AESR vs. SPY

Last updated Jun 24, 2026

AESR (Anfield U.S. Equity Sector Rotation ETF) and SPY (State Street SPDR S&P 500 ETF) are both exchange-traded funds - AESR is a Large Cap Growth Equities fund actively managed by Regents Park Funds, while SPY is a S&P 500 fund tracking the S&P 500 Index. AESR is actively managed, while SPY is passively managed. Over the past 5 years, AESR returned 14.60%/yr vs 13.05%/yr for SPY. Their correlation of 0.94 suggests significant overlap in exposure. AESR charges 1.46%/yr vs 0.09%/yr for SPY.

Performance

AESR vs. SPY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Anfield U.S. Equity Sector Rotation ETF (AESR) and State Street SPDR S&P 500 ETF (SPY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AESR achieves a 18.68% return, which is significantly higher than SPY's 8.15% return.

AESR

• 1D: -3.27%
• 1M: 1.72%
• YTD: 18.68%
• 6M: 17.04%
• 1Y: 33.70%
• 3Y*: 25.33%
• 5Y*: 14.60%
• 10Y*: —

SPY

• 1D: -1.45%
• 1M: -1.36%
• YTD: 8.15%
• 6M: 7.20%
• 1Y: 23.59%
• 3Y*: 20.68%
• 5Y*: 13.05%
• 10Y*: 15.53%

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

AESR vs. SPY - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
AESR Anfield U.S. Equity Sector Rotation ETF	18.68%	20.34%	25.37%	21.03%	-17.52%	25.26%	19.58%	0.76%
SPY State Street SPDR S&P 500 ETF	8.15%	17.72%	24.89%	26.18%	-18.18%	28.73%	18.33%	1.23%

Correlation

The correlation between AESR and SPY is 0.90, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.90
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.94
Correlation (All Time) Calculated using the full available price history since Dec 17, 2019	0.94

The correlation between AESR and SPY has been stable across timeframes, ranging from 0.90 to 0.94 - a consistent structural relationship.

AESR vs. SPY - Sectors Allocation Comparison

Sectors	AESR	SPY
Technology	40.4%	39.0%
Communication Services	24.5%	10.6%
Consumer Cyclical	12.3%	9.9%
Industrials	8.4%	7.8%
Financial Services	6.7%	11.1%
Consumer Defensive	2.2%	4.5%
Healthcare	2.0%	8.3%
Energy	1.8%	3.1%
Basic Materials	1.2%	1.7%
Utilities	0.3%	2.1%
Real Estate	0.3%	1.8%

Return for Risk

AESR vs. SPY — Risk / Return Rank

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

AESR

AESR Risk / Return Rank: 65
AESR Sharpe Ratio Rank: 60
AESR Sortino Ratio Rank: 55
AESR Omega Ratio Rank: 59
AESR Calmar Ratio Rank: 72
AESR Martin Ratio Rank: 78

SPY

SPY Risk / Return Rank: 59
SPY Sharpe Ratio Rank: 58
SPY Sortino Ratio Rank: 56
SPY Omega Ratio Rank: 57
SPY Calmar Ratio Rank: 56
SPY Martin Ratio Rank: 67

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.

AESR vs. SPY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Anfield U.S. Equity Sector Rotation ETF (AESR) and State Street SPDR S&P 500 ETF (SPY). 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.

	AESR	SPY	Difference
Sharpe ratio: Return per unit of total volatility	1.86	1.90	-0.04
Sortino ratio: Return per unit of downside risk	2.48	2.58	-0.10
Omega ratio: Gain probability vs. loss probability	1.34	1.34	-0.01
Calmar ratio: Return relative to maximum drawdown	3.45	2.67	+0.78
Martin ratio: Return relative to average drawdown	13.98	11.92	+2.06

AESR vs. SPY - Sharpe Ratio Comparison

The current AESR Sharpe Ratio is 1.86, which is comparable to the SPY Sharpe Ratio of 1.90. The chart below compares the historical Sharpe Ratios of AESR and SPY, 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

AESR vs. SPY - Drawdown Comparison

The maximum AESR drawdown since its inception was -31.06%, smaller than the maximum SPY drawdown of -55.19%. Use the drawdown chart below to compare losses from any high point for AESR and SPY.

Drawdown Indicators

	AESR	SPY	Difference
Max Drawdown Largest peak-to-trough decline	-31.06%	-55.19%	+24.13%
Max Drawdown (1Y) Largest decline over 1 year	-9.82%	-8.88%	-0.94%
Max Drawdown (3Y) Largest decline over 3 years	-19.85%	-18.76%	-1.09%
Max Drawdown (5Y) Largest decline over 5 years	-25.04%	-24.50%	-0.54%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.72%	—
Current Drawdown Current decline from peak	-3.32%	-3.17%	-0.15%
Average Drawdown Average peak-to-trough decline	-5.98%	-9.04%	+3.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.42%	1.98%	+0.44%

Volatility

AESR vs. SPY - Volatility Comparison

Anfield U.S. Equity Sector Rotation ETF (AESR) has a higher volatility of 9.07% compared to State Street SPDR S&P 500 ETF (SPY) at 4.87%. This indicates that AESR's price experiences larger fluctuations and is considered to be riskier than SPY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AESR	SPY	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.07%	4.87%	+4.20%
Volatility (6M) Calculated over the trailing 6-month period	15.09%	9.85%	+5.24%
Volatility (1Y) Calculated over the trailing 1-year period	18.23%	12.50%	+5.73%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.21%	17.15%	+1.06%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.63%	17.95%	+2.68%

AESR vs. SPY - Expense Ratio Comparison

AESR has a 1.46% expense ratio, which is higher than SPY's 0.09% expense ratio.

Dividends

AESR vs. SPY - Dividend Comparison

AESR's dividend yield for the trailing twelve months is around 19.39%, more than SPY's 1.03% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AESR Anfield U.S. Equity Sector Rotation ETF	19.39%	23.02%	0.17%	0.33%	0.73%	6.59%	1.06%	0.33%	0.00%	0.00%	0.00%	0.00%
SPY State Street SPDR S&P 500 ETF	1.03%	1.07%	1.21%	1.40%	1.65%	1.20%	1.52%	1.75%	2.04%	1.80%	2.03%	2.06%

Frequently Asked Questions

Can I hold both AESR and SPY in my portfolio?

With a correlation of 0.90, AESR and SPY move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, AESR or SPY?

AESR has higher volatility (9.07%) compared to SPY (4.87%). In terms of maximum drawdown, AESR dropped -31.06% vs SPY's -55.19%.

Which ETF is better, AESR or SPY?

On 5-year performance, AESR leads with 14.60% vs 13.05% for SPY. On fees, SPY is cheaper at 0.09% per year. On volatility, SPY has been the lower-risk option at 4.87%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, AESR or SPY?

Over the 5-year period, AESR has performed better with a 14.60% return vs 13.05%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, AESR or SPY?

SPY is cheaper with a 0.09% expense ratio, compared with 1.46% for AESR.

Which ETF pays a higher dividend yield, AESR or SPY?

AESR has the higher dividend yield at 19.39%, compared with 1.03% for SPY.

What is the main difference between AESR and SPY?

AESR is categorized as Large Cap Growth Equities, while SPY is S&P 500. They also come from different issuers: Regents Park Funds and State Street. Their fees differ too: 1.46% for AESR and 0.09% for SPY.

Which has better risk-adjusted returns?

SPY currently has the higher Sharpe Ratio (1.90 vs 1.86), 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.