Northrop Grumman currently trades with a PEG ratio of 1.08, based on Jul 31, 2026 data. Dividing the 17.21 PE ratio by the 16.0% earnings growth rate produces this figure. Relative to the 2.42 average from the past 4 quarters, the PEG ratio has shrunk by 55%.
Historically, Northrop Grumman maintains a PEG ratio averaging 1.27 across the last ten years. At 1.08, today's PEG ratio sits 15% lower than its historical average. The ten years high came in the Dec 2025 quarter at 7.53, reflecting peak valuation relative to growth. The bottom was reached in the Dec 2021 quarter at 0.07, suggesting favorable value relative to growth during that period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2025 | 7.53 | 19.57 | 2.6% |
| 2024 | 0.15 | 16.53 | 109.2% |
| 2023 | N/A | 34.5 | -57.1% |
| 2022 | N/A | 17.26 | -27.7% |
| 2021 | 0.07 | 8.86 | 129% |
| 2020 | 0.37 | 15.97 | 43.7% |
| 2019 | N/A | 25.9 | -28.6% |
| 2018 | 1.01 | 13.17 | 13% |
| 2017 | 0.42 | 18.66 | 44% |
| 2016 | 2.34 | 20.37 | 8.7% |
| 2015 | 2.94 | 17.96 | 6.1% |
| 2014 | 0.9 | 14.87 | 16.6% |
| 2013 | 1.98 | 13.48 | 6.8% |
| 2012 | 2.07 | 8.49 | 4.1% |
| 2011 | 0.71 | 7.64 | 10.7% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Jun 2026 | 1.01 | 16.15 | 16% |
| Mar 2026 | 0.82 | 21.32 | 26.1% |
| Dec 2025 | 7.53 | 19.57 | 2.6% |
| Sep 2025 | 0.31 | 21.88 | 71.6% |
| Jun 2025 | 0.24 | 18.4 | 76.4% |
| Mar 2025 | 0.26 | 20.17 | 76.4% |
| Dec 2024 | 0.15 | 16.53 | 109.2% |
| Sep 2024 | N/A | 32.54 | -46.9% |
| Jun 2024 | N/A | 28.29 | -49.1% |
| Mar 2024 | N/A | 33.26 | -53.6% |
| Dec 2023 | N/A | 34.5 | -57.1% |
| Sep 2023 | N/A | 14.41 | -13.2% |
| Jun 2023 | N/A | 15.06 | -15.8% |
| Mar 2023 | N/A | 14.89 | -14.5% |
| Dec 2022 | N/A | 17.26 | -27.7% |
NOC's PEG ratio today is above the 5-year average, yet it comes in under the 3 and 10-year averages.
Northrop Grumman's PEG of 1.08 is lower than the Industrials sector and the industry average. But in comparison with the Industrials sector average of 1.1, Northrop Grumman's PEG is only 1.8% lower.
Among its peers, NOC has a PEG ratio below stocks GD and KTOS, while higher than BA's and LMT's.
| Stock name | PEG ratio | Market cap |
|---|---|---|
| LMT Lockheed Martin Corp | 0.41 | $134.67B |
| BA Boeing Company | 0.68 | $177.09B |
| NOC Northrop Grumman Corp | 1.09 | $78.08B |
| GD General Dynamics Corp | 2.23 | $104.21B |
| KTOS Kratos Defense & Security Solutions Inc | 6.83 | $8.88B |
NOC's Jul 31, 2026 PEG ratio comes in at 1.08.
NOC shows a 3-year average PEG ratio of 1.47.
NOC shows a 5-year average PEG ratio of 0.99.
In the last ten years, NOC's peak PEG ratio of 7.53 occurred in the Dec 2025 quarter.
Compared to the 10-year average, NOC's PEG ratio sits 15% lower.
PEG equals PE divided by EPS growth rate (YoY TTM). As of Jul 31, 2026, Northrop Grumman carries a PE ratio of 17.21. Earnings grew at 16.0% over the TTM period ending Jun 2026. Applying the formula, this yields a PEG ratio of 1.08. PEG RATIO(1.08) = PE RATIO(17.21) / EPS GROWTH(16.0%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.