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Side-by-side financial comparison of Dorman Products, Inc. (DORM) and FIRST INTERSTATE BANCSYSTEM INC (FIBK). Click either name above to swap in a different company.

Dorman Products, Inc. is the larger business by last-quarter revenue ($537.9M vs $313.0M, roughly 1.7× FIRST INTERSTATE BANCSYSTEM INC). FIRST INTERSTATE BANCSYSTEM INC runs the higher net margin — 34.8% vs 2.1%, a 32.6% gap on every dollar of revenue. On growth, FIRST INTERSTATE BANCSYSTEM INC posted the faster year-over-year revenue change (19.8% vs 0.8%). Over the past eight quarters, FIRST INTERSTATE BANCSYSTEM INC's revenue compounded faster (13.7% CAGR vs 7.1%).

Dorman Products is an American manufacturer of aftermarket automotive products in the United States. The company was founded in 1918. The company trades on the NASDAQ under the ticker DORM. The company is headquartered in Colmar, Pennsylvania.

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.

DORM vs FIBK — Head-to-Head

Bigger by revenue
DORM
DORM
1.7× larger
DORM
$537.9M
$313.0M
FIBK
Growing faster (revenue YoY)
FIBK
FIBK
+19.0% gap
FIBK
19.8%
0.8%
DORM
Higher net margin
FIBK
FIBK
32.6% more per $
FIBK
34.8%
2.1%
DORM
Faster 2-yr revenue CAGR
FIBK
FIBK
Annualised
FIBK
13.7%
7.1%
DORM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DORM
DORM
FIBK
FIBK
Revenue
$537.9M
$313.0M
Net Profit
$11.6M
$108.8M
Gross Margin
42.6%
Operating Margin
5.8%
44.5%
Net Margin
2.1%
34.8%
Revenue YoY
0.8%
19.8%
Net Profit YoY
-78.8%
108.8%
EPS (diluted)
$0.38
$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
DORM
DORM
FIBK
FIBK
Q4 25
$537.9M
$313.0M
Q3 25
$543.7M
$250.5M
Q2 25
$541.0M
$248.3M
Q1 25
$507.7M
$247.0M
Q4 24
$533.8M
$261.3M
Q3 24
$503.8M
$251.9M
Q2 24
$503.0M
$244.3M
Q1 24
$468.7M
$242.2M
Net Profit
DORM
DORM
FIBK
FIBK
Q4 25
$11.6M
$108.8M
Q3 25
$76.4M
$71.4M
Q2 25
$58.7M
$71.7M
Q1 25
$57.5M
$50.2M
Q4 24
$54.5M
$52.1M
Q3 24
$55.3M
$55.5M
Q2 24
$47.4M
$60.0M
Q1 24
$32.8M
$58.4M
Gross Margin
DORM
DORM
FIBK
FIBK
Q4 25
42.6%
Q3 25
44.4%
Q2 25
40.6%
Q1 25
40.9%
Q4 24
41.5%
Q3 24
40.5%
Q2 24
39.6%
Q1 24
38.7%
Operating Margin
DORM
DORM
FIBK
FIBK
Q4 25
5.8%
44.5%
Q3 25
19.4%
37.0%
Q2 25
15.2%
37.7%
Q1 25
15.8%
26.9%
Q4 24
16.3%
25.5%
Q3 24
15.7%
28.9%
Q2 24
14.4%
32.1%
Q1 24
11.6%
31.7%
Net Margin
DORM
DORM
FIBK
FIBK
Q4 25
2.1%
34.8%
Q3 25
14.1%
28.5%
Q2 25
10.9%
28.9%
Q1 25
11.3%
20.3%
Q4 24
10.2%
19.9%
Q3 24
11.0%
22.0%
Q2 24
9.4%
24.6%
Q1 24
7.0%
24.1%
EPS (diluted)
DORM
DORM
FIBK
FIBK
Q4 25
$0.38
$1.07
Q3 25
$2.48
$0.69
Q2 25
$1.91
$0.69
Q1 25
$1.87
$0.49
Q4 24
$1.76
$0.50
Q3 24
$1.80
$0.54
Q2 24
$1.53
$0.58
Q1 24
$1.05
$0.57

Balance Sheet & Financial Strength

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

Metric
DORM
DORM
FIBK
FIBK
Cash + ST InvestmentsLiquidity on hand
$49.4M
Total DebtLower is stronger
$440.6M
$146.3M
Stockholders' EquityBook value
$1.5B
$3.4B
Total Assets
$2.5B
$26.6B
Debt / EquityLower = less leverage
0.30×
0.04×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DORM
DORM
FIBK
FIBK
Q4 25
$49.4M
Q3 25
$55.5M
Q2 25
$56.8M
Q1 25
$60.6M
Q4 24
$57.1M
Q3 24
$45.1M
Q2 24
$47.5M
Q1 24
$34.4M
Total Debt
DORM
DORM
FIBK
FIBK
Q4 25
$440.6M
$146.3M
Q3 25
$146.2M
Q2 25
$252.0M
Q1 25
Q4 24
$468.8M
$132.2M
Q3 24
$137.3M
Q2 24
$383.4M
Q1 24
$370.8M
Stockholders' Equity
DORM
DORM
FIBK
FIBK
Q4 25
$1.5B
$3.4B
Q3 25
$1.5B
$3.4B
Q2 25
$1.4B
$3.4B
Q1 25
$1.3B
$3.4B
Q4 24
$1.3B
$3.3B
Q3 24
$1.2B
$3.4B
Q2 24
$1.2B
$3.2B
Q1 24
$1.2B
$3.2B
Total Assets
DORM
DORM
FIBK
FIBK
Q4 25
$2.5B
$26.6B
Q3 25
$2.6B
$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
$2.3B
$30.3B
Q1 24
$2.2B
$30.1B
Debt / Equity
DORM
DORM
FIBK
FIBK
Q4 25
0.30×
0.04×
Q3 25
0.04×
Q2 25
0.07×
Q1 25
Q4 24
0.36×
0.04×
Q3 24
0.04×
Q2 24
0.12×
Q1 24
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
DORM
DORM
FIBK
FIBK
Operating Cash FlowLast quarter
$41.6M
$305.6M
Free Cash FlowOCF − Capex
$33.5M
FCF MarginFCF / Revenue
6.2%
Capex IntensityCapex / Revenue
1.5%
Cash ConversionOCF / Net Profit
3.60×
2.81×
TTM Free Cash FlowTrailing 4 quarters
$75.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DORM
DORM
FIBK
FIBK
Q4 25
$41.6M
$305.6M
Q3 25
$12.2M
$91.7M
Q2 25
$8.5M
$68.1M
Q1 25
$51.2M
$78.5M
Q4 24
$71.4M
$355.0M
Q3 24
$44.3M
$89.9M
Q2 24
$63.3M
$82.3M
Q1 24
$52.0M
$87.6M
Free Cash Flow
DORM
DORM
FIBK
FIBK
Q4 25
$33.5M
Q3 25
$1.8M
Q2 25
$98.0K
Q1 25
$40.3M
Q4 24
$63.2M
Q3 24
$35.7M
Q2 24
$51.4M
Q1 24
$41.2M
FCF Margin
DORM
DORM
FIBK
FIBK
Q4 25
6.2%
Q3 25
0.3%
Q2 25
0.0%
Q1 25
7.9%
Q4 24
11.8%
Q3 24
7.1%
Q2 24
10.2%
Q1 24
8.8%
Capex Intensity
DORM
DORM
FIBK
FIBK
Q4 25
1.5%
Q3 25
1.9%
Q2 25
1.6%
Q1 25
2.2%
Q4 24
1.5%
Q3 24
1.7%
Q2 24
2.4%
Q1 24
2.3%
Cash Conversion
DORM
DORM
FIBK
FIBK
Q4 25
3.60×
2.81×
Q3 25
0.16×
1.28×
Q2 25
0.15×
0.95×
Q1 25
0.89×
1.56×
Q4 24
1.31×
6.81×
Q3 24
0.80×
1.62×
Q2 24
1.34×
1.37×
Q1 24
1.58×
1.50×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DORM
DORM

Light Duty$428.6M80%
Heavy Duty$55.8M10%
Specialty Vehicle$53.5M10%

FIBK
FIBK

Segment breakdown not available.

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