Stocks / DCI vs WMS

DCI vs WMS: Which Stock Is the Better Buy?

Donaldson Company, Inc. and Advanced Drainage Systems, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Industrials.

WMS is the larger company ($10.0B vs $9.7B). On the fundamentals, WMS grows revenue faster (9.0% vs 7.4%); WMS earns a higher net margin (14.0% vs 9.9%); DCI has the stronger return on equity (25.2% vs 22.9%). Neither shows an obvious red flag in the filings. Full numbers below — the stronger figure on each row is in green.

AI verdict — DCI vs WMS, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 Donaldson Company, Inc. (DCI)Advanced Drainage Systems, Inc. (WMS)
Market cap$9.7B$10.0B
Revenue (latest FY)$3.69B$3.05B
Net income (latest FY)$367.00M$426.46M
Revenue growth (5y CAGR)7.4%9.0%
Net margin9.9%14.0%
Return on equity25.2%22.9%
P/E ratio22.623.8
Dividend yield1.4%0.6%
Profitable years (of last 10)109
Positive free cash flowYesYes

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See the full DCI vs WMS breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open DCI's full financials →   Open WMS's full financials →

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Frequently asked questions

Which is bigger, DCI or WMS?

Advanced Drainage Systems, Inc. is larger by market capitalization — $10.0B versus $9.7B.

Which grows faster, DCI or WMS?

Over the last five fiscal years, Advanced Drainage Systems, Inc. grew revenue faster — 9.0%/yr versus 7.4%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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