CTEK.L vs. BUGG.L

Last updated Jul 16, 2026

CTEK.L (Global X CleanTech UCITS ETF USD (Acc)) and BUGG.L (Global X Cybersecurity UCITS ETF USD Accumulating) are both exchange-traded funds - CTEK.L is a Alternative Energy Equities fund tracking the Indxx Global CleanTech v2 Index, while BUGG.L is a Technology Equities fund tracking the MSCI World/Information Tech NR USD. Both are passively managed. Over the past 3 years, CTEK.L returned -5.57%/yr vs 19.97%/yr for BUGG.L. At a 0.47 correlation, their price movements are largely independent. Both charge a 0.50% expense ratio.

Performance

CTEK.L vs. BUGG.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X CleanTech UCITS ETF USD (Acc) (CTEK.L) and Global X Cybersecurity UCITS ETF USD Accumulating (BUGG.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, CTEK.L achieves a 11.69% return, which is significantly lower than BUGG.L's 35.79% return.

CTEK.L

• 1D: -0.57%
• 1M: -13.91%
• 6M: 0.34%
• YTD: 11.69%
• 1Y: 48.73%
• 3Y*: -5.57%
• 5Y*: —
• 10Y*: —

BUGG.L

• 1D: 0.00%
• 1M: 20.81%
• 6M: 37.76%
• YTD: 35.79%
• 1Y: 18.72%
• 3Y*: 19.97%
• 5Y*: —
• 10Y*: —

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

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

	2026 (YTD)	2025	2024	2023	2022	2021
CTEK.L Global X CleanTech UCITS ETF USD (Acc)	11.69%	53.41%	-33.55%	-21.76%	-17.31%	-19.38%
BUGG.L Global X Cybersecurity UCITS ETF USD Accumulating	35.79%	-4.71%	9.35%	43.23%	-34.89%	-29.95%

Correlation

The correlation between CTEK.L and BUGG.L is 0.32, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.32
Correlation (3Y) Calculated over the trailing 3-year period	0.39
Correlation (All Time) Calculated using the full available price history since Nov 16, 2021	0.47

The correlation between CTEK.L and BUGG.L shifts across timeframes, from 0.32 (1 year) to 0.47 (all time), reflecting how their relationship changes across market environments.

Return for Risk

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

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

CTEK.L

CTEK.L Risk / Return Rank: 43
CTEK.L Sharpe Ratio Rank: 45
CTEK.L Sortino Ratio Rank: 44
CTEK.L Omega Ratio Rank: 40
CTEK.L Calmar Ratio Rank: 46
CTEK.L Martin Ratio Rank: 42

BUGG.L

BUGG.L Risk / Return Rank: 19
BUGG.L Sharpe Ratio Rank: 21
BUGG.L Sortino Ratio Rank: 21
BUGG.L Omega Ratio Rank: 23
BUGG.L Calmar Ratio Rank: 17
BUGG.L Martin Ratio Rank: 15

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.

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

This table presents a comparison of risk-adjusted performance metrics for Global X CleanTech UCITS ETF USD (Acc) (CTEK.L) and Global X Cybersecurity UCITS ETF USD Accumulating (BUGG.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.

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.

	CTEK.L	BUGG.L	Difference
Sharpe ratio: Return per unit of total volatility	1.32	0.59	+0.73
Sortino ratio: Return per unit of downside risk	1.87	1.01	+0.86
Omega ratio: Gain probability vs. loss probability	1.22	1.13	+0.09
Calmar ratio: Return relative to maximum drawdown	1.92	0.54	+1.38
Martin ratio: Return relative to average drawdown	5.45	1.16	+4.28

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

The current CTEK.L Sharpe Ratio is 1.32, which is higher than the BUGG.L Sharpe Ratio of 0.59. The chart below compares the historical Sharpe Ratios of CTEK.L and BUGG.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.

Drawdowns

CTEK.L vs. BUGG.L - Drawdown Comparison

The maximum CTEK.L drawdown since its inception was -73.85%, which is greater than BUGG.L's maximum drawdown of -55.50%. Use the drawdown chart below to compare losses from any high point for CTEK.L and BUGG.L.

Drawdown Indicators

	CTEK.L	BUGG.L	Difference
Max Drawdown Largest peak-to-trough decline	-73.85%	-55.50%	-18.35%
Max Drawdown (1Y) Largest decline over 1 year	-26.44%	-34.90%	+8.46%
Max Drawdown (3Y) Largest decline over 3 years	-63.73%	-36.84%	-26.89%
Current Drawdown Current decline from peak	-40.61%	-7.57%	-33.04%
Average Drawdown Average peak-to-trough decline	-44.62%	-36.23%	-8.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.34%	16.15%	-6.81%

Volatility

CTEK.L vs. BUGG.L - Volatility Comparison

Global X CleanTech UCITS ETF USD (Acc) (CTEK.L) has a higher volatility of 13.41% compared to Global X Cybersecurity UCITS ETF USD Accumulating (BUGG.L) at 10.97%. This indicates that CTEK.L's price experiences larger fluctuations and is considered to be riskier than BUGG.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CTEK.L	BUGG.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	13.41%	10.97%	+2.44%
Volatility (6M) Calculated over the trailing 6-month period	28.55%	28.64%	-0.09%
Volatility (1Y) Calculated over the trailing 1-year period	38.49%	32.07%	+6.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	36.95%	30.95%	+6.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.95%	30.95%	+6.00%

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

Both CTEK.L and BUGG.L have an expense ratio of 0.50%.

Dividends

CTEK.L vs. BUGG.L - Dividend Comparison

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

Tickers have no history of dividend payments

Frequently Asked Questions

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

CTEK.L and BUGG.L have a correlation of 0.32, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

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

Both ETFs have the same 0.50% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

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

CTEK.L and BUGG.L have the same expense ratio: 0.50% per year.

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

CTEK.L is categorized as Alternative Energy Equities, while BUGG.L is Technology Equities. CTEK.L tracks Indxx Global CleanTech v2 Index, while BUGG.L tracks MSCI World/Information Tech NR USD.