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Side-by-side financial comparison of CARLISLE COMPANIES INC (CSL) and DONALDSON Co INC (DCI). Click either name above to swap in a different company.

CARLISLE COMPANIES INC is the larger business by last-quarter revenue ($1.1B vs $935.4M, roughly 1.1× DONALDSON Co INC). DONALDSON Co INC runs the higher net margin — 12.2% vs 12.1%, a 0.0% gap on every dollar of revenue. On growth, DONALDSON Co INC posted the faster year-over-year revenue change (3.9% vs -4.0%). DONALDSON Co INC produced more free cash flow last quarter ($111.2M vs $-73.0M). Over the past eight quarters, DONALDSON Co INC's revenue compounded faster (3.3% CAGR vs -14.8%).

Carlisle Companies Incorporated is a supplier of construction products that make buildings more energy efficient and resilient. The company manufactures and sells single-ply roofing products as well as warranted systems and accessories for the commercial building industry. The company is organized into two segments, including Carlisle Construction Materials and Carlisle Weatherproofing Technologies. The company's product portfolio includes moisture protection products, protective roofing unde...

Donaldson Company, Inc. is a filtration company engaged in the production and marketing of filtration products used in a variety of industry sectors, including commercial/industrial, aerospace, chemical, alternative energy (windmills), food & beverage, and pharmaceuticals. Also the company's research division, located in Minneapolis, Minn., participated in defense-related projects for various military applications.

CSL vs DCI — Head-to-Head

Bigger by revenue
CSL
CSL
1.1× larger
CSL
$1.1B
$935.4M
DCI
Growing faster (revenue YoY)
DCI
DCI
+7.9% gap
DCI
3.9%
-4.0%
CSL
Higher net margin
DCI
DCI
0.0% more per $
DCI
12.2%
12.1%
CSL
More free cash flow
DCI
DCI
$184.2M more FCF
DCI
$111.2M
$-73.0M
CSL
Faster 2-yr revenue CAGR
DCI
DCI
Annualised
DCI
3.3%
-14.8%
CSL

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
CSL
CSL
DCI
DCI
Revenue
$1.1B
$935.4M
Net Profit
$127.7M
$113.9M
Gross Margin
34.5%
35.2%
Operating Margin
17.1%
16.0%
Net Margin
12.1%
12.2%
Revenue YoY
-4.0%
3.9%
Net Profit YoY
-10.9%
15.1%
EPS (diluted)
$3.10
$0.97

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
CSL
CSL
DCI
DCI
Q1 26
$1.1B
Q4 25
$1.1B
$935.4M
Q3 25
$1.3B
$980.7M
Q2 25
$1.4B
$940.1M
Q1 25
$1.1B
$870.0M
Q4 24
$1.1B
$900.1M
Q3 24
$1.3B
$935.4M
Q2 24
$1.5B
$927.9M
Net Profit
CSL
CSL
DCI
DCI
Q1 26
$127.7M
Q4 25
$127.4M
$113.9M
Q3 25
$214.2M
$114.3M
Q2 25
$255.8M
$57.8M
Q1 25
$143.3M
$95.9M
Q4 24
$162.8M
$99.0M
Q3 24
$244.3M
$109.7M
Q2 24
$712.4M
$113.5M
Gross Margin
CSL
CSL
DCI
DCI
Q1 26
34.5%
Q4 25
33.8%
35.2%
Q3 25
36.0%
34.5%
Q2 25
37.3%
34.2%
Q1 25
35.2%
35.2%
Q4 24
36.1%
35.5%
Q3 24
38.6%
35.8%
Q2 24
39.2%
35.6%
Operating Margin
CSL
CSL
DCI
DCI
Q1 26
17.1%
Q4 25
16.8%
16.0%
Q3 25
21.8%
15.5%
Q2 25
23.1%
9.3%
Q1 25
16.8%
14.4%
Q4 24
19.9%
14.5%
Q3 24
23.7%
15.6%
Q2 24
26.0%
15.5%
Net Margin
CSL
CSL
DCI
DCI
Q1 26
12.1%
Q4 25
11.3%
12.2%
Q3 25
15.9%
11.7%
Q2 25
17.6%
6.1%
Q1 25
13.1%
11.0%
Q4 24
14.5%
11.0%
Q3 24
18.3%
11.7%
Q2 24
49.1%
12.2%
EPS (diluted)
CSL
CSL
DCI
DCI
Q1 26
$3.10
Q4 25
$3.06
$0.97
Q3 25
$4.98
$0.97
Q2 25
$5.88
$0.48
Q1 25
$3.20
$0.79
Q4 24
$3.76
$0.81
Q3 24
$5.25
$0.90
Q2 24
$14.84
$0.92

Balance Sheet & Financial Strength

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

Metric
CSL
CSL
DCI
DCI
Cash + ST InvestmentsLiquidity on hand
$771.3M
$210.7M
Total DebtLower is stronger
$671.5M
Stockholders' EquityBook value
$1.7B
$1.5B
Total Assets
$3.0B
Debt / EquityLower = less leverage
0.44×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSL
CSL
DCI
DCI
Q1 26
$771.3M
Q4 25
$1.1B
$210.7M
Q3 25
$1.1B
$180.4M
Q2 25
$68.4M
$178.5M
Q1 25
$220.2M
$189.1M
Q4 24
$753.5M
$221.2M
Q3 24
$1.5B
$232.7M
Q2 24
$1.7B
$223.7M
Total Debt
CSL
CSL
DCI
DCI
Q1 26
Q4 25
$2.9B
$671.5M
Q3 25
$2.9B
$630.4M
Q2 25
$1.9B
$638.8M
Q1 25
$1.9B
$514.7M
Q4 24
$1.9B
$538.6M
Q3 24
$2.3B
$483.4M
Q2 24
$2.3B
$481.8M
Stockholders' Equity
CSL
CSL
DCI
DCI
Q1 26
$1.7B
Q4 25
$1.8B
$1.5B
Q3 25
$2.0B
$1.5B
Q2 25
$2.1B
$1.5B
Q1 25
$2.2B
$1.5B
Q4 24
$2.5B
$1.5B
Q3 24
$2.8B
$1.5B
Q2 24
$3.0B
$1.5B
Total Assets
CSL
CSL
DCI
DCI
Q1 26
Q4 25
$6.3B
$3.0B
Q3 25
$6.5B
$3.0B
Q2 25
$5.5B
$3.0B
Q1 25
$5.5B
$3.0B
Q4 24
$5.8B
$3.0B
Q3 24
$6.5B
$2.9B
Q2 24
$6.7B
$2.9B
Debt / Equity
CSL
CSL
DCI
DCI
Q1 26
Q4 25
1.61×
0.44×
Q3 25
1.45×
0.43×
Q2 25
0.89×
0.44×
Q1 25
0.87×
0.33×
Q4 24
0.77×
0.35×
Q3 24
0.83×
0.32×
Q2 24
0.76×
0.32×

Cash Flow & Capital Efficiency

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

Metric
CSL
CSL
DCI
DCI
Operating Cash FlowLast quarter
$125.4M
Free Cash FlowOCF − Capex
$-73.0M
$111.2M
FCF MarginFCF / Revenue
-6.9%
11.9%
Capex IntensityCapex / Revenue
2.7%
1.5%
Cash ConversionOCF / Net Profit
1.10×
TTM Free Cash FlowTrailing 4 quarters
$924.8M
$403.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSL
CSL
DCI
DCI
Q1 26
Q4 25
$386.0M
$125.4M
Q3 25
$426.9M
$167.8M
Q2 25
$287.1M
$87.7M
Q1 25
$1.8M
$90.4M
Q4 24
$370.6M
$72.9M
Q3 24
$312.8M
$126.0M
Q2 24
$183.4M
$141.5M
Free Cash Flow
CSL
CSL
DCI
DCI
Q1 26
$-73.0M
Q4 25
$346.1M
$111.2M
Q3 25
$393.4M
$147.5M
Q2 25
$258.3M
$73.0M
Q1 25
$-27.2M
$71.5M
Q4 24
$334.0M
$47.9M
Q3 24
$293.5M
$106.2M
Q2 24
$158.5M
$120.2M
FCF Margin
CSL
CSL
DCI
DCI
Q1 26
-6.9%
Q4 25
30.7%
11.9%
Q3 25
29.2%
15.0%
Q2 25
17.8%
7.8%
Q1 25
-2.5%
8.2%
Q4 24
29.7%
5.3%
Q3 24
22.0%
11.4%
Q2 24
10.9%
13.0%
Capex Intensity
CSL
CSL
DCI
DCI
Q1 26
2.7%
Q4 25
3.5%
1.5%
Q3 25
2.5%
2.1%
Q2 25
2.0%
1.6%
Q1 25
2.6%
2.2%
Q4 24
3.3%
2.8%
Q3 24
1.4%
2.1%
Q2 24
1.7%
2.3%
Cash Conversion
CSL
CSL
DCI
DCI
Q1 26
Q4 25
3.03×
1.10×
Q3 25
1.99×
1.47×
Q2 25
1.12×
1.52×
Q1 25
0.01×
0.94×
Q4 24
2.28×
0.74×
Q3 24
1.28×
1.15×
Q2 24
0.26×
1.25×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CSL
CSL

Segment breakdown not available.

DCI
DCI

Aftermarket Products$447.1M48%
Industrial Filtration Solutions Products$222.6M24%
Off Road Products$86.5M9%
Life Sciences Segment$80.0M9%
Other$39.1M4%
Aerospace And Defense Products$37.1M4%
On Road Products$23.0M2%

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