Stocks / AOS vs TTEK

AOS vs TTEK: Which Stock Is the Better Buy?

A. O. Smith Corporation and Tetra Tech, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Industrials.

AOS is the larger company ($8.2B vs $7.1B). On the fundamentals, TTEK grows revenue faster (9.0% vs 5.8%); AOS earns a higher net margin (14.3% vs 5.4%); AOS has the stronger return on equity (29.4% vs 13.9%). On the filings, AOS carries fewer potential red flags (0 vs 1). Full numbers below — the stronger figure on each row is in green.

AI verdict — AOS vs TTEK, 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.

 A. O. Smith Corporation (AOS)Tetra Tech, Inc. (TTEK)
Market cap$8.2B$7.1B
Revenue (latest FY)$3.83B$4.62B
Net income (latest FY)$546.20M$247.72M
Revenue growth (5y CAGR)5.8%9.0%
Net margin14.3%5.4%
Return on equity29.4%13.9%
P/E ratio16.716.4
Dividend yield2.4%1.0%
Profitable years (of last 10)1010
Positive free cash flowYesYes

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See the full AOS vs TTEK 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 AOS's full financials →   Open TTEK's full financials →

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Frequently asked questions

Which is bigger, AOS or TTEK?

A. O. Smith Corporation is larger by market capitalization — $8.2B versus $7.1B.

Which grows faster, AOS or TTEK?

Over the last five fiscal years, Tetra Tech, Inc. grew revenue faster — 9.0%/yr versus 5.8%/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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