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Side-by-side financial comparison of DIODES INC (DIOD) and FIRST INTERSTATE BANCSYSTEM INC (FIBK). Click either name above to swap in a different company.

DIODES INC is the larger business by last-quarter revenue ($391.6M vs $313.0M, roughly 1.3× FIRST INTERSTATE BANCSYSTEM INC). FIRST INTERSTATE BANCSYSTEM INC runs the higher net margin — 34.8% vs 2.6%, a 32.2% gap on every dollar of revenue. On growth, FIRST INTERSTATE BANCSYSTEM INC posted the faster year-over-year revenue change (19.8% vs 15.4%). Over the past eight quarters, DIODES INC's revenue compounded faster (13.9% CAGR vs 13.7%).

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.

First Interstate BancSystem, Inc. is a financial holding company headquartered in Billings, Montana. It is the parent company of First Interstate Bank, a community bank with locations throughout 14 states within the Western and Midwestern United States. It is the largest bank based in Montana, as measured by total assets.

DIOD vs FIBK — Head-to-Head

Bigger by revenue
DIOD
DIOD
1.3× larger
DIOD
$391.6M
$313.0M
FIBK
Growing faster (revenue YoY)
FIBK
FIBK
+4.4% gap
FIBK
19.8%
15.4%
DIOD
Higher net margin
FIBK
FIBK
32.2% more per $
FIBK
34.8%
2.6%
DIOD
Faster 2-yr revenue CAGR
DIOD
DIOD
Annualised
DIOD
13.9%
13.7%
FIBK

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DIOD
DIOD
FIBK
FIBK
Revenue
$391.6M
$313.0M
Net Profit
$10.2M
$108.8M
Gross Margin
31.1%
Operating Margin
3.4%
44.5%
Net Margin
2.6%
34.8%
Revenue YoY
15.4%
19.8%
Net Profit YoY
23.8%
108.8%
EPS (diluted)
$0.23
$1.07

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
FIBK
FIBK
Q4 25
$391.6M
$313.0M
Q3 25
$392.2M
$250.5M
Q2 25
$366.2M
$248.3M
Q1 25
$332.1M
$247.0M
Q4 24
$339.3M
$261.3M
Q3 24
$350.1M
$251.9M
Q2 24
$319.8M
$244.3M
Q1 24
$302.0M
$242.2M
Net Profit
DIOD
DIOD
FIBK
FIBK
Q4 25
$10.2M
$108.8M
Q3 25
$14.3M
$71.4M
Q2 25
$46.1M
$71.7M
Q1 25
$-4.4M
$50.2M
Q4 24
$8.2M
$52.1M
Q3 24
$13.7M
$55.5M
Q2 24
$8.0M
$60.0M
Q1 24
$14.0M
$58.4M
Gross Margin
DIOD
DIOD
FIBK
FIBK
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
FIBK
FIBK
Q4 25
3.4%
44.5%
Q3 25
3.0%
37.0%
Q2 25
2.6%
37.7%
Q1 25
0.4%
26.9%
Q4 24
3.5%
25.5%
Q3 24
6.2%
28.9%
Q2 24
1.2%
32.1%
Q1 24
4.3%
31.7%
Net Margin
DIOD
DIOD
FIBK
FIBK
Q4 25
2.6%
34.8%
Q3 25
3.6%
28.5%
Q2 25
12.6%
28.9%
Q1 25
-1.3%
20.3%
Q4 24
2.4%
19.9%
Q3 24
3.9%
22.0%
Q2 24
2.5%
24.6%
Q1 24
4.6%
24.1%
EPS (diluted)
DIOD
DIOD
FIBK
FIBK
Q4 25
$0.23
$1.07
Q3 25
$0.31
$0.69
Q2 25
$0.99
$0.69
Q1 25
$-0.10
$0.49
Q4 24
$0.18
$0.50
Q3 24
$0.30
$0.54
Q2 24
$0.17
$0.58
Q1 24
$0.30
$0.57

Balance Sheet & Financial Strength

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

Metric
DIOD
DIOD
FIBK
FIBK
Cash + ST InvestmentsLiquidity on hand
$377.0M
Total DebtLower is stronger
$25.7M
$146.3M
Stockholders' EquityBook value
$1.9B
$3.4B
Total Assets
$2.4B
$26.6B
Debt / EquityLower = less leverage
0.01×
0.04×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DIOD
DIOD
FIBK
FIBK
Q4 25
$377.0M
Q3 25
$386.4M
Q2 25
$327.3M
Q1 25
$343.9M
Q4 24
$316.1M
Q3 24
$319.3M
Q2 24
$273.9M
Q1 24
$276.0M
Total Debt
DIOD
DIOD
FIBK
FIBK
Q4 25
$25.7M
$146.3M
Q3 25
$24.9M
$146.2M
Q2 25
$26.4M
$252.0M
Q1 25
$20.5M
Q4 24
$20.7M
$132.2M
Q3 24
$22.2M
$137.3M
Q2 24
$20.3M
$383.4M
Q1 24
$20.9M
$370.8M
Stockholders' Equity
DIOD
DIOD
FIBK
FIBK
Q4 25
$1.9B
$3.4B
Q3 25
$1.9B
$3.4B
Q2 25
$1.9B
$3.4B
Q1 25
$1.8B
$3.4B
Q4 24
$1.8B
$3.3B
Q3 24
$1.8B
$3.4B
Q2 24
$1.8B
$3.2B
Q1 24
$1.7B
$3.2B
Total Assets
DIOD
DIOD
FIBK
FIBK
Q4 25
$2.4B
$26.6B
Q3 25
$2.5B
$27.3B
Q2 25
$2.5B
$27.6B
Q1 25
$2.4B
$28.3B
Q4 24
$2.4B
$29.1B
Q3 24
$2.4B
$29.6B
Q2 24
$2.4B
$30.3B
Q1 24
$2.4B
$30.1B
Debt / Equity
DIOD
DIOD
FIBK
FIBK
Q4 25
0.01×
0.04×
Q3 25
0.01×
0.04×
Q2 25
0.01×
0.07×
Q1 25
0.01×
Q4 24
0.01×
0.04×
Q3 24
0.01×
0.04×
Q2 24
0.01×
0.12×
Q1 24
0.01×
0.12×

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
FIBK
FIBK
Operating Cash FlowLast quarter
$38.1M
$305.6M
Free Cash FlowOCF − Capex
$12.4M
FCF MarginFCF / Revenue
3.2%
Capex IntensityCapex / Revenue
6.6%
Cash ConversionOCF / Net Profit
3.74×
2.81×
TTM Free Cash FlowTrailing 4 quarters
$137.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DIOD
DIOD
FIBK
FIBK
Q4 25
$38.1M
$305.6M
Q3 25
$79.1M
$91.7M
Q2 25
$41.5M
$68.1M
Q1 25
$56.7M
$78.5M
Q4 24
$81.8M
$355.0M
Q3 24
$54.4M
$89.9M
Q2 24
$14.4M
$82.3M
Q1 24
$-31.1M
$87.6M
Free Cash Flow
DIOD
DIOD
FIBK
FIBK
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
DIOD
DIOD
FIBK
FIBK
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
DIOD
DIOD
FIBK
FIBK
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
DIOD
DIOD
FIBK
FIBK
Q4 25
3.74×
2.81×
Q3 25
5.54×
1.28×
Q2 25
0.90×
0.95×
Q1 25
1.56×
Q4 24
9.93×
6.81×
Q3 24
3.95×
1.62×
Q2 24
1.80×
1.37×
Q1 24
-2.22×
1.50×

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%

FIBK
FIBK

Segment breakdown not available.

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