DCIDonaldson Company, Inc.

$86.97+8.3% 1Y

Is the business good?

Good

A genuinely good business: earnings fully cash-backed (1.1×) and margins widening.

2 good, 2 neutral
Fundamental health (F-score)5 / 9SEC EDGAR · Jul 31, 2026

Mixed fundamental signals. Nine pass/fail tests of year-over-year health from the filings.

Profits arrive as cash1.06×derived · Jul 31, 2026

Operating profit is fully backed by cash.

Margin direction, 3 years+1.4 pts

Positive operating leverage, operating profit is growing faster than sales, so margins widen as the business scales.

Where ROE comes from13% ROA

A balanced mix of margins, efficiency, and leverage. ROE 25% = margin × turnover × leverage.

Unless marked, from derived.

Against the whole market›

Percentile against every name Ryufin tracks. Higher is better; the tick marks the middle of the market. Context, not one of the checks above.

FCF conversionmiddle of the market
Leverage (Debt/EBITDA)better than 66% of the market

Where this answer is blind. The F-score rewards improvement, so an already-elite company can score mid-pack.

How good a business is DCI?

Donaldson Company, Inc. earns 17% on the capital it employs against a 9.0% cost of capital, so the business is worth more the bigger it gets.

17%

Return on invested capital · cost of capital 9.0% · 7.7 points above what the capital costs: growth creates value

Operating margin
15%

Operating margin · Specialty Industrial Machinery median 14% · 12 months to Q4 2026

Cash conversion
1.06×

Cash conversion · 1.13× a year ago · operating cash flow covers the operating profit after tax

R&D as % of revenue
2.0%

R&D as % of revenue

Operating margin by fiscal year
YearOperating margin
FY202113%
FY202213%
FY202314%
FY202415%
FY202513%
FY202615%
Details›
Gross margin12 months to Q4 2026
35%
Operating margin12 months to Q4 2026
15%
Net margin12 months to Q4 2026
12%
Free cash flow margin
11%
R&D as % of revenue
2.0%
Revenue, trailing twelve months
$3.89B
Free cash flow, trailing twelve months
$426M
Net income, trailing twelve months
$454M
Return on invested capitaloperating profit after tax ÷ debt + equity − cash
17%

Margins, capital and share counts from the statements as filed with the SEC; cash conversion is operating cash flow over operating profit after tax.