^BCOMAL vs. ^GSPC

Last updated Apr 2, 2026

Compare and contrast key facts about Bloomberg Aluminum Index (^BCOMAL) and S&P 500 Index (^GSPC).

Performance

^BCOMAL vs. ^GSPC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Bloomberg Aluminum Index (^BCOMAL) and S&P 500 Index (^GSPC). The values are adjusted to include any dividend payments, if applicable.

^BCOMAL vs. ^GSPC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
^BCOMAL Bloomberg Aluminum Index	18.80%	14.85%	0.17%	-6.13%	-16.81%	38.94%	3.49%	-5.80%	-18.54%	29.94%
^GSPC S&P 500 Index	-3.95%	16.39%	23.31%	24.23%	-19.44%	26.89%	16.26%	28.88%	-6.24%	19.42%

Returns By Period

In the year-to-date period, ^BCOMAL achieves a 18.80% return, which is significantly higher than ^GSPC's -3.95% return. Over the past 10 years, ^BCOMAL has underperformed ^GSPC with an annualized return of 5.20%, while ^GSPC has yielded a comparatively higher 12.24% annualized return.

^BCOMAL

• 1D: 1.90%
• 1M: 11.70%
• YTD: 18.80%
• 6M: 31.26%
• 1Y: 39.28%
• 3Y*: 8.73%
• 5Y*: 5.90%
• 10Y*: 5.20%

^GSPC

• 1D: 0.72%
• 1M: -4.45%
• YTD: -3.95%
• 6M: -2.02%
• 1Y: 16.73%
• 3Y*: 16.96%
• 5Y*: 10.34%
• 10Y*: 12.24%

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

Return for Risk

^BCOMAL vs. ^GSPC — Risk / Return Rank

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

^BCOMAL

^BCOMAL Risk / Return Rank: 95
^BCOMAL Sharpe Ratio Rank: 96
^BCOMAL Sortino Ratio Rank: 98
^BCOMAL Omega Ratio Rank: 95
^BCOMAL Calmar Ratio Rank: 95
^BCOMAL Martin Ratio Rank: 91

^GSPC

^GSPC Risk / Return Rank: 67
^GSPC Sharpe Ratio Rank: 63
^GSPC Sortino Ratio Rank: 64
^GSPC Omega Ratio Rank: 69
^GSPC Calmar Ratio Rank: 60
^GSPC Martin Ratio Rank: 77

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.

^BCOMAL vs. ^GSPC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Bloomberg Aluminum Index (^BCOMAL) and S&P 500 Index (^GSPC). 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.

	^BCOMAL	^GSPC	Difference
Sharpe ratio Return per unit of total volatility	2.21	0.92	+1.29
Sortino ratio Return per unit of downside risk	3.05	1.41	+1.63
Omega ratio Gain probability vs. loss probability	1.39	1.21	+0.17
Calmar ratio Return relative to maximum drawdown	4.25	1.41	+2.83
Martin ratio Return relative to average drawdown	12.72	6.61	+6.11
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

^BCOMAL vs. ^GSPC - Sharpe Ratio Comparison

The current ^BCOMAL Sharpe Ratio is 2.21, which is higher than the ^GSPC Sharpe Ratio of 0.92. The chart below compares the historical Sharpe Ratios of ^BCOMAL and ^GSPC, 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

	^BCOMAL	^GSPC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.21	0.92	+1.29
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.26	0.61	-0.36
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.26	0.68	-0.42
Sharpe Ratio (All Time) Calculated using the full available price history	0.02	0.46	-0.44

Correlation

The correlation between ^BCOMAL and ^GSPC is 0.22, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Drawdowns

^BCOMAL vs. ^GSPC - Drawdown Comparison

The maximum ^BCOMAL drawdown since its inception was -66.01%, which is greater than ^GSPC's maximum drawdown of -56.78%. Use the drawdown chart below to compare losses from any high point for ^BCOMAL and ^GSPC.

Drawdown Indicators

	^BCOMAL	^GSPC	Difference
Max Drawdown Largest peak-to-trough decline	-66.01%	-56.78%	-9.23%
Max Drawdown (1Y) Largest decline over 1 year	-8.88%	-12.14%	+3.26%
Max Drawdown (5Y) Largest decline over 5 years	-49.63%	-25.43%	-24.20%
Max Drawdown (10Y) Largest decline over 10 years	-49.63%	-33.92%	-15.71%
Current Drawdown Current decline from peak	-33.42%	-5.78%	-27.64%
Average Drawdown Average peak-to-trough decline	-42.75%	-10.75%	-32.00%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.96%	2.60%	+0.36%

Volatility

^BCOMAL vs. ^GSPC - Volatility Comparison

Bloomberg Aluminum Index (^BCOMAL) has a higher volatility of 9.72% compared to S&P 500 Index (^GSPC) at 5.37%. This indicates that ^BCOMAL's price experiences larger fluctuations and is considered to be riskier than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	^BCOMAL	^GSPC	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.72%	5.37%	+4.35%
Volatility (6M) Calculated over the trailing 6-month period	14.37%	9.55%	+4.82%
Volatility (1Y) Calculated over the trailing 1-year period	17.91%	18.33%	-0.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	23.03%	16.90%	+6.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.30%	18.05%	+2.25%