BUGG.L vs. XLKS.L

Last updated Jun 5, 2026

BUGG.L (Global X Cybersecurity UCITS ETF USD Accumulating) and XLKS.L (Invesco Technology S&P US Select Sector UCITS ETF Acc) are both Technology Equities funds - BUGG.L tracks the MSCI World/Information Tech NR USD while XLKS.L tracks the S&P® Select Sector Capped 20% Technology Index. Both are passively managed. Over the past 3 years, BUGG.L returned 12.51%/yr vs 33.26%/yr for XLKS.L. A 0.57 correlation means they provide meaningful diversification when combined. BUGG.L charges 0.50%/yr vs 0.14%/yr for XLKS.L.

Performance

BUGG.L vs. XLKS.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in Global X Cybersecurity UCITS ETF USD Accumulating (BUGG.L) and Invesco Technology S&P US Select Sector UCITS ETF Acc (XLKS.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

BUGG.L is traded in GBP, while XLKS.L is traded in USD. To make them comparable, the XLKS.L values have been converted to GBP using the latest available exchange rates.

Returns By Period

In the year-to-date period, BUGG.L achieves a 18.95% return, which is significantly lower than XLKS.L's 24.03% return.

BUGG.L

• 1D: -1.62%
• 1M: 32.12%
• YTD: 18.95%
• 6M: 13.63%
• 1Y: 2.82%
• 3Y*: 12.51%
• 5Y*: —
• 10Y*: —

XLKS.L

• 1D: -2.32%
• 1M: 14.28%
• YTD: 24.03%
• 6M: 22.23%
• 1Y: 54.41%
• 3Y*: 33.26%
• 5Y*: 26.61%
• 10Y*: 27.23%

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

BUGG.L vs. XLKS.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
BUGG.L Global X Cybersecurity UCITS ETF USD Accumulating	18.95%	-11.39%	11.20%	36.05%	-27.30%	-5.56%
XLKS.L Invesco Technology S&P US Select Sector UCITS ETF Acc	24.03%	15.38%	44.20%	52.61%	-20.70%	2.97%

Correlation

The correlation between BUGG.L and XLKS.L is 0.46, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.46
Correlation (3Y) Calculated over the trailing 3-year period	0.54
Correlation (All Time) Calculated using the full available price history since Nov 19, 2021	0.57

The correlation between BUGG.L and XLKS.L shifts across timeframes, from 0.46 (1 year) to 0.57 (all time), reflecting how their relationship changes across market environments.

Return for Risk

BUGG.L vs. XLKS.L — Risk / Return Rank

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

BUGG.L

BUGG.L Risk / Return Rank: 11
BUGG.L Sharpe Ratio Rank: 11
BUGG.L Sortino Ratio Rank: 11
BUGG.L Omega Ratio Rank: 12
BUGG.L Calmar Ratio Rank: 10
BUGG.L Martin Ratio Rank: 10

XLKS.L

XLKS.L Risk / Return Rank: 70
XLKS.L Sharpe Ratio Rank: 81
XLKS.L Sortino Ratio Rank: 77
XLKS.L Omega Ratio Rank: 72
XLKS.L Calmar Ratio Rank: 63
XLKS.L Martin Ratio Rank: 55

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.

BUGG.L vs. XLKS.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Cybersecurity UCITS ETF USD Accumulating (BUGG.L) and Invesco Technology S&P US Select Sector UCITS ETF Acc (XLKS.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.

	BUGG.L	XLKS.L	Difference
Sharpe ratio: Return per unit of total volatility	0.09	2.68	-2.58
Sortino ratio: Return per unit of downside risk	0.34	3.44	-3.10
Omega ratio: Gain probability vs. loss probability	1.05	1.44	-0.39
Calmar ratio: Return relative to maximum drawdown	0.08	3.20	-3.12
Martin ratio: Return relative to average drawdown	0.17	8.18	-8.02
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BUGG.L vs. XLKS.L - Sharpe Ratio Comparison

The current BUGG.L Sharpe Ratio is 0.09, which is lower than the XLKS.L Sharpe Ratio of 2.68. The chart below compares the historical Sharpe Ratios of BUGG.L and XLKS.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

	BUGG.L	XLKS.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.09	2.68	-2.58
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.16	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	1.23	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.07	1.10	-1.03

Drawdowns

BUGG.L vs. XLKS.L - Drawdown Comparison

The maximum BUGG.L drawdown since its inception was -40.14%, which is greater than XLKS.L's maximum drawdown of -28.80%. Use the drawdown chart below to compare losses from any high point for BUGG.L and XLKS.L.

Drawdown Indicators

	BUGG.L	XLKS.L	Difference
Max Drawdown Largest peak-to-trough decline	-40.14%	-28.80%	-11.34%
Max Drawdown (1Y) Largest decline over 1 year	-36.02%	-16.92%	-19.10%
Max Drawdown (3Y) Largest decline over 3 years	-40.14%	-28.80%	-11.34%
Max Drawdown (5Y) Largest decline over 5 years	—	-28.80%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-28.80%	—
Current Drawdown Current decline from peak	-6.67%	-2.80%	-3.87%
Average Drawdown Average peak-to-trough decline	-15.07%	-4.71%	-10.36%
Ulcer Index Depth and duration of drawdowns from previous peaks	16.98%	6.63%	+10.35%

Volatility

BUGG.L vs. XLKS.L - Volatility Comparison

Global X Cybersecurity UCITS ETF USD Accumulating (BUGG.L) has a higher volatility of 14.26% compared to Invesco Technology S&P US Select Sector UCITS ETF Acc (XLKS.L) at 7.55%. This indicates that BUGG.L's price experiences larger fluctuations and is considered to be riskier than XLKS.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	BUGG.L	XLKS.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.26%	7.55%	+6.71%
Volatility (6M) Calculated over the trailing 6-month period	26.41%	15.35%	+11.06%
Volatility (1Y) Calculated over the trailing 1-year period	29.70%	20.23%	+9.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	30.35%	23.02%	+7.33%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.35%	22.09%	+8.26%

BUGG.L vs. XLKS.L - Expense Ratio Comparison

BUGG.L has a 0.50% expense ratio, which is higher than XLKS.L's 0.14% expense ratio.

Dividends

BUGG.L vs. XLKS.L - Dividend Comparison

Neither BUGG.L nor XLKS.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both BUGG.L and XLKS.L in my portfolio?

BUGG.L and XLKS.L have a correlation of 0.46, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, BUGG.L or XLKS.L?

On fees, XLKS.L is cheaper at 0.14% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BUGG.L or XLKS.L?

XLKS.L is cheaper with a 0.14% expense ratio, compared with 0.50% for BUGG.L.

What is the main difference between BUGG.L and XLKS.L?

BUGG.L tracks MSCI World/Information Tech NR USD, while XLKS.L tracks S&P® Select Sector Capped 20% Technology Index. They also come from different issuers: Global X and Invesco. Their fees differ too: 0.50% for BUGG.L and 0.14% for XLKS.L.