BTEC.L vs. BIGT.L
BTEC.L (iShares Nasdaq US Biotechnology UCITS ETF USD (Acc)) and BIGT.L (L&G Pharma Breakthrough UCITS ETF) are both Health & Biotech Equities funds - BTEC.L tracks the NASDAQ Biotechnology NET Index while BIGT.L tracks the NASDAQ Biotechnology TR USD. Both are passively managed. Over the past 5 years, BTEC.L returned 5.94%/yr vs 2.91%/yr for BIGT.L. A 0.79 correlation means they provide meaningful diversification when combined. BTEC.L charges 0.35%/yr vs 0.49%/yr for BIGT.L.
Performance
BTEC.L vs. BIGT.L - Performance Comparison
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Different Trading Currencies
BTEC.L is traded in USD, while BIGT.L is traded in GBp. To make them comparable, the BIGT.L values have been converted to USD using the latest available exchange rates.
Returns By Period
In the year-to-date period, BTEC.L achieves a 15.64% return, which is significantly higher than BIGT.L's 8.64% return.
BTEC.L
- 1D
- 0.42%
- 1M
- 8.47%
- 6M
- 14.00%
- YTD
- 15.64%
- 1Y
- 47.62%
- 3Y*
- 17.00%
- 5Y*
- 5.94%
- 10Y*
- —
BIGT.L
- 1D
- 0.10%
- 1M
- 7.20%
- 6M
- 9.91%
- YTD
- 8.64%
- 1Y
- 33.52%
- 3Y*
- 10.42%
- 5Y*
- 2.91%
- 10Y*
- —
BTEC.L vs. BIGT.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
BTEC.L iShares Nasdaq US Biotechnology UCITS ETF USD (Acc) | 15.64% | 32.96% | -2.04% | 6.22% | -11.92% | -0.49% | 27.40% | 25.57% | -13.84% |
BIGT.L L&G Pharma Breakthrough UCITS ETF | 8.64% | 36.62% | -4.77% | -10.38% | -8.29% | -3.19% | 27.69% | 13.86% | -34.10% |
Correlation
The correlation between BTEC.L and BIGT.L is 0.86, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.86 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.79 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.80 |
Correlation (All Time) Calculated using the full available price history since Jan 18, 2018 | 0.79 |
The correlation between BTEC.L and BIGT.L has been stable across timeframes, ranging from 0.79 to 0.86 - a consistent structural relationship.
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Return for Risk
BTEC.L vs. BIGT.L — Risk / Return Rank
BTEC.L
BIGT.L
BTEC.L vs. BIGT.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for iShares Nasdaq US Biotechnology UCITS ETF USD (Acc) (BTEC.L) and L&G Pharma Breakthrough UCITS ETF (BIGT.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.
| BTEC.L | BIGT.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.60 | ||
| Sortino ratioReturn per unit of downside risk | +0.82 | ||
| Omega ratioGain probability vs. loss probability | 1.37 | 1.29 | +0.08 |
| Calmar ratioReturn relative to maximum drawdown | 5.97 | 3.54 | +2.43 |
| Martin ratioReturn relative to average drawdown | 18.32 | 10.03 | +8.28 |
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Drawdowns
BTEC.L vs. BIGT.L - Drawdown Comparison
The maximum BTEC.L drawdown since its inception was -38.42%, smaller than the maximum BIGT.L drawdown of -44.71%. Use the drawdown chart below to compare losses from any high point for BTEC.L and BIGT.L.
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Drawdown Indicators
| BTEC.L | BIGT.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -38.42% | -44.71% | +6.29% |
Max Drawdown (1Y)Largest decline over 1 year | -7.94% | -9.42% | +1.48% |
Max Drawdown (3Y)Largest decline over 3 years | -26.74% | -26.49% | -0.25% |
Max Drawdown (5Y)Largest decline over 5 years | -38.42% | -33.82% | -4.60% |
Current DrawdownCurrent decline from peak | -3.51% | -5.54% | +2.03% |
Average DrawdownAverage peak-to-trough decline | -13.22% | -24.05% | +10.83% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.59% | 3.33% | -0.74% |
Volatility
BTEC.L vs. BIGT.L - Volatility Comparison
The current volatility for iShares Nasdaq US Biotechnology UCITS ETF USD (Acc) (BTEC.L) is 5.44%, while L&G Pharma Breakthrough UCITS ETF (BIGT.L) has a volatility of 5.85%. This indicates that BTEC.L experiences smaller price fluctuations and is considered to be less risky than BIGT.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BTEC.L | BIGT.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.44% | 5.85% | -0.41% |
Volatility (6M)Calculated over the trailing 6-month period | 15.67% | 15.02% | +0.65% |
Volatility (1Y)Calculated over the trailing 1-year period | 20.42% | 19.37% | +1.05% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.38% | 22.50% | -1.12% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.37% | 24.03% | -1.66% |
BTEC.L vs. BIGT.L - Expense Ratio Comparison
BTEC.L has a 0.35% expense ratio, which is lower than BIGT.L's 0.49% expense ratio.
Dividends
BTEC.L vs. BIGT.L - Dividend Comparison
Neither BTEC.L nor BIGT.L has paid dividends to shareholders.
Frequently Asked Questions
BTEC.L and BIGT.L have a correlation of 0.86, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, BTEC.L is cheaper at 0.35% per year. The better choice depends on whether you care most about return, fees, risk, or income.
BTEC.L is cheaper with a 0.35% expense ratio, compared with 0.49% for BIGT.L.
BTEC.L tracks NASDAQ Biotechnology NET Index, while BIGT.L tracks NASDAQ Biotechnology TR USD. They also come from different issuers: iShares and Legal & General. Their fees differ too: 0.35% for BTEC.L and 0.49% for BIGT.L.
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