$244.0M
$302.0M
Net Profit
ALLY
ALLY
DIOD
DIOD
Q4 25
$327.0M
$10.2M
Q3 25
$398.0M
$14.3M
Q2 25
$352.0M
$46.1M
Q1 25
$-225.0M
$-4.4M
Q4 24
$-140.0M
$8.2M
Q3 24
$357.0M
$13.7M
Q2 24
$294.0M
$8.0M
Q1 24
$157.0M
$14.0M
Gross Margin
ALLY
ALLY
DIOD
DIOD
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
ALLY
ALLY
DIOD
DIOD
Q4 25
3.4%
Q3 25
3.0%
Q2 25
2.6%
Q1 25
-87.9%
0.4%
Q4 24
56.3%
3.5%
Q3 24
73.0%
6.2%
Q2 24
79.3%
1.2%
Q1 24
70.1%
4.3%
Net Margin
ALLY
ALLY
DIOD
DIOD
Q4 25
108.6%
2.6%
Q3 25
129.2%
3.6%
Q2 25
112.8%
12.6%
Q1 25
-69.7%
-1.3%
Q4 24
-45.0%
2.4%
Q3 24
111.9%
3.9%
Q2 24
90.7%
2.5%
Q1 24
64.3%
4.6%
EPS (diluted)
ALLY
ALLY
DIOD
DIOD
Q4 25
$0.97
$0.23
Q3 25
$1.18
$0.31
Q2 25
$1.04
$0.99
Q1 25
$-0.82
$-0.10
Q4 24
$-0.54
$0.18
Q3 24
$1.06
$0.30
Q2 24
$0.86
$0.17
Q1 24
$0.42
$0.30

Balance Sheet & Financial Strength

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

Metric
ALLY
ALLY
DIOD
DIOD
Cash + ST InvestmentsLiquidity on hand
$10.0B
$377.0M
Total DebtLower is stronger
$17.1B
$25.7M
Stockholders' EquityBook value
$15.5B
$1.9B
Total Assets
$196.0B
$2.4B
Debt / EquityLower = less leverage
1.10×
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALLY
ALLY
DIOD
DIOD
Q4 25
$10.0B
$377.0M
Q3 25
$10.2B
$386.4M
Q2 25
$10.6B
$327.3M
Q1 25
$10.4B
$343.9M
Q4 24
$10.3B
$316.1M
Q3 24
$8.6B
$319.3M
Q2 24
$7.4B
$273.9M
Q1 24
$8.2B
$276.0M
Total Debt
ALLY
ALLY
DIOD
DIOD
Q4 25
$17.1B
$25.7M
Q3 25
$16.7B
$24.9M
Q2 25
$15.9B
$26.4M
Q1 25
$16.5B
$20.5M
Q4 24
$17.5B
$20.7M
Q3 24
$16.8B
$22.2M
Q2 24
$16.0B
$20.3M
Q1 24
$17.0B
$20.9M
Stockholders' Equity
ALLY
ALLY
DIOD
DIOD
Q4 25
$15.5B
$1.9B
Q3 25
$15.1B
$1.9B
Q2 25
$14.5B
$1.9B
Q1 25
$14.2B
$1.8B
Q4 24
$13.9B
$1.8B
Q3 24
$14.7B
$1.8B
Q2 24
$13.9B
$1.8B
Q1 24
$13.7B
$1.7B
Total Assets
ALLY
ALLY
DIOD
DIOD
Q4 25
$196.0B
$2.4B
Q3 25
$191.7B
$2.5B
Q2 25
$189.5B
$2.5B
Q1 25
$193.3B
$2.4B
Q4 24
$191.8B
$2.4B
Q3 24
$193.0B
$2.4B
Q2 24
$192.5B
$2.4B
Q1 24
$192.9B
$2.4B
Debt / Equity
ALLY
ALLY
DIOD
DIOD
Q4 25
1.10×
0.01×
Q3 25
1.11×
0.01×
Q2 25
1.09×
0.01×
Q1 25
1.16×
0.01×
Q4 24
1.26×
0.01×
Q3 24
1.14×
0.01×
Q2 24
1.15×
0.01×
Q1 24
1.25×
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
ALLY
ALLY
DIOD
DIOD
Operating Cash FlowLast quarter
$640.0M
$38.1M
Free Cash FlowOCF − Capex
$12.4M
FCF MarginFCF / Revenue
3.2%
Capex IntensityCapex / Revenue
6.6%
Cash ConversionOCF / Net Profit
1.96×
3.74×
TTM Free Cash FlowTrailing 4 quarters
$137.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALLY
ALLY
DIOD
DIOD
Q4 25
$640.0M
$38.1M
Q3 25
$1.2B
$79.1M
Q2 25
$947.0M
$41.5M
Q1 25
$940.0M
$56.7M
Q4 24
$620.0M
$81.8M
Q3 24
$992.0M
$54.4M
Q2 24
$1.6B
$14.4M
Q1 24
$1.3B
$-31.1M
Free Cash Flow
ALLY
ALLY
DIOD
DIOD
Q4 25
$12.4M
Q3 25
$62.8M
Q2 25
$21.1M
Q1 25
$40.8M
Q4 24
$62.1M
Q3 24
$39.4M
Q2 24
$-3.5M
Q1 24
$-51.5M
FCF Margin
ALLY
ALLY
DIOD
DIOD
Q4 25
3.2%
Q3 25
16.0%
Q2 25
5.8%
Q1 25
12.3%
Q4 24
18.3%
Q3 24
11.2%
Q2 24
-1.1%
Q1 24
-17.1%
Capex Intensity
ALLY
ALLY
DIOD
DIOD
Q4 25
6.6%
Q3 25
4.2%
Q2 25
5.6%
Q1 25
4.8%
Q4 24
5.8%
Q3 24
4.3%
Q2 24
5.6%
Q1 24
6.7%
Cash Conversion
ALLY
ALLY
DIOD
DIOD
Q4 25
1.96×
3.74×
Q3 25
3.02×
5.54×
Q2 25
2.69×
0.90×
Q1 25
Q4 24
9.93×
Q3 24
2.78×
3.95×
Q2 24
5.36×
1.80×
Q1 24
8.54×
-2.22×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALLY
ALLY

Noninsurance Contracts$242.0M80%
Brokerage Commissionsand Other$21.0M7%
Commercial Portfolio Segment$19.0M6%
Other$13.0M4%
Banking Fees And Interchange Income$5.0M2%
Brokered Agent Commissions$1.0M0%

DIOD
DIOD

Distributor$253.1M65%
Direct Sales$138.5M35%

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