FBTU.L vs. AINF.L

Last updated Apr 1, 2026

Compare and contrast key facts about First Trust NYSE Arca Biotechnology UCITS ETF Class A USD Accumulating (FBTU.L) and iShares AI Infrastructure UCITS ETF USD Accumulating (AINF.L).

FBTU.L and AINF.L are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. FBTU.L is managed by First Trust. AINF.L is managed by iShares.

Performance

FBTU.L vs. AINF.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in First Trust NYSE Arca Biotechnology UCITS ETF Class A USD Accumulating (FBTU.L) and iShares AI Infrastructure UCITS ETF USD Accumulating (AINF.L). The values are adjusted to include any dividend payments, if applicable.

FBTU.L vs. AINF.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024
FBTU.L First Trust NYSE Arca Biotechnology UCITS ETF Class A USD Accumulating	-5.44%	25.95%	-5.10%
AINF.L iShares AI Infrastructure UCITS ETF USD Accumulating	-2.81%	44.91%	-1.45%

Different Trading Currencies

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

Returns By Period

In the year-to-date period, FBTU.L achieves a -5.44% return, which is significantly lower than AINF.L's -2.81% return.

FBTU.L

• 1D: 2.87%
• 1M: -4.92%
• YTD: -5.44%
• 6M: 12.00%
• 1Y: 18.72%
• 3Y*: 8.81%
• 5Y*: 3.92%
• 10Y*: —

AINF.L

• 1D: 0.61%
• 1M: -7.84%
• YTD: -2.81%
• 6M: 6.90%
• 1Y: 58.03%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

FBTU.L vs. AINF.L - Expense Ratio Comparison

FBTU.L

First Trust NYSE Arca Biotechnology UCITS ETF Class A USD Accumulating

Return for Risk

FBTU.L vs. AINF.L — Risk / Return Rank

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

FBTU.L

FBTU.L Risk / Return Rank: 43
FBTU.L Sharpe Ratio Rank: 44
FBTU.L Sortino Ratio Rank: 45
FBTU.L Omega Ratio Rank: 39
FBTU.L Calmar Ratio Rank: 48
FBTU.L Martin Ratio Rank: 38

AINF.L

AINF.L Risk / Return Rank: 92
AINF.L Sharpe Ratio Rank: 92
AINF.L Sortino Ratio Rank: 92
AINF.L Omega Ratio Rank: 89
AINF.L Calmar Ratio Rank: 94
AINF.L Martin Ratio Rank: 92

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.

FBTU.L vs. AINF.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust NYSE Arca Biotechnology UCITS ETF Class A USD Accumulating (FBTU.L) and iShares AI Infrastructure UCITS ETF USD Accumulating (AINF.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.

	FBTU.L	AINF.L	Difference
Sharpe ratio Return per unit of total volatility	0.81	2.20	-1.39
Sortino ratio Return per unit of downside risk	1.26	2.85	-1.60
Omega ratio Gain probability vs. loss probability	1.16	1.38	-0.22
Calmar ratio Return relative to maximum drawdown	1.26	3.55	-2.29
Martin ratio Return relative to average drawdown	3.61	13.43	-9.82
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FBTU.L vs. AINF.L - Sharpe Ratio Comparison

The current FBTU.L Sharpe Ratio is 0.81, which is lower than the AINF.L Sharpe Ratio of 2.20. The chart below compares the historical Sharpe Ratios of FBTU.L and AINF.L, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	FBTU.L	AINF.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.81	2.20	-1.39
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.19	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.16	1.07	-0.91

Correlation

The correlation between FBTU.L and AINF.L is 0.41, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

FBTU.L vs. AINF.L - Dividend Comparison

Neither FBTU.L nor AINF.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Drawdowns

FBTU.L vs. AINF.L - Drawdown Comparison

The maximum FBTU.L drawdown since its inception was -33.73%, which is greater than AINF.L's maximum drawdown of -28.05%. Use the drawdown chart below to compare losses from any high point for FBTU.L and AINF.L.

Drawdown Indicators

	FBTU.L	AINF.L	Difference
Max Drawdown Largest peak-to-trough decline	-33.73%	-28.79%	-4.94%
Max Drawdown (1Y) Largest decline over 1 year	-15.22%	-13.54%	-1.68%
Max Drawdown (5Y) Largest decline over 5 years	-29.97%	—	—
Current Drawdown Current decline from peak	-11.52%	-7.70%	-3.82%
Average Drawdown Average peak-to-trough decline	-13.30%	-5.59%	-7.71%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.00%	3.89%	+1.11%

Volatility

FBTU.L vs. AINF.L - Volatility Comparison

First Trust NYSE Arca Biotechnology UCITS ETF Class A USD Accumulating (FBTU.L) and iShares AI Infrastructure UCITS ETF USD Accumulating (AINF.L) have volatilities of 7.43% and 7.38%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FBTU.L	AINF.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.43%	7.38%	+0.05%
Volatility (6M) Calculated over the trailing 6-month period	14.90%	17.25%	-2.35%
Volatility (1Y) Calculated over the trailing 1-year period	22.95%	26.28%	-3.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.73%	26.53%	-5.80%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.25%	26.53%	-5.28%