Is F5, INC. (FFIV) undervalued?
F5, INC. trades on a P/E of 34.87 against earnings growth of 30.8% a year over the last 3 years, giving a PEG ratio of 1.13 — between the 1.0 and 2.0 levels that convention treats as the middle ground.
Earnings figures are measured from FFIV’s filed annual accounts, not estimated. PEG compares price to earnings growth alone — it says nothing about debt, cash generation, or what an acquirer would pay. Read it alongside the figures below rather than on its own.
What it would cost to buy FFIV
Enterprise value is what it would cost to take the whole company: every share at today’s price, plus the debt an acquirer assumes, less the cash they receive. For F5, INC. that is $22.05B.
Every term below is a line item from a filed statement. The numbers beside each one open the filing it came from — balance-sheet figures arrive already scaled, so there is no “in thousands” to catch you out.
56.6M shares · 10-Q cover page
| Measure | Value |
|---|---|
| Diluted earnings per shareto 2025-09-30 | $11.80 |
| P/E ratioto 2025-09-30 | 34.9 |
| Earnings growth (3-year CAGR)to 2025-09-30 | 30.8% |
| PEG ratioto 2025-09-30 | 1.1 |
| Market capitalisationto 2026-08-03 | $23.30B |
| Total debtto 2022-09-30 | $349.8M |
| Net debtto 2026-06-30 | −$1.26B |
| Enterprise valueto 2026-06-30 | $22.05B |
| EBITDAto 2025-09-30 | $858.3M |
| Free cash flowto 2025-09-30 | $906.4M |
| EV / EBITDAto 2025-09-30 | 25.7× |
| EV / Salesto 2025-09-30 | 7.1× |
| Free cash flow yieldto 2025-09-30 | 3.9% |
| Net debt / EBITDAto 2025-09-30 | −1.5× |
| Return on capital employedto 2025-09-30 | 18.2% |
Earnings growth is measured across F5, INC.’s own filed annual accounts. PEG conventionally uses forecast growth from analyst estimates; filings contain only history, so this is trailing growth and will read differently from a PEG quoted elsewhere.
Against the sector
FFIV against 31 listed companies sharing its classification — Computer Storage Devices and related industries. A multiple means little on its own; the column that matters is the gap.
| Measure | FFIV | Sector median | Difference |
|---|---|---|---|
| EV / EBITDA* | 25.7× | 23.7× | +2.0× |
| EV / Sales* | 7.1× | 4.3× | +2.9× |
| Net debt / EBITDA | −1.5× | 1.2× | −2.7× |
| Return on capital employed | 18.2% | 17.3% | +0.9% |
| Operating margin | 24.8% | 17.3% | +7.5% |
| Free cash flow margin | 29.4% | 15.9% | +13.4% |
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Medians are taken across peers where the measure could be computed, so the sample differs by row. Green marks the direction conventionally read as cheaper or stronger — it is a direction, not a recommendation. * Price-based multiples move with the market; peer figures are a snapshot taken 2026-09-09. The remaining rows come from filed statements and hold until the next reporting season.
Market ratios
Price-based ratios from market data. Anything drawn from a filed statement is in the enterprise-value section above, with its source.
| Metric | Value |
|---|---|
| Price | $411.49 |
| PEGY ratio | — |
| Dividend yield | 0.00% |
| Price / book | — |
| Price / sales | — |
| Return on equity | 19.8% |
| Profit margin | — |
| Operating margin | — |
| Debt / equity | — |
| Current ratio | — |
| Beta | 1.04 |
| 52-week range | $223.76 – $435.00 |
Not reported for FFIV: pegy ratio, price / book, price / sales, profit margin, operating margin, debt / equity, current ratio. A dash means the figure was not available from the source, not that it is zero.
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About FFIV’s valuation
- What is the PEG ratio for F5, INC. (FFIV)?
- F5, INC. has a PEG ratio of 1.13, from a P/E of 34.87 and earnings growth of 30.8% a year measured across 3 years of filed accounts. That is between the 1.0 and 2.0 levels that convention treats as the middle ground. Note that PEG is conventionally quoted against forecast growth; this uses reported history, so it will differ from a PEG you see elsewhere.
- Is FFIV undervalued right now?
- That depends on the measure. On PEG, FFIV reads 1.13, between the 1.0 and 2.0 levels that convention treats as the middle ground. The PEG ratio compares price to earnings growth alone — it ignores debt, cash generation and asset backing, so it is a starting point rather than a conclusion. The enterprise-value measures above account for debt and cash; they often tell a different story.
- What is the PEGY ratio for FFIV?
- The PEGY ratio for F5, INC. is —. PEGY adds the dividend yield of 0.00% to the growth rate in the denominator, which gives a fairer reading of companies returning cash as income rather than growth.
- Where do these FFIV figures come from?
- Market price and capitalisation come from live market data; earnings, growth and dividend figures come from F5, INC.'s published financial statements. Every derived ratio on this page shows the arithmetic that produced it.
This page describes published financial data. It is not investment advice and makes no recommendation to buy or sell FFIV.