STNG vs. CERY

Last updated Jul 11, 2026

STNG (Scorpio Tankers Inc.) 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, STNG returned 79.55% vs 29.64% for CERY. At a 0.21 correlation, their price movements are largely independent.

Performance

STNG vs. CERY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Scorpio Tankers Inc. (STNG) 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, STNG achieves a 57.90% return, which is significantly higher than CERY's 20.77% return.

STNG

• 1D: 4.03%
• 1M: 4.14%
• 6M: 46.43%
• YTD: 57.90%
• 1Y: 79.55%
• 3Y*: 24.33%
• 5Y*: 34.53%
• 10Y*: 8.38%

CERY

• 1D: 0.00%
• 1M: -2.91%
• 6M: 16.72%
• YTD: 20.77%
• 1Y: 29.64%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

STNG vs. CERY - Yearly Performance Comparison

	2026 (YTD)	2025	2024
STNG Scorpio Tankers Inc.	57.90%	6.03%	-26.91%
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	20.77%	15.68%	3.80%

Correlation

The correlation between STNG and CERY is 0.10, 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	0.10
Correlation (All Time) Calculated using the full available price history since Sep 5, 2024	0.21

The correlation between STNG and CERY shifts across timeframes, from 0.10 (1 year) to 0.21 (all time), reflecting how their relationship changes across market environments.

Return for Risk

STNG vs. CERY — Risk / Return Rank

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

STNG

STNG Risk / Return Rank: 90
STNG Sharpe Ratio Rank: 92
STNG Sortino Ratio Rank: 91
STNG Omega Ratio Rank: 87
STNG Calmar Ratio Rank: 89
STNG Martin Ratio Rank: 89

CERY

CERY Risk / Return Rank: 67
CERY Sharpe Ratio Rank: 78
CERY Sortino Ratio Rank: 73
CERY Omega Ratio Rank: 73
CERY Calmar Ratio Rank: 54
CERY Martin Ratio Rank: 57

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.

STNG vs. CERY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Scorpio Tankers Inc. (STNG) 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	STNG	CERY	Difference
Sharpe ratio: Return per unit of total volatility	2.12	1.96	+0.15
Sortino ratio: Return per unit of downside risk	2.91	2.61	+0.31
Omega ratio: Gain probability vs. loss probability	1.34	1.34	0.00
Calmar ratio: Return relative to maximum drawdown	3.49	2.15	+1.34
Martin ratio: Return relative to average drawdown	8.91	7.97	+0.93

STNG vs. CERY - Sharpe Ratio Comparison

The current STNG Sharpe Ratio is 2.12, which is comparable to the CERY Sharpe Ratio of 1.96. The chart below compares the historical Sharpe Ratios of STNG 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.

Drawdowns

STNG vs. CERY - Drawdown Comparison

The maximum STNG drawdown since its inception was -91.13%, which is greater than CERY's maximum drawdown of -14.33%. Use the drawdown chart below to compare losses from any high point for STNG and CERY.

Drawdown Indicators

	STNG	CERY	Difference
Max Drawdown Largest peak-to-trough decline	-91.13%	-14.33%	-76.80%
Max Drawdown (1Y) Largest decline over 1 year	-22.74%	-14.33%	-8.41%
Max Drawdown (3Y) Largest decline over 3 years	-60.97%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-60.97%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-81.67%	—	—
Current Drawdown Current decline from peak	-8.12%	-10.46%	+2.34%
Average Drawdown Average peak-to-trough decline	-49.15%	-2.56%	-46.59%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.90%	3.86%	+5.04%

Volatility

STNG vs. CERY - Volatility Comparison

Scorpio Tankers Inc. (STNG) has a higher volatility of 12.53% compared to SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF (CERY) at 4.37%. This indicates that STNG'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

	STNG	CERY	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.53%	4.37%	+8.16%
Volatility (6M) Calculated over the trailing 6-month period	28.31%	13.59%	+14.72%
Volatility (1Y) Calculated over the trailing 1-year period	38.59%	15.73%	+22.86%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	45.01%	14.81%	+30.20%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	54.21%	14.81%	+39.40%

Dividends

STNG vs. CERY - Dividend Comparison

STNG's dividend yield for the trailing twelve months is around 2.17%, less than CERY's 4.14% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CERY SPDR Bloomberg Enhanced Roll Yield Commodity Strategy No K-1 ETF	4.14%	4.99%	0.52%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
STNG Scorpio Tankers Inc.	2.17%	3.19%	3.22%	1.73%	0.74%	3.12%	3.57%	1.02%	2.27%	1.31%	11.04%	6.17%

Frequently Asked Questions

Can I hold both STNG and CERY in my portfolio?

STNG and CERY have a correlation of 0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, STNG or CERY?

STNG has higher volatility (12.53%) compared to CERY (4.37%). In terms of maximum drawdown, STNG dropped -91.13% vs CERY's -14.33%.

Which has better risk-adjusted returns?

STNG currently has the higher Sharpe Ratio (2.12 vs 1.96), 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.