AAR (AIR) 6-Month Price Index: 1.07 (As of Sep. 08, 2026)

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Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

AIR AAR Corp AIR
87 GF Score
Price $126.54
GF Value $90.05
Valuation Significantly Overvalued
! 4 Warning Signs
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What is AAR 6-Month Price Index?

AAR AIR +0.70% 87 6-Month Price Index is 1.07 as of Sep. 08, 2026. GuruFocus rates AIR with a GF Score™ of 87/100 and a GF Value™ of $90.05 (Significantly Overvalued). The stock has 4 warning signs investors should review.

6-Month Price Index is an intermediate-term momentum that shows the price change relative to 6-month ago. It’s calculated by current share price divided by share price 6-months ago. As of today (2026-09-08), AAR's 6-Month Price Index is 1.07.

AAR  (NYSE:AIR) 6-Month Price Index Explanation

Price Index (PI) also called momentum. Strategies involving Price Index are also known as momentum strategies as they allow investors to profit from a company’s stock price. 6-Month Price Index is an intermediate-term momentum that shows the price change relative to 6-month ago.

The investment strategy for momentum investors is to buy winners and sell losers. That is, buy stocks that performed well and sell stocks that performed poorly in the past.

AAR 6-Month Price Index Related Terms

AIR vs MRCY, BETA, KRMN: 6-Month Price Index Comparison

For the Aerospace & Defense subindustry, AAR's 6-Month Price Index, along with its competitors' market caps and 6-Month Price Index 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.

AIR
87GF Score
AAR Corp AIR
6-Month Price Index is just one metric. See GF Score™, valuation, warning signs, and more.
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AAR  (NYSE:AIR) 6-Month Price Index Calculation

6-Month Price Index is calculated as following:

6-Month Price Index=Current Share Price / Share Price 6-Months Ago

* 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.

Frequently Asked Questions Learn more about 6-Month Price Index →
What does a 6-Month Price Index of 1.07 mean?
AAR (AIR) has a 6-Month Price Index of 1.07 as of Sep. 08, 2026. 6-Month Price Index is an intermediate-term momentum that shows the price change relative to 6-month ago. View historical data on AAR and its competitors.
Is AAR's 6-Month Price Index too high?
AAR's current 6-Month Price Index is 1.07. Overall, AAR has a GF Score™ of 87/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does AAR's 6-Month Price Index compare to MRCY and BETA?
AAR's 6-Month Price Index of 1.07 can be compared against companies in the Aerospace & Defense industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 6-Month Price Index for an Aerospace & Defense company?
A good 6-Month Price Index depends on the Aerospace & Defense industry context. However, 6-Month Price Index should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high 6-Month Price Index mean?
A high 6-Month Price Index can signal that a stock is expensive relative to its fundamentals. 6-Month Price Index is an intermediate-term momentum that shows the price change relative to 6-month ago. View historical data on AAR and its competitors. AAR's current 6-Month Price Index is 1.07. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is AAR stock overvalued right now?
Based on GuruFocus' analysis, AAR (AIR) is currently considered Significantly Overvalued. The stock's GF Value™ is $90.05, compared to a current price of $126.54 — trading 40.5% above its estimated fair value. The current 6-Month Price Index is 1.07. AAR's overall GF Score™ is 87/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 6-Month Price Index calculated?
6-Month Price Index is calculated from a company's financial statements. For AAR (AIR), the current 6-Month Price Index is 1.07 as of Sep. 08, 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 AAR (AIR) Overvalued in 2026?

Based on GuruFocus' analysis, AAR stock appears to be overvalued. The current stock price of $126.54 is trading 40.5% above its estimated GF Value™ of $90.05. GuruFocus considers AAR to be Significantly Overvalued.

Key valuation signals for AIR:

  • 6-Month Price Index: 1.07
  • GF Value™: $90.05 vs. price of $126.54 (40.5% above fair value)
  • GF Score™: 87/100 with 4 warning signs

No single metric tells the full story. See the AIR stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

AAR Business Description

Other Exchanges ARZ:Germany
Address 1100 N. Wood Dale Road, One AAR Place, Wood Dale, IL, USA, 60191
AAR Corp is engaged in providing products and services to aviation, government and defense market. It operates in segments namely: The parts supply segment majorly consists of sales and leasing of USM and aftermarket distribution of new, OEM-supplied replacement parts; Repair & Engineering segment provides airframe maintenance, component repair, and landing gear overhaul services; Integrated Solutions segment consists of its fleet management and operations of customer-owned aircraft, customized performance-based supply chain logistics programs in support of the U.S. Department of Defense, flight hour component inventory; and The Expeditionary Services segment consists of products and services supporting the movement of equipment and personnel by the U.S. and foreign governments and NGOs.
87GF Score

Get the complete analysis for AIR

6-Month Price Index is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$126.54
Price
$90.05
GF Value