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Side-by-side financial comparison of DONALDSON Co INC (DCI) and WINTRUST FINANCIAL CORP (WTFC). Click either name above to swap in a different company.

DONALDSON Co INC is the larger business by last-quarter revenue ($935.4M vs $713.2M, roughly 1.3× WINTRUST FINANCIAL CORP). WINTRUST FINANCIAL CORP runs the higher net margin — 31.9% vs 12.2%, a 19.7% gap on every dollar of revenue. On growth, WINTRUST FINANCIAL CORP posted the faster year-over-year revenue change (10.9% vs 3.9%). Over the past eight quarters, WINTRUST FINANCIAL CORP's revenue compounded faster (9.8% CAGR vs 3.3%).

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.

Wintrust is a financial holding company in the United States that operates 15 chartered community banks in northern Illinois and southern Wisconsin. Wintrust is usually classified as a medium-sized banking institution in the United States and it trades on the Nasdaq Global Select Market with stock symbol WTFC. Wintrust is the second largest banking company in Chicago.

DCI vs WTFC — Head-to-Head

Bigger by revenue
DCI
DCI
1.3× larger
DCI
$935.4M
$713.2M
WTFC
Growing faster (revenue YoY)
WTFC
WTFC
+7.0% gap
WTFC
10.9%
3.9%
DCI
Higher net margin
WTFC
WTFC
19.7% more per $
WTFC
31.9%
12.2%
DCI
Faster 2-yr revenue CAGR
WTFC
WTFC
Annualised
WTFC
9.8%
3.3%
DCI

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
DCI
DCI
WTFC
WTFC
Revenue
$935.4M
$713.2M
Net Profit
$113.9M
$227.4M
Gross Margin
35.2%
Operating Margin
16.0%
Net Margin
12.2%
31.9%
Revenue YoY
3.9%
10.9%
Net Profit YoY
15.1%
EPS (diluted)
$0.97
$3.22

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
DCI
DCI
WTFC
WTFC
Q1 26
$713.2M
Q4 25
$935.4M
$714.3M
Q3 25
$980.7M
$697.8M
Q2 25
$940.1M
$670.8M
Q1 25
$870.0M
$643.1M
Q4 24
$900.1M
$638.6M
Q3 24
$935.4M
$615.7M
Q2 24
$927.9M
$591.8M
Net Profit
DCI
DCI
WTFC
WTFC
Q1 26
$227.4M
Q4 25
$113.9M
Q3 25
$114.3M
$216.3M
Q2 25
$57.8M
$195.5M
Q1 25
$95.9M
$189.0M
Q4 24
$99.0M
Q3 24
$109.7M
$170.0M
Q2 24
$113.5M
$152.4M
Gross Margin
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
35.2%
Q3 25
34.5%
Q2 25
34.2%
Q1 25
35.2%
Q4 24
35.5%
Q3 24
35.8%
Q2 24
35.6%
Operating Margin
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
16.0%
42.3%
Q3 25
15.5%
42.4%
Q2 25
9.3%
39.8%
Q1 25
14.4%
39.3%
Q4 24
14.5%
39.6%
Q3 24
15.6%
37.8%
Q2 24
15.5%
35.7%
Net Margin
DCI
DCI
WTFC
WTFC
Q1 26
31.9%
Q4 25
12.2%
Q3 25
11.7%
31.0%
Q2 25
6.1%
29.1%
Q1 25
11.0%
29.4%
Q4 24
11.0%
Q3 24
11.7%
27.6%
Q2 24
12.2%
25.8%
EPS (diluted)
DCI
DCI
WTFC
WTFC
Q1 26
$3.22
Q4 25
$0.97
$3.15
Q3 25
$0.97
$2.78
Q2 25
$0.48
$2.78
Q1 25
$0.79
$2.69
Q4 24
$0.81
$2.63
Q3 24
$0.90
$2.47
Q2 24
$0.92
$2.32

Balance Sheet & Financial Strength

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

Metric
DCI
DCI
WTFC
WTFC
Cash + ST InvestmentsLiquidity on hand
$210.7M
Total DebtLower is stronger
$671.5M
Stockholders' EquityBook value
$1.5B
$7.4B
Total Assets
$3.0B
$72.2B
Debt / EquityLower = less leverage
0.44×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
$210.7M
Q3 25
$180.4M
Q2 25
$178.5M
Q1 25
$189.1M
Q4 24
$221.2M
Q3 24
$232.7M
Q2 24
$223.7M
Total Debt
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
$671.5M
Q3 25
$630.4M
Q2 25
$638.8M
Q1 25
$514.7M
Q4 24
$538.6M
Q3 24
$483.4M
Q2 24
$481.8M
Stockholders' Equity
DCI
DCI
WTFC
WTFC
Q1 26
$7.4B
Q4 25
$1.5B
$7.3B
Q3 25
$1.5B
$7.0B
Q2 25
$1.5B
$7.2B
Q1 25
$1.5B
$6.6B
Q4 24
$1.5B
$6.3B
Q3 24
$1.5B
$6.4B
Q2 24
$1.5B
$5.5B
Total Assets
DCI
DCI
WTFC
WTFC
Q1 26
$72.2B
Q4 25
$3.0B
$71.1B
Q3 25
$3.0B
$69.6B
Q2 25
$3.0B
$69.0B
Q1 25
$3.0B
$65.9B
Q4 24
$3.0B
$64.9B
Q3 24
$2.9B
$63.8B
Q2 24
$2.9B
$59.8B
Debt / Equity
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
0.44×
Q3 25
0.43×
Q2 25
0.44×
Q1 25
0.33×
Q4 24
0.35×
Q3 24
0.32×
Q2 24
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
DCI
DCI
WTFC
WTFC
Operating Cash FlowLast quarter
$125.4M
Free Cash FlowOCF − Capex
$111.2M
FCF MarginFCF / Revenue
11.9%
Capex IntensityCapex / Revenue
1.5%
Cash ConversionOCF / Net Profit
1.10×
TTM Free Cash FlowTrailing 4 quarters
$403.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
$125.4M
$910.3M
Q3 25
$167.8M
$209.8M
Q2 25
$87.7M
$329.2M
Q1 25
$90.4M
$119.8M
Q4 24
$72.9M
$721.6M
Q3 24
$126.0M
$-61.6M
Q2 24
$141.5M
$221.2M
Free Cash Flow
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
$111.2M
$860.4M
Q3 25
$147.5M
Q2 25
$73.0M
Q1 25
$71.5M
Q4 24
$47.9M
$635.5M
Q3 24
$106.2M
$-78.3M
Q2 24
$120.2M
$182.1M
FCF Margin
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
11.9%
120.5%
Q3 25
15.0%
Q2 25
7.8%
Q1 25
8.2%
Q4 24
5.3%
99.5%
Q3 24
11.4%
-12.7%
Q2 24
13.0%
30.8%
Capex Intensity
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
1.5%
7.0%
Q3 25
2.1%
Q2 25
1.6%
Q1 25
2.2%
Q4 24
2.8%
13.5%
Q3 24
2.1%
2.7%
Q2 24
2.3%
6.6%
Cash Conversion
DCI
DCI
WTFC
WTFC
Q1 26
Q4 25
1.10×
Q3 25
1.47×
0.97×
Q2 25
1.52×
1.68×
Q1 25
0.94×
0.63×
Q4 24
0.74×
Q3 24
1.15×
-0.36×
Q2 24
1.25×
1.45×

Financial Flow Comparison

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

Revenue Breakdown by Segment

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%

WTFC
WTFC

Segment breakdown not available.

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