Fortinet is trading with a PE to growth ratio of 9.24, based on Jun 3, 2026 data. Dividing the 56.34 PE ratio by the 6.1% earnings growth rate yields this valuation metric. Relative to the 2.98 average from the past four quarters, the PEG ratio has soared by 210%.
Historically, Fortinet has a PEG ratio averaging 1.93 across the past ten years. At 9.24, today's PEG ratio sits 379% more than its historical average. The ten years high occurred in the Mar 2020 quarter at 9.58, reflecting maximum valuation relative to growth. The minimum was hit in the Dec 2018 quarter at 0.04, indicating optimal value relative to growth during that period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 4.32 | 32.41 | 7.5% |
| 2024 | 0.75 | 41.44 | 55.1% |
| 2023 | 1.1 | 39.82 | 36.1% |
| 2022 | 0.99 | 45.27 | 45.9% |
| 2021 | 4.17 | 97.14 | 23.3% |
| 2020 | 0.92 | 49.51 | 53.8% |
| 2019 | N/A | 54.75 | -2.5% |
| 2018 | 0.04 | 35.22 | 900% |
| 2017 | N/A | 218.45 | 0% |
| 2016 | 0.5 | 150.6 | 300% |
| 2015 | N/A | 623.4 | -66.7% |
| 2014 | N/A | 204.4 | -40% |
| 2013 | N/A | 76.52 | -37.5% |
| 2012 | N/A | 52.55 | 0% |
| 2011 | 1.64 | 54.53 | 33.3% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Mar 2026 | 5.15 | 31.43 | 6.1% |
| Dec 2025 | 4.32 | 32.41 | 7.5% |
| Sep 2025 | 1.57 | 34.46 | 22% |
| Jun 2025 | 0.87 | 41.95 | 48.2% |
| Mar 2025 | 0.66 | 39.29 | 59.1% |
| Dec 2024 | 0.75 | 41.44 | 55.1% |
| Sep 2024 | 1.07 | 38.78 | 36.1% |
| Jun 2024 | 1.37 | 35.45 | 25.9% |
| Mar 2024 | 1.76 | 44.36 | 25.2% |
| Dec 2023 | 1.1 | 39.82 | 36.1% |
| Sep 2023 | 0.67 | 39.92 | 59.8% |
| Jun 2023 | 0.89 | 55.99 | 62.7% |
| Mar 2023 | 0.94 | 54.03 | 57.7% |
| Dec 2022 | 0.99 | 45.27 | 45.9% |
| Sep 2022 | 1.6 | 53.4 | 33.3% |
Measured against past performance, FTNT's PEG ratio sits above its 3, 5 and 10-year averages.
With a PEG of 9.24, FTNT stands above the Technology sector, the industry and its peers average.
Relative to its peer stocks CSCO and HPQ, FTNT's PEG ratio is higher. Fortinet's PEG ratio of 9.24 is above the peer average of 1.63.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| CHKP Check Point Software Technologies Ltd. | 0.5 | $14.37B |
| CSCO Cisco Systems Inc | 1.91 | $508.33B |
| FFIV F5 Networks Inc | 2.07 | $22.8B |
| HPQ Hp Inc | 2.1 | $24.18B |
| FTNT Fortinet Inc | 9.35 | $108.67B |
| NTGR Netgear Inc | N/A | $696.5M |
| PANW Palo Alto Networks Inc | N/A | $221.09B |
| INTC Intel Corp | N/A | $557.08B |
| ADTN Adtran Inc | N/A | $1.37B |
FTNT shows a PEG ratio of 9.24, per Jun 3, 2026 data.
Over the last 3 years, FTNT's PEG ratio has averaged at 1.68.
Over the last 5 years, FTNT's PEG ratio has averaged at 1.95.
The Mar 2020 quarter marked the ten years high at 9.58 for FTNT's PEG ratio.
Compared to the 10-year average, FTNT's PEG ratio is 379% higher.
The elevated PEG ratio of 9.24 indicates that FTNT may be overvalued relative to its earnings growth potential.
To calculate the PEG ratio, take the company's PE ratio and divide by its earnings per share growth (YoY TTM). As of Jun 3, 2026, Fortinet has a P/E ratio of 56.34. Earnings grew at 6.1% over the TTM period ending Mar 2026. Applying the formula, this gives a price to earnings growth ratio of 9.24. PEG RATIO(9.24) = PE RATIO(56.34) / EPS GROWTH(6.1%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.