Based on the latest data from Sep 23, 2026, PEN's PEG ratio sits at 11. This metric combines a PE of 78.1 with an earnings growth rate of 7.1%. Relative to the 2.84 average from the past 4 quarters, the PEG ratio has surged by 288%.
Looking at the past ten years, PEN's PEG ratio has settled around 3.78 on average. At 11.0, today's PEG ratio sits 191% higher than its historical average. Within the past ten years, the Dec 2018 quarter saw the highest PEG reading at 18.02. At 0.02, the Dec 2023 quarter represented the lowest PEG ratio in this timeframe.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 0.06 | 68.03 | 1,169.4% |
| 2024 | N/A | 659.67 | -84.8% |
| 2023 | 0.02 | 106.14 | 4,840% |
| 2022 | N/A | N/A | -135.7% |
| 2021 | 15.57 | 2,052.29 | 131.8% |
| 2020 | N/A | N/A | -131.7% |
| 2019 | 0.19 | 118.18 | 631.6% |
| 2018 | 18.02 | 643.16 | 35.7% |
| 2017 | N/A | 672.14 | -71.4% |
| 2016 | 0.29 | 130.2 | 444.4% |
| 2015 | 3.99 | 597.89 | 150% |
| 2014 | N/A | N/A | -185.7% |
| 2013 | N/A | N/A | N/A |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Jun 2026 | 10.87 | 77.2 | 7.1% |
| Mar 2026 | 0.25 | 74.97 | 298.2% |
| Dec 2025 | 0.06 | 68.03 | 1,169.4% |
| Sep 2025 | 0.16 | 59.89 | 370% |
| Jun 2025 | 0.07 | 67.18 | 905.3% |
| Mar 2025 | N/A | 243.1 | -54.5% |
| Dec 2024 | N/A | 659.67 | -84.8% |
| Sep 2024 | N/A | 215.9 | -15.1% |
| Jun 2024 | N/A | 473.61 | -50% |
| Mar 2024 | 0.07 | 92.22 | 1,323.5% |
| Dec 2023 | 0.02 | 106.14 | 4,840% |
| Sep 2023 | 1.01 | 228.22 | 226.2% |
| Jun 2023 | 1.88 | 452.71 | 240.7% |
| Mar 2023 | 8.65 | 1,639.35 | 189.5% |
| Dec 2022 | N/A | N/A | -135.7% |
When comparing to historical data, PEN's PEG ratio is above the 3, 5 and 10-year averages.
Penumbra's PEG of 11 is higher than the Healthcare sector and the industry average.
PEN's Sep 23, 2026 PEG ratio comes in at 11.
Across the past 3 years, PEN's PEG ratio has centered around 1.56.
Across the past 5 years, PEN's PEG ratio has centered around 3.27.
In the last ten years, PEN's peak PEG ratio of 18.02 occurred in the Dec 2018 quarter.
PEN currently has a PEG ratio 191% above its 10-year average.
When a company's earnings growth lags its valuation, the PEG ratio tends to be elevated - as seen with PEN's 11 reading.
The PEG ratio derives from taking PE and dividing by the rate at which earnings are growing (YoY TTM). As of Sep 23, 2026, Penumbra carries a PE ratio of 78.1. Earnings grew at 7.1% over the TTM period ending Jun 2026. Applying the formula, this yields a PEG ratio of 11. PEG RATIO(11) = PE RATIO(78.1) / EPS GROWTH(7.1%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.