AMSC vs. CERY

Last updated Jun 5, 2026

AMSC (American Superconductor Corporation) is a stock, while CERY (SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF) is Commodities fund tracking the Bloomberg Enhanced Roll Yield Total Return Index. Over the past year, AMSC returned 51.09% vs 42.29% for CERY. At a 0.04 correlation, their price movements are largely independent.

Performance

AMSC vs. CERY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Superconductor Corporation (AMSC) and SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AMSC achieves a 61.22% return, which is significantly higher than CERY's 28.16% return.

AMSC

• 1D: -0.58%
• 1M: -15.65%
• YTD: 61.22%
• 6M: 40.56%
• 1Y: 51.09%
• 3Y*: 92.55%
• 5Y*: 21.48%
• 10Y*: 18.97%

CERY

• 1D: -1.32%
• 1M: -3.05%
• YTD: 28.16%
• 6M: 28.35%
• 1Y: 42.29%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

AMSC vs. CERY - Yearly Performance Comparison

	2026 (YTD)	2025	2024
AMSC American Superconductor Corporation	61.22%	16.85%	31.15%
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	28.16%	15.68%	3.92%

Correlation

The correlation between AMSC and CERY is -0.03, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.03
Correlation (All Time) Calculated using the full available price history since Sep 6, 2024	0.04

Return for Risk

AMSC vs. CERY — Risk / Return Rank

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

AMSC

AMSC Risk / Return Rank: 61
AMSC Sharpe Ratio Rank: 62
AMSC Sortino Ratio Rank: 62
AMSC Omega Ratio Rank: 64
AMSC Calmar Ratio Rank: 60
AMSC Martin Ratio Rank: 57

CERY

CERY Risk / Return Rank: 85
CERY Sharpe Ratio Rank: 85
CERY Sortino Ratio Rank: 79
CERY Omega Ratio Rank: 81
CERY Calmar Ratio Rank: 92
CERY Martin Ratio Rank: 89

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.

AMSC vs. CERY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Superconductor Corporation (AMSC) and SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY). 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.

	AMSC	CERY	Difference
Sharpe ratio: Return per unit of total volatility	0.61	2.75	-2.15
Sortino ratio: Return per unit of downside risk	1.33	3.50	-2.17
Omega ratio: Gain probability vs. loss probability	1.19	1.48	-0.29
Calmar ratio: Return relative to maximum drawdown	0.84	6.09	-5.25
Martin ratio: Return relative to average drawdown	1.42	19.52	-18.09
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AMSC vs. CERY - Sharpe Ratio Comparison

The current AMSC Sharpe Ratio is 0.61, which is lower than the CERY Sharpe Ratio of 2.75. The chart below compares the historical Sharpe Ratios of AMSC and CERY, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	AMSC	CERY	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.61	2.75	-2.15
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.25	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.24	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	-0.03	1.92	-1.96

Drawdowns

AMSC vs. CERY - Drawdown Comparison

The maximum AMSC drawdown since its inception was -99.57%, which is greater than CERY's maximum drawdown of -10.05%. Use the drawdown chart below to compare losses from any high point for AMSC and CERY.

Drawdown Indicators

	AMSC	CERY	Difference
Max Drawdown Largest peak-to-trough decline	-99.57%	-10.05%	-89.52%
Max Drawdown (1Y) Largest decline over 1 year	-61.08%	-6.98%	-54.10%
Max Drawdown (3Y) Largest decline over 3 years	-63.86%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-82.94%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-89.06%	—	—
Current Drawdown Current decline from peak	-93.30%	-4.99%	-88.31%
Average Drawdown Average peak-to-trough decline	-75.76%	-2.11%	-73.65%
Ulcer Index Depth and duration of drawdowns from previous peaks	36.00%	2.17%	+33.83%

Volatility

AMSC vs. CERY - Volatility Comparison

American Superconductor Corporation (AMSC) has a higher volatility of 21.32% compared to SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY) at 5.08%. This indicates that AMSC's price experiences larger fluctuations and is considered to be riskier than CERY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AMSC	CERY	Difference
Volatility (1M) Calculated over the trailing 1-month period	21.32%	5.08%	+16.24%
Volatility (6M) Calculated over the trailing 6-month period	52.40%	13.37%	+39.03%
Volatility (1Y) Calculated over the trailing 1-year period	84.78%	15.44%	+69.34%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	87.21%	14.73%	+72.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	79.05%	14.73%	+64.32%

Dividends

AMSC vs. CERY - Dividend Comparison

AMSC has not paid dividends to shareholders, while CERY's dividend yield for the trailing twelve months is around 3.90%.

Position	TTM	2025	2024
AMSC American Superconductor Corporation	0.00%	0.00%	0.00%
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	3.90%	4.99%	0.52%

Frequently Asked Questions

Can I hold both AMSC and CERY in my portfolio?

AMSC and CERY have a correlation of -0.03, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AMSC or CERY?

AMSC has higher volatility (21.32%) compared to CERY (5.08%). In terms of maximum drawdown, AMSC dropped -99.57% vs CERY's -10.05%.

Which has better risk-adjusted returns?

CERY currently has the higher Sharpe Ratio (2.75 vs 0.61), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.