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Free Cash Flow Margin Screener: High-FCF-Margin Stocks by Sector
Mid-cap stocks ranked by how much of their revenue becomes real cash. FCF Margin = (free cash flow ÷ revenue) × 100. A high margin marks an asset-light, cash-generative business with pricing power. Pair it with the FCF Yield Screener and Net Margin Screener to see the full profitability picture.
What FCF Margin Reveals About a Business
Free cash flow margin answers a deceptively simple question: of every dollar a company sells, how much ends up as cash the owners can actually use? It starts from operating cash flow and subtracts the capital expenditures needed to keep the business running, then divides by revenue. A company with a 25% FCF margin turns a quarter of its sales into discretionary cash — money available for dividends, buybacks, debt reduction, or reinvestment. A company with a 2% margin keeps almost nothing after paying its bills and funding its capex.
Because it is built from real cash movements rather than accounting estimates, FCF margin is one of the hardest quality metrics to fake. Depreciation schedules, accrual timing, and one-time charges can flatter net income, but cash is cash. That is why long-term investors treat a consistently high FCF margin as a hallmark of a durable, well-run business — and treat a wide gap between reported profit and free cash flow as a signal to dig deeper into the cash-flow statement.
Why Sector Context Matters
FCF margins vary enormously by business model, so a raw ranking across the whole market mostly sorts industries, not quality. Software, payments, and other asset-light firms routinely post margins above 20% because they can grow with little incremental capital. Utilities, telecom, semiconductors, and heavy industrials sink far lower — and often go negative during major build-out cycles — not because they are poorly run, but because their business requires enormous ongoing investment. This screener shows tier ratings as rough guides; always filter to your target sector and compare peers head to head.
FCF Margin vs. FCF Yield
FCF margin and FCF yield answer different questions. Margin measures operational quality — how efficiently the business converts revenue into cash — and ignores the stock price entirely. Yield measures valuation — how much free cash flow you get per dollar invested — by dividing FCF by market cap. A company can have a superb FCF margin and still be expensive, or a mediocre margin and be cheap. Use the FCF Yield Screener to bring price into the picture, and this screener to judge the underlying cash-generation quality first.
Frequently asked questions
How is FCF margin calculated?
FCF Margin = (free cash flow ÷ revenue) × 100. This screener pulls each company's trailing free cash flow (operating cash flow minus capital expenditures) and total revenue from Yahoo Finance, then expresses the result as a percentage. Companies that convert the most revenue into cash appear at the top of the ranking.
Why are banks and REITs excluded?
Free cash flow relies on the idea of operating cash flow minus capital expenditures, which does not map cleanly onto financial-sector businesses. Banks and insurers do not have capex in the conventional sense, and REIT cash flow is better measured with funds from operations (FFO). Applying the FCF margin formula to them produces misleading numbers, so this screener limits the universe to non-financial sectors.
What market cap range does this screener cover?
This screener focuses on the $2B–$40B mid-cap range — large enough to have stable, reported financials, but small enough that the market often misprices them. Mid-caps are where a strong FCF margin can be an early signal of a quality compounder before it becomes widely followed. Mega-caps and micro-caps are outside the covered universe.
How do I use FCF margin to find quality stocks?
Start by filtering to a single sector so you compare like with like, then look for companies in the Excellent or Good tiers whose margins have been stable or rising over time. Cross-check against net margin — if FCF margin is consistently at or above net margin, reported earnings are well backed by cash. Finally, pair a strong margin with a reasonable FCF yield to make sure you are not overpaying for that quality.