GM vs. ALSN

Last updated Apr 2, 2026

Compare and contrast key facts about General Motors Company (GM) and Allison Transmission Holdings, Inc. (ALSN).

Performance

GM vs. ALSN - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in General Motors Company (GM) and Allison Transmission Holdings, Inc. (ALSN). The values are adjusted to include any dividend payments, if applicable.

GM vs. ALSN - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GM General Motors Company	-7.50%	54.24%	49.84%	7.92%	-42.36%	40.80%	15.16%	14.02%	-15.06%	22.51%
ALSN Allison Transmission Holdings, Inc.	21.69%	-8.34%	88.02%	42.31%	16.85%	-14.08%	-9.08%	11.50%	3.34%	29.90%

Fundamentals

EPS GM : $3.46 ALSN : $11.06
PE Ratio GM : 21.70 ALSN : 10.75
PS Ratio GM : 0.39 ALSN : 2.22
Total Revenue (TTM) GM : $185.02B ALSN : $3.01B
Gross Profit (TTM) GM : $11.60B ALSN : $1.46B
EBITDA (TTM) GM : $2.91B ALSN : $982.00M

Returns By Period

In the year-to-date period, GM achieves a -7.50% return, which is significantly lower than ALSN's 21.69% return. Over the past 10 years, GM has underperformed ALSN with an annualized return of 11.72%, while ALSN has yielded a comparatively higher 17.85% annualized return.

GM

• 1D: 0.72%
• 1M: -3.27%
• YTD: -7.50%
• 6M: 22.87%
• 1Y: 60.40%
• 3Y*: 28.28%
• 5Y*: 6.17%
• 10Y*: 11.72%

ALSN

• 1D: 1.52%
• 1M: -6.13%
• YTD: 21.69%
• 6M: 39.15%
• 1Y: 23.48%
• 3Y*: 39.78%
• 5Y*: 25.75%
• 10Y*: 17.85%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

GM vs. ALSN — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

GM

GM Risk / Return Rank: 88
GM Sharpe Ratio Rank: 87
GM Sortino Ratio Rank: 88
GM Omega Ratio Rank: 86
GM Calmar Ratio Rank: 89
GM Martin Ratio Rank: 91

ALSN

ALSN Risk / Return Rank: 62
ALSN Sharpe Ratio Rank: 68
ALSN Sortino Ratio Rank: 62
ALSN Omega Ratio Rank: 60
ALSN Calmar Ratio Rank: 63
ALSN Martin Ratio Rank: 59

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

GM vs. ALSN - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for General Motors Company (GM) and Allison Transmission Holdings, Inc. (ALSN). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	GM	ALSN	Difference
Sharpe ratio Return per unit of total volatility	1.75	0.81	+0.94
Sortino ratio Return per unit of downside risk	2.68	1.30	+1.37
Omega ratio Gain probability vs. loss probability	1.34	1.16	+0.18
Calmar ratio Return relative to maximum drawdown	3.82	1.02	+2.81
Martin ratio Return relative to average drawdown	11.43	1.93	+9.50
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GM vs. ALSN - Sharpe Ratio Comparison

The current GM Sharpe Ratio is 1.75, which is higher than the ALSN Sharpe Ratio of 0.81. The chart below compares the historical Sharpe Ratios of GM and ALSN, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	GM	ALSN	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.75	0.81	+0.94
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.17	0.90	-0.73
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.32	0.61	-0.29
Sharpe Ratio (All Time) Calculated using the full available price history	0.21	0.50	-0.29

Correlation

The correlation between GM and ALSN is 0.46, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

GM vs. ALSN - Dividend Comparison

GM's dividend yield for the trailing twelve months is around 0.84%, less than ALSN's 0.93% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GM General Motors Company	0.84%	0.70%	0.90%	1.00%	0.54%	0.00%	0.91%	4.15%	4.54%	3.71%	4.36%	4.06%
ALSN Allison Transmission Holdings, Inc.	0.93%	1.10%	0.93%	1.58%	2.02%	2.09%	1.58%	1.24%	1.37%	1.39%	1.78%	2.32%

Drawdowns

GM vs. ALSN - Drawdown Comparison

The maximum GM drawdown since its inception was -59.96%, which is greater than ALSN's maximum drawdown of -48.67%. Use the drawdown chart below to compare losses from any high point for GM and ALSN.

Drawdown Indicators

	GM	ALSN	Difference
Max Drawdown Largest peak-to-trough decline	-59.96%	-48.67%	-11.29%
Max Drawdown (1Y) Largest decline over 1 year	-16.00%	-25.18%	+9.18%
Max Drawdown (5Y) Largest decline over 5 years	-58.96%	-33.59%	-25.37%
Max Drawdown (10Y) Largest decline over 10 years	-59.96%	-48.67%	-11.29%
Current Drawdown Current decline from peak	-12.92%	-6.15%	-6.77%
Average Drawdown Average peak-to-trough decline	-21.67%	-13.10%	-8.57%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.35%	13.32%	-7.97%

Volatility

GM vs. ALSN - Volatility Comparison

The current volatility for General Motors Company (GM) is 8.04%, while Allison Transmission Holdings, Inc. (ALSN) has a volatility of 9.93%. This indicates that GM experiences smaller price fluctuations and is considered to be less risky than ALSN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GM	ALSN	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.04%	9.93%	-1.89%
Volatility (6M) Calculated over the trailing 6-month period	25.54%	18.65%	+6.89%
Volatility (1Y) Calculated over the trailing 1-year period	34.79%	29.34%	+5.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	36.57%	28.77%	+7.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.72%	29.51%	+7.21%

Financials

GM vs. ALSN - Profitability Comparison

The chart below illustrates the profitability comparison between General Motors Company and Allison Transmission Holdings, Inc. over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

GM - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, General Motors Company reported a gross profit of -1.12B and revenue of 45.29B. Therefore, the gross margin over that period was -2.5%.

ALSN - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Allison Transmission Holdings, Inc. reported a gross profit of 354.00M and revenue of 737.00M. Therefore, the gross margin over that period was 48.0%.

GM - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, General Motors Company reported an operating income of -3.65B and revenue of 45.29B, resulting in an operating margin of -8.1%.

ALSN - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Allison Transmission Holdings, Inc. reported an operating income of 171.00M and revenue of 737.00M, resulting in an operating margin of 23.2%.

GM - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, General Motors Company reported a net income of -2.70B and revenue of 45.29B, resulting in a net margin of -6.0%.

ALSN - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Allison Transmission Holdings, Inc. reported a net income of 99.00M and revenue of 737.00M, resulting in a net margin of 13.4%.