Motorcar Parts of AmericaMPAA -2.59%71 Cyclically Adjusted PB Ratio is 0.79 as of Jul. 09, 2026, which is 43% below its 10-year median of 1.39. GuruFocus rates MPAA with a GF Score™ of 71/100 and a GF Value™ of $9.69 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 1,038 Vehicles & Parts companies, Motorcar Parts of America ranks better than 67.63% on this metric.
The historical rank and industry rank for Motorcar Parts of America's Cyclically Adjusted PB Ratio or its related term are showing as below:
MPAA'
s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.29 Med: 1.39 Max: 3.51
Current: 0.79
During the past years, Motorcar Parts of America's highest Cyclically Adjusted PB Ratio was 3.51. The lowest was 0.29. And the median was 1.39.
MPAA's Cyclically Adjusted PB Ratio is ranked better than 67.63% of 1038
companies
in the Vehicles & Parts industry
Industry Median: 1.33
vs MPAA: 0.79
The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.
Motorcar Parts of America's adjusted book value per share data for the three months ended in Mar. 2026 was $14.056. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is $17.55 for the trailing ten years ended in Mar. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Motorcar Parts of America (NAS:MPAA) Cyclically Adjusted PB Ratio Explanation
Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.
Motorcar Parts of America Cyclically Adjusted PB Ratio Related Terms
Motorcar Parts of America Cyclically Adjusted PB Ratio Historical Data
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The historical data trend for Motorcar Parts of America's Cyclically Adjusted PB Ratio can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Motorcar Parts of America Cyclically Adjusted PB Ratio Chart
MPAA vs HLLY, SCTH, SES: Cyclically Adjusted PB Ratio Comparison
For the Auto Parts subindustry, Motorcar Parts of America's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted PB Ratio data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Motorcar Parts of America Cyclically Adjusted PB Ratio vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Motorcar Parts of America's Cyclically Adjusted PB Ratio distribution charts can be found below:
* The bar in red indicates where Motorcar Parts of America's Cyclically Adjusted PB Ratio falls into.
Motorcar Parts of America Cyclically Adjusted PB Ratio Calculation
Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.
What does a Cyclically Adjusted PB Ratio of 0.79 mean?
Motorcar Parts of America (MPAA) has a Cyclically Adjusted PB Ratio of 0.79 as of Jul. 09, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Motorcar Parts of America and its competitors. This is 43% below median its historical median of 1.39. Over the past decade, Motorcar Parts of America's Cyclically Adjusted PB Ratio has ranged from 0.29 to 3.51. According to the industry distribution chart, Motorcar Parts of America ranks #336 out of 1038 companies in the Vehicles & Parts industry, placing it in the top 32.4%.
Is Motorcar Parts of America's Cyclically Adjusted PB Ratio too high?
Motorcar Parts of America's current Cyclically Adjusted PB Ratio of 0.79 is 43% below median its 10-year median of 1.39. Over the past 10 years, this metric has ranged from a low of 0.29 to a high of 3.51. The Vehicles & Parts industry median Cyclically Adjusted PB Ratio is 1.33. Motorcar Parts of America's value of 0.79 is 40.6% below this industry median. Based on the distribution chart, Motorcar Parts of America ranks #336 out of 1038 companies in the Vehicles & Parts industry, which is above the industry midpoint. Overall, Motorcar Parts of America has a GF Score™ of 71/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Motorcar Parts of America's Cyclically Adjusted PB Ratio compare to HLLY and SCTH?
According to the Vehicles & Parts industry distribution chart, Motorcar Parts of America ranks #336 out of 1038 companies for Cyclically Adjusted PB Ratio. This puts Motorcar Parts of America in the upper half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.33. Motorcar Parts of America's value of 0.79 is 40.6% below this benchmark. Historically, Motorcar Parts of America's own Cyclically Adjusted PB Ratio has ranged from 0.29 to 3.51 over the past decade. While the company's 10-year median is 1.39 vs. the industry median of 1.33, Motorcar Parts of America has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Cyclically Adjusted PB Ratio for a Vehicles & Parts company?
The median Cyclically Adjusted PB Ratio among Vehicles & Parts companies is 1.33, based on 1,038 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Motorcar Parts of America's current Cyclically Adjusted PB Ratio of 0.79 is 40.6% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Motorcar Parts of America and its competitors. For the Vehicles & Parts industry, the median Cyclically Adjusted PB Ratio is 1.33 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Motorcar Parts of America's current Cyclically Adjusted PB Ratio is 0.79, which is 43% below median its own 10-year median of 1.39. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Motorcar Parts of America stock overvalued right now?
Based on GuruFocus' analysis, Motorcar Parts of America (MPAA) is currently considered Significantly Overvalued. The stock's GF Value™ is $9.69, compared to a current price of $13.91 — trading 43.6% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 0.79, which is 43% below median its 10-year median of 1.39 and 40.6% below the Vehicles & Parts industry median of 1.33. Motorcar Parts of America's overall GF Score™ is 71/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Motorcar Parts of America (MPAA), the current Cyclically Adjusted PB Ratio is 0.79 as of Jul. 09, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Motorcar Parts of America (MPAA) Overvalued in 2026?
Based on GuruFocus' analysis, Motorcar Parts of America stock appears to be overvalued.
The current stock price of $13.91 is trading 43.6% above its estimated GF Value™ of $9.69.
GuruFocus considers Motorcar Parts of America to be Significantly Overvalued.
Key valuation signals for MPAA:
Cyclically Adjusted PB Ratio: 0.79 (43% below median its 10-year median of 1.39)
GF Value™: $9.69 vs. price of $13.91 (43.6% above fair value)
Industry Position: 40.6% below the Vehicles & Parts median (#336 of 1038)
No single metric tells the full story. See the MPAA stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Motorcar Parts of America Inc is a supplier of automotive aftermarket non-discretionary replacement parts, test solutions, and diagnostic equipment. Its replacement parts are mainly sold to automotive retail chain stores, warehouse distributors across North America, and automobile manufacturers for aftermarket and warranty replacement programs. The Company's test solutions and diagnostic equipment serve the automotive component and powertrain testing market. Its product portfolio includes rotating electrical products such as alternators and starters; brake-related products including brake calipers, brake rotors, brake pads, brake master cylinders, and wheel hub assemblies and bearings; and other products. Its segments are Hard Parts, Test Solutions and Diagnostic Equipment, and Heavy Duty.
71GF Score
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