S5EE.L vs. BYBU.L

Last updated Jun 5, 2026

S5EE.L (UBS S&P 500 ESG Elite UCITS ETF USD acc) and BYBU.L (Amundi S&P 500 Buyback ETF-C USD) are both S&P 500 funds - S5EE.L tracks the S&P 500 Elite ESG Index USD while BYBU.L tracks the S&P 500 Buyback NTR. Both are passively managed. Over the past 5 years, S5EE.L returned 15.95%/yr vs 11.35%/yr for BYBU.L. At a 0.48 correlation, their price movements are largely independent. Both charge a 0.15% expense ratio.

Performance

S5EE.L vs. BYBU.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in UBS S&P 500 ESG Elite UCITS ETF USD acc (S5EE.L) and Amundi S&P 500 Buyback ETF-C USD (BYBU.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

S5EE.L is traded in GBp, while BYBU.L is traded in USD. To make them comparable, the BYBU.L values have been converted to GBp using the latest available exchange rates.

Returns By Period

In the year-to-date period, S5EE.L achieves a 20.24% return, which is significantly higher than BYBU.L's 8.62% return.

S5EE.L

• 1D: -0.09%
• 1M: 11.63%
• YTD: 20.24%
• 6M: 22.26%
• 1Y: 43.29%
• 3Y*: 21.33%
• 5Y*: 15.95%
• 10Y*: —

BYBU.L

• 1D: 0.96%
• 1M: 5.72%
• YTD: 8.62%
• 6M: 9.17%
• 1Y: 23.84%
• 3Y*: 15.72%
• 5Y*: 11.35%
• 10Y*: —

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

S5EE.L vs. BYBU.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
S5EE.L UBS S&P 500 ESG Elite UCITS ETF USD acc	20.24%	11.67%	20.01%	22.12%	-9.72%	28.03%
BYBU.L Amundi S&P 500 Buyback ETF-C USD	8.62%	9.02%	16.67%	10.84%	-3.19%	20.36%

Correlation

The correlation between S5EE.L and BYBU.L is 0.59, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.59
Correlation (3Y) Calculated over the trailing 3-year period	0.50
Correlation (5Y) Calculated over the trailing 5-year period	0.48
Correlation (All Time) Calculated using the full available price history since Mar 15, 2021	0.48

The correlation between S5EE.L and BYBU.L shifts across timeframes, from 0.48 (5 years) to 0.59 (1 year), reflecting how their relationship changes across market environments.

S5EE.L vs. BYBU.L - Sectors Allocation Comparison

Sectors	S5EE.L	BYBU.L
Technology	48.5%	22.4%
Financial Services	16.0%	27.9%
Healthcare	11.3%	7.5%
Industrials	9.0%	9.0%
Consumer Cyclical	4.5%	15.8%
Consumer Defensive	3.1%	3.7%
Real Estate	2.7%	3.0%
Communication Services	2.7%	4.6%
Basic Materials	2.3%	3.1%
Energy	-	5.2%
Utilities	-	0.9%

Return for Risk

S5EE.L vs. BYBU.L — Risk / Return Rank

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

S5EE.L

S5EE.L Risk / Return Rank: 92
S5EE.L Sharpe Ratio Rank: 94
S5EE.L Sortino Ratio Rank: 94
S5EE.L Omega Ratio Rank: 94
S5EE.L Calmar Ratio Rank: 88
S5EE.L Martin Ratio Rank: 88

BYBU.L

BYBU.L Risk / Return Rank: 65
BYBU.L Sharpe Ratio Rank: 57
BYBU.L Sortino Ratio Rank: 62
BYBU.L Omega Ratio Rank: 54
BYBU.L Calmar Ratio Rank: 83
BYBU.L 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.

S5EE.L vs. BYBU.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for UBS S&P 500 ESG Elite UCITS ETF USD acc (S5EE.L) and Amundi S&P 500 Buyback ETF-C USD (BYBU.L). 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.

	S5EE.L	BYBU.L	Difference
Sharpe ratio: Return per unit of total volatility	3.65	1.97	+1.68
Sortino ratio: Return per unit of downside risk	4.93	2.73	+2.20
Omega ratio: Gain probability vs. loss probability	1.65	1.34	+0.31
Calmar ratio: Return relative to maximum drawdown	5.00	4.69	+0.32
Martin ratio: Return relative to average drawdown	18.76	13.40	+5.36
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

S5EE.L vs. BYBU.L - Sharpe Ratio Comparison

The current S5EE.L Sharpe Ratio is 3.65, which is higher than the BYBU.L Sharpe Ratio of 1.97. The chart below compares the historical Sharpe Ratios of S5EE.L and BYBU.L, 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

	S5EE.L	BYBU.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.65	1.97	+1.68
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.08	0.98	+0.10
Sharpe Ratio (All Time) Calculated using the full available price history	1.17	1.22	-0.05

Drawdowns

S5EE.L vs. BYBU.L - Drawdown Comparison

The maximum S5EE.L drawdown since its inception was -20.25%, smaller than the maximum BYBU.L drawdown of -23.51%. Use the drawdown chart below to compare losses from any high point for S5EE.L and BYBU.L.

Drawdown Indicators

	S5EE.L	BYBU.L	Difference
Max Drawdown Largest peak-to-trough decline	-20.25%	-23.51%	+3.26%
Max Drawdown (1Y) Largest decline over 1 year	-8.61%	-5.06%	-3.55%
Max Drawdown (3Y) Largest decline over 3 years	-20.25%	-20.81%	+0.56%
Max Drawdown (5Y) Largest decline over 5 years	-20.25%	-20.81%	+0.56%
Current Drawdown Current decline from peak	-0.09%	0.00%	-0.09%
Average Drawdown Average peak-to-trough decline	-3.79%	-4.19%	+0.40%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.30%	1.78%	+0.52%

Volatility

S5EE.L vs. BYBU.L - Volatility Comparison

UBS S&P 500 ESG Elite UCITS ETF USD acc (S5EE.L) has a higher volatility of 3.63% compared to Amundi S&P 500 Buyback ETF-C USD (BYBU.L) at 3.26%. This indicates that S5EE.L's price experiences larger fluctuations and is considered to be riskier than BYBU.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	S5EE.L	BYBU.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.63%	3.26%	+0.37%
Volatility (6M) Calculated over the trailing 6-month period	8.78%	8.60%	+0.18%
Volatility (1Y) Calculated over the trailing 1-year period	11.81%	12.07%	-0.26%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.75%	20.07%	-5.32%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.63%	25.20%	-10.57%

S5EE.L vs. BYBU.L - Expense Ratio Comparison

Both S5EE.L and BYBU.L have an expense ratio of 0.15%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

S5EE.L vs. BYBU.L - Dividend Comparison

Neither S5EE.L nor BYBU.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both S5EE.L and BYBU.L in my portfolio?

S5EE.L and BYBU.L have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, S5EE.L or BYBU.L?

Both ETFs have the same 0.15% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, S5EE.L or BYBU.L?

S5EE.L and BYBU.L have the same expense ratio: 0.15% per year.

What is the main difference between S5EE.L and BYBU.L?

S5EE.L tracks S&P 500 Elite ESG Index USD, while BYBU.L tracks S&P 500 Buyback NTR. They also come from different issuers: UBS and Amundi.