Allison Transmission PE ratio ALSN

Share price divided by earnings per share over the last twelve months, since 2013.

Today, Oct 23, 2026: 17.0×
10-year median: 10.5×
Against its 10-year history: 80th; percentile: 0 is its lowest day, 100 its highest
10-year range: 5.9× to 38.1×
Peer median: 25.1×

Allison Transmission's PE ratio is 17.0× as of Oct 23, 2026: a share price of $106.32 against $6.27 of earnings per share over the last twelve months.

That is above its ten-year median of 10.5×, higher than on 80% of days in the last ten years.

Over that time it ranged from 5.9× in Mar 2020 to 38.1× in Feb 2017.

The median for 10 auto parts stocks of a similar size is 25.1×.

PE ratio over time

median 10.5×

The dashed line is the 10-year median and the shaded band the middle half of its days.

Open the interactive chart, with overlays and comparisons

Year by year

Year	End of year	Low	High
2026 so far	17.0×	12.2×	21.2×
2025	12.4×	9.1×	14.5×
2024	13.2×	7.9×	14.5×
2023	8.2×	7.4×	9.6×
2022	8.0×	7.2×	11.7×
2021	10.4×	9.5×	18.4×
2020	14.5×	5.9×	14.5×
2019	9.5×	8.2×	10.2×
2018	8.4×	8.2×	20.1×
2017	19.1×	17.2×	38.1×
2016	34.0×	18.0×	35.0×
2015	21.0×	19.6×	28.2×
2014	28.4×	25.9×	43.1×
2013	38.4×	8.1×	39.9×

Against its peers

Companies in Auto - Parts nearest Allison Transmission's size, closest first, today.

Company	PE ratio
ALSNAllison Transmission	17.0×
APTVAptiv	40.3×
ALVAutoliv	13.5×
WMSAdvanced Drainage Systems	22.5×
MODModine Manufacturing	50.3×
BWABorgwarner	27.8×
LEALear	10.9×
NPOEnpro	131×
CSLCarlisle Companies	19.8×
GPCGenuine Parts	492×
GNTXGentex	10.9×
Peer median	25.1×

Where Allison Transmission ranks

#11of 22Auto parts stocks with the lowest PE ratio

What the PE ratio tells you

Share price divided by earnings per share over the last twelve months. It is the price tag on a dollar of profit: 20× means you pay $20 for $1 of yearly earnings.

Blank while earnings are negative. A very low PE can mean the market expects profits to fall, so read it with growth and the company's own history.

More on Allison Transmission

Valuation data, not investment advice. Prices as of Oct 23, 2026. Reported figures come from the company's filings with the SEC.