ALSN (Allison Transmission Holdings) 6-Month Price Index: 1.01 (As of Aug. 30, 2026)

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ALSN Allison Transmission Holdings Inc ALSN
96 GF Score
Price $126.32
GF Value $146.02
Valuation Modestly Undervalued
! 5 Warning Signs
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What is Allison Transmission Holdings 6-Month Price Index?

Allison Transmission Holdings ALSN -2.20% 96 6-Month Price Index is 1.01 as of Aug. 30, 2026. GuruFocus rates ALSN with a GF Score™ of 96/100 and a GF Value™ of $146.02 (Modestly Undervalued). The stock has 5 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 (2026-08-30), Allison Transmission Holdings's 6-Month Price Index is 1.01.

Allison Transmission Holdings  (NYSE:ALSN) 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.

Allison Transmission Holdings 6-Month Price Index Related Terms

ALSN vs ALV, AUR, APTV: 6-Month Price Index Comparison

For the Auto Parts subindustry, Allison Transmission Holdings'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.

ALSN
96GF Score
Allison Transmission Holdings Inc ALSN
6-Month Price Index is just one metric. See GF Score™, valuation, warning signs, and more.
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Allison Transmission Holdings  (NYSE:ALSN) 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 1.01 mean?
Allison Transmission Holdings (ALSN) has a 6-Month Price Index of 1.01 as of Aug. 30, 2026. 6-Month Price Index is an intermediate-term momentum that shows the price change relative to 6-month ago. View historical data on Allison Transmission Holdings and its competitors.
Is Allison Transmission Holdings' 6-Month Price Index too high?
Allison Transmission Holdings' current 6-Month Price Index is 1.01. Overall, Allison Transmission Holdings has a GF Score™ of 96/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Allison Transmission Holdings' 6-Month Price Index compare to ALV and AUR?
Allison Transmission Holdings' 6-Month Price Index of 1.01 can be compared against companies in the Vehicles & Parts 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 a Vehicles & Parts company?
A good 6-Month Price Index depends on the Vehicles & Parts 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 Allison Transmission Holdings and its competitors. Allison Transmission Holdings's current 6-Month Price Index is 1.01. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Allison Transmission Holdings stock overvalued right now?
Based on GuruFocus' analysis, Allison Transmission Holdings (ALSN) is currently considered Modestly Undervalued. The stock's GF Value™ is $146.02, compared to a current price of $126.32 — trading 13.5% below its estimated fair value. The current 6-Month Price Index is 1.01. Allison Transmission Holdings' overall GF Score™ is 96/100 with 5 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 Allison Transmission Holdings (ALSN), the current 6-Month Price Index is 1.01 as of Aug. 30, 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 Allison Transmission Holdings (ALSN) Overvalued in 2026?

Based on GuruFocus' analysis, Allison Transmission Holdings stock appears to be undervalued. The current stock price of $126.32 is trading 13.5% below its estimated GF Value™ of $146.02. GuruFocus considers Allison Transmission Holdings to be Modestly Undervalued.

Key valuation signals for ALSN:

  • 6-Month Price Index: 1.01
  • GF Value™: $146.02 vs. price of $126.32 (13.5% below fair value)
  • GF Score™: 96/100 with 5 warning signs

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

Allison Transmission Holdings Business Description

Other Exchanges 1A7:Germany
Address One Allison Way, Indianapolis, IN, USA, 46222
Allison Transmission is the largest manufacturer of fully automatic transmissions for medium- and heavy-duty commercial vehicles. Its automatic transmissions allow customers to achieve better fuel and operator efficiency than less expensive manual and automated manual transmissions. Allison serves several end markets, including on- and off-highway equipment and military vehicles. Its on-highway business commands approximately 60% global market share. The company's transmissions can be found in Class 4-8 trucks, buses, and a limited number of large passenger vehicles (heavy-duty pickup trucks and motorhomes). Allison also produces commercial hybrid propulsion systems and is developing fully electric powertrains.
96GF Score

Get the complete analysis for ALSN

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

$126.32
Price
$146.02
GF Value