AIAI.L vs. GXLK.L

Last updated Jun 5, 2026

AIAI.L (L&G Artificial Intelligence UCITS ETF) and GXLK.L (SPDR S&P US Technology Select Sector UCITS ETF) are both Technology Equities funds tracking the MSCI World/Information Tech NR USD, from Legal & General and State Street respectively. Both are passively managed. Over the past 3 years, AIAI.L returned 38.01%/yr vs 29.77%/yr for GXLK.L. A 0.80 correlation means they provide meaningful diversification when combined. AIAI.L charges 0.49%/yr vs 0.15%/yr for GXLK.L.

Performance

AIAI.L vs. GXLK.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in L&G Artificial Intelligence UCITS ETF (AIAI.L) and SPDR S&P US Technology Select Sector UCITS ETF (GXLK.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, AIAI.L achieves a 42.35% return, which is significantly higher than GXLK.L's 23.08% return.

AIAI.L

• 1D: -1.83%
• 1M: 18.80%
• YTD: 42.35%
• 6M: 39.03%
• 1Y: 75.99%
• 3Y*: 38.01%
• 5Y*: 18.10%
• 10Y*: —

GXLK.L

• 1D: -2.00%
• 1M: 10.61%
• YTD: 23.08%
• 6M: 22.29%
• 1Y: 51.19%
• 3Y*: 29.77%
• 5Y*: —
• 10Y*: —

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

AIAI.L vs. GXLK.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
AIAI.L L&G Artificial Intelligence UCITS ETF	42.35%	30.30%	18.45%	59.58%	-30.89%
GXLK.L SPDR S&P US Technology Select Sector UCITS ETF	23.08%	24.63%	22.65%	56.14%	-22.69%

Correlation

The correlation between AIAI.L and GXLK.L is 0.79, 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	0.79
Correlation (3Y) Calculated over the trailing 3-year period	0.79
Correlation (All Time) Calculated using the full available price history since Apr 5, 2022	0.80

The correlation between AIAI.L and GXLK.L has been stable across timeframes, ranging from 0.79 to 0.80 - a consistent structural relationship.

Return for Risk

AIAI.L vs. GXLK.L — Risk / Return Rank

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

AIAI.L

AIAI.L Risk / Return Rank: 83
AIAI.L Sharpe Ratio Rank: 89
AIAI.L Sortino Ratio Rank: 83
AIAI.L Omega Ratio Rank: 78
AIAI.L Calmar Ratio Rank: 86
AIAI.L Martin Ratio Rank: 77

GXLK.L

GXLK.L Risk / Return Rank: 72
GXLK.L Sharpe Ratio Rank: 85
GXLK.L Sortino Ratio Rank: 80
GXLK.L Omega Ratio Rank: 78
GXLK.L Calmar Ratio Rank: 66
GXLK.L Martin Ratio Rank: 50

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.

AIAI.L vs. GXLK.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for L&G Artificial Intelligence UCITS ETF (AIAI.L) and SPDR S&P US Technology Select Sector UCITS ETF (GXLK.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.

	AIAI.L	GXLK.L	Difference
Sharpe ratio: Return per unit of total volatility	3.00	2.64	+0.36
Sortino ratio: Return per unit of downside risk	3.68	3.48	+0.20
Omega ratio: Gain probability vs. loss probability	1.46	1.43	+0.03
Calmar ratio: Return relative to maximum drawdown	4.73	3.11	+1.62
Martin ratio: Return relative to average drawdown	14.60	9.30	+5.30
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AIAI.L vs. GXLK.L - Sharpe Ratio Comparison

The current AIAI.L Sharpe Ratio is 3.00, which is comparable to the GXLK.L Sharpe Ratio of 2.64. The chart below compares the historical Sharpe Ratios of AIAI.L and GXLK.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

	AIAI.L	GXLK.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.00	2.64	+0.36
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.63	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.77	0.78	-0.01

Drawdowns

AIAI.L vs. GXLK.L - Drawdown Comparison

The maximum AIAI.L drawdown since its inception was -49.61%, which is greater than GXLK.L's maximum drawdown of -28.06%. Use the drawdown chart below to compare losses from any high point for AIAI.L and GXLK.L.

Drawdown Indicators

	AIAI.L	GXLK.L	Difference
Max Drawdown Largest peak-to-trough decline	-49.61%	-28.06%	-21.55%
Max Drawdown (1Y) Largest decline over 1 year	-16.80%	-16.71%	-0.09%
Max Drawdown (3Y) Largest decline over 3 years	-29.96%	-27.01%	-2.95%
Max Drawdown (5Y) Largest decline over 5 years	-49.61%	—	—
Current Drawdown Current decline from peak	-1.83%	-3.06%	+1.23%
Average Drawdown Average peak-to-trough decline	-14.16%	-8.55%	-5.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.45%	5.61%	-0.16%

Volatility

AIAI.L vs. GXLK.L - Volatility Comparison

L&G Artificial Intelligence UCITS ETF (AIAI.L) has a higher volatility of 10.67% compared to SPDR S&P US Technology Select Sector UCITS ETF (GXLK.L) at 6.86%. This indicates that AIAI.L's price experiences larger fluctuations and is considered to be riskier than GXLK.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AIAI.L	GXLK.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.67%	6.86%	+3.81%
Volatility (6M) Calculated over the trailing 6-month period	20.49%	14.74%	+5.75%
Volatility (1Y) Calculated over the trailing 1-year period	26.55%	19.71%	+6.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.59%	27.80%	+0.79%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	28.81%	27.80%	+1.01%

AIAI.L vs. GXLK.L - Expense Ratio Comparison

AIAI.L has a 0.49% expense ratio, which is higher than GXLK.L's 0.15% expense ratio.

Dividends

AIAI.L vs. GXLK.L - Dividend Comparison

Neither AIAI.L nor GXLK.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both AIAI.L and GXLK.L in my portfolio?

AIAI.L and GXLK.L have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, AIAI.L or GXLK.L?

On fees, GXLK.L is cheaper at 0.15% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, AIAI.L or GXLK.L?

GXLK.L is cheaper with a 0.15% expense ratio, compared with 0.49% for AIAI.L.

What is the main difference between AIAI.L and GXLK.L?

Both ETFs track MSCI World/Information Tech NR USD. They also come from different issuers: Legal & General and State Street. Their fees differ too: 0.49% for AIAI.L and 0.15% for GXLK.L.