BTEK.L vs. BTEE.L

Last updated Jun 5, 2026

BTEK.L (iShares Nasdaq US Biotechnology UCITS ETF) and BTEE.L (iShares Nasdaq US Biotechnology UCITS ETF USD (Dist)) are both Health & Biotech Equities funds from iShares tracking the NASDAQ Biotechnology TR USD. Both are passively managed. Over the past 5 years, BTEK.L returned 5.85%/yr vs 5.84%/yr for BTEE.L. With a 0.96 correlation, they move nearly in lockstep. Both charge a 0.35% expense ratio.

Performance

BTEK.L vs. BTEE.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares Nasdaq US Biotechnology UCITS ETF (BTEK.L) and iShares Nasdaq US Biotechnology UCITS ETF USD (Dist) (BTEE.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

The year-to-date returns for both investments are quite close, with BTEK.L having a 4.86% return and BTEE.L slightly higher at 5.01%.

BTEK.L

• 1D: 3.56%
• 1M: 2.25%
• YTD: 4.86%
• 6M: 2.70%
• 1Y: 43.15%
• 3Y*: 10.19%
• 5Y*: 5.85%
• 10Y*: —

BTEE.L

• 1D: 3.30%
• 1M: 2.09%
• YTD: 5.01%
• 6M: 2.46%
• 1Y: 42.82%
• 3Y*: 10.28%
• 5Y*: 5.84%
• 10Y*: —

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

BTEK.L vs. BTEE.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
BTEK.L iShares Nasdaq US Biotechnology UCITS ETF	4.86%	23.81%	-0.32%	0.33%	-1.55%	0.90%	23.11%	21.63%	-7.71%
BTEE.L iShares Nasdaq US Biotechnology UCITS ETF USD (Dist)	5.01%	23.36%	0.03%	0.55%	-1.41%	0.37%	23.80%	20.78%	-7.80%

Correlation

The correlation between BTEK.L and BTEE.L is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.97
Correlation (3Y) Calculated over the trailing 3-year period	0.97
Correlation (5Y) Calculated over the trailing 5-year period	0.96
Correlation (All Time) Calculated using the full available price history since Mar 9, 2018	0.96

The correlation between BTEK.L and BTEE.L has been stable across timeframes, ranging from 0.96 to 0.97 - a consistent structural relationship.

BTEK.L vs. BTEE.L - Sectors Allocation Comparison

Sectors	BTEK.L	BTEE.L
Healthcare	100.0%	100.0%
Basic Materials	-	-
Communication Services	-	-
Consumer Cyclical	-	-
Consumer Defensive	-	-
Energy	-	-
Financial Services	-	-
Industrials	-	-
Real Estate	-	-
Technology	-	-
Utilities	-	-

Return for Risk

BTEK.L vs. BTEE.L — Risk / Return Rank

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

BTEK.L

BTEK.L Risk / Return Rank: 76
BTEK.L Sharpe Ratio Rank: 70
BTEK.L Sortino Ratio Rank: 70
BTEK.L Omega Ratio Rank: 63
BTEK.L Calmar Ratio Rank: 92
BTEK.L Martin Ratio Rank: 85

BTEE.L

BTEE.L Risk / Return Rank: 72
BTEE.L Sharpe Ratio Rank: 64
BTEE.L Sortino Ratio Rank: 66
BTEE.L Omega Ratio Rank: 57
BTEE.L Calmar Ratio Rank: 89
BTEE.L Martin Ratio Rank: 83

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.

BTEK.L vs. BTEE.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Nasdaq US Biotechnology UCITS ETF (BTEK.L) and iShares Nasdaq US Biotechnology UCITS ETF USD (Dist) (BTEE.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.

	BTEK.L	BTEE.L	Difference
Sharpe ratio: Return per unit of total volatility	2.24	2.17	+0.07
Sortino ratio: Return per unit of downside risk	3.13	3.00	+0.14
Omega ratio: Gain probability vs. loss probability	1.38	1.36	+0.01
Calmar ratio: Return relative to maximum drawdown	6.23	6.09	+0.14
Martin ratio: Return relative to average drawdown	17.55	17.42	+0.14
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

BTEK.L vs. BTEE.L - Sharpe Ratio Comparison

The current BTEK.L Sharpe Ratio is 2.24, which is comparable to the BTEE.L Sharpe Ratio of 2.17. The chart below compares the historical Sharpe Ratios of BTEK.L and BTEE.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

	BTEK.L	BTEE.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.24	2.17	+0.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.29	0.28	+0.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.31	0.32	-0.01

Drawdowns

BTEK.L vs. BTEE.L - Drawdown Comparison

The maximum BTEK.L drawdown since its inception was -30.86%, roughly equal to the maximum BTEE.L drawdown of -30.88%. Use the drawdown chart below to compare losses from any high point for BTEK.L and BTEE.L.

Drawdown Indicators

	BTEK.L	BTEE.L	Difference
Max Drawdown Largest peak-to-trough decline	-30.86%	-30.88%	+0.02%
Max Drawdown (1Y) Largest decline over 1 year	-6.89%	-7.00%	+0.11%
Max Drawdown (3Y) Largest decline over 3 years	-26.34%	-26.47%	+0.13%
Max Drawdown (5Y) Largest decline over 5 years	-30.86%	-30.88%	+0.02%
Current Drawdown Current decline from peak	-1.86%	-1.76%	-0.10%
Average Drawdown Average peak-to-trough decline	-10.04%	-10.12%	+0.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.45%	2.45%	0.00%

Volatility

BTEK.L vs. BTEE.L - Volatility Comparison

iShares Nasdaq US Biotechnology UCITS ETF (BTEK.L) and iShares Nasdaq US Biotechnology UCITS ETF USD (Dist) (BTEE.L) have volatilities of 6.91% and 7.01%, 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

	BTEK.L	BTEE.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.91%	7.01%	-0.10%
Volatility (6M) Calculated over the trailing 6-month period	14.67%	15.10%	-0.43%
Volatility (1Y) Calculated over the trailing 1-year period	19.14%	19.60%	-0.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.08%	20.72%	-0.64%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.71%	22.42%	-0.71%

BTEK.L vs. BTEE.L - Expense Ratio Comparison

Both BTEK.L and BTEE.L have an expense ratio of 0.35%.

Dividends

BTEK.L vs. BTEE.L - Dividend Comparison

BTEK.L has not paid dividends to shareholders, while BTEE.L's dividend yield for the trailing twelve months is around 0.36%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
BTEE.L iShares Nasdaq US Biotechnology UCITS ETF USD (Dist)	0.36%	0.37%	0.46%	0.39%	0.44%	0.25%	0.17%	0.14%	0.07%
BTEK.L iShares Nasdaq US Biotechnology UCITS ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both BTEK.L and BTEE.L in my portfolio?

With a correlation of 0.97, BTEK.L and BTEE.L move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, BTEK.L or BTEE.L?

Both ETFs have the same 0.35% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, BTEK.L or BTEE.L?

BTEK.L and BTEE.L have the same expense ratio: 0.35% per year.

What is the main difference between BTEK.L and BTEE.L?

Both ETFs track NASDAQ Biotechnology TR USD.