BIGT.L vs. AGED.L
BIGT.L (L&G Pharma Breakthrough UCITS ETF) and AGED.L (iShares Ageing Population UCITS ETF USD (Acc)) are both exchange-traded funds - BIGT.L is a Health & Biotech Equities fund tracking the NASDAQ Biotechnology TR USD, while AGED.L is a Global Equities fund tracking the Stoxx Global Ageing Population Net USD Index. Both are passively managed. Over the past 5 years, BIGT.L returned 3.20%/yr vs 7.11%/yr for AGED.L. A 0.65 correlation means they provide meaningful diversification when combined. BIGT.L charges 0.49%/yr vs 0.40%/yr for AGED.L.
Performance
BIGT.L vs. AGED.L - Performance Comparison
Loading charts...
Different Trading Currencies
BIGT.L is traded in GBp, while AGED.L is traded in USD. To make them comparable, the AGED.L values have been converted to GBp using the latest available exchange rates.
Returns By Period
In the year-to-date period, BIGT.L achieves a 7.76% return, which is significantly lower than AGED.L's 10.73% return.
BIGT.L
- 1D
- -1.28%
- 1M
- 7.11%
- 6M
- 6.84%
- YTD
- 7.76%
- 1Y
- 33.20%
- 3Y*
- 9.77%
- 5Y*
- 3.20%
- 10Y*
- —
AGED.L
- 1D
- 0.00%
- 1M
- 4.73%
- 6M
- 9.02%
- YTD
- 10.73%
- 1Y
- 24.73%
- 3Y*
- 14.44%
- 5Y*
- 7.11%
- 10Y*
- —
BIGT.L vs. AGED.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
BIGT.L L&G Pharma Breakthrough UCITS ETF | 7.76% | 27.03% | -3.16% | -14.88% | 2.68% | -2.30% | 23.89% | 9.47% | -28.12% |
AGED.L iShares Ageing Population UCITS ETF USD (Acc) | 10.73% | 17.72% | 9.74% | 3.58% | -4.09% | 5.60% | 9.96% | 14.93% | -9.27% |
Correlation
The correlation between BIGT.L and AGED.L is 0.60, 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 | 0.60 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.58 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.62 |
Correlation (All Time) Calculated using the full available price history since Jan 18, 2018 | 0.65 |
The correlation between BIGT.L and AGED.L has been stable across timeframes, ranging from 0.58 to 0.65 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
BIGT.L vs. AGED.L — Risk / Return Rank
BIGT.L
AGED.L
BIGT.L vs. AGED.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for L&G Pharma Breakthrough UCITS ETF (BIGT.L) and iShares Ageing Population UCITS ETF USD (Acc) (AGED.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.
| BIGT.L | AGED.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.06 | ||
| Sortino ratioReturn per unit of downside risk | +0.08 | ||
| Omega ratioGain probability vs. loss probability | 1.29 | 1.30 | -0.01 |
| Calmar ratioReturn relative to maximum drawdown | 3.33 | 3.56 | -0.23 |
| Martin ratioReturn relative to average drawdown | 9.47 | 12.44 | -2.97 |
Loading charts...
Drawdowns
BIGT.L vs. AGED.L - Drawdown Comparison
The maximum BIGT.L drawdown since its inception was -36.84%, which is greater than AGED.L's maximum drawdown of -31.59%. Use the drawdown chart below to compare losses from any high point for BIGT.L and AGED.L.
Loading charts...
Drawdown Indicators
| BIGT.L | AGED.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -36.84% | -31.59% | -5.25% |
Max Drawdown (1Y)Largest decline over 1 year | -9.93% | -7.13% | -2.80% |
Max Drawdown (3Y)Largest decline over 3 years | -28.44% | -17.70% | -10.74% |
Max Drawdown (5Y)Largest decline over 5 years | -30.23% | -19.39% | -10.84% |
Current DrawdownCurrent decline from peak | -6.64% | -2.27% | -4.37% |
Average DrawdownAverage peak-to-trough decline | -17.21% | -4.91% | -12.30% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.50% | 2.04% | +1.46% |
Volatility
BIGT.L vs. AGED.L - Volatility Comparison
L&G Pharma Breakthrough UCITS ETF (BIGT.L) has a higher volatility of 6.49% compared to iShares Ageing Population UCITS ETF USD (Acc) (AGED.L) at 3.76%. This indicates that BIGT.L's price experiences larger fluctuations and is considered to be riskier than AGED.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| BIGT.L | AGED.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.49% | 3.76% | +2.73% |
Volatility (6M)Calculated over the trailing 6-month period | 14.29% | 11.96% | +2.33% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.03% | 15.12% | +3.91% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.46% | 16.45% | +5.01% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 23.23% | 16.96% | +6.27% |
BIGT.L vs. AGED.L - Expense Ratio Comparison
BIGT.L has a 0.49% expense ratio, which is higher than AGED.L's 0.40% expense ratio.
Dividends
BIGT.L vs. AGED.L - Dividend Comparison
Neither BIGT.L nor AGED.L has paid dividends to shareholders.
Frequently Asked Questions
BIGT.L and AGED.L have a correlation of 0.60, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, AGED.L is cheaper at 0.40% per year. The better choice depends on whether you care most about return, fees, risk, or income.
AGED.L is cheaper with a 0.40% expense ratio, compared with 0.49% for BIGT.L.
BIGT.L is categorized as Health & Biotech Equities, while AGED.L is Global Equities. BIGT.L tracks NASDAQ Biotechnology TR USD, while AGED.L tracks Stoxx Global Ageing Population Net USD Index. They also come from different issuers: Legal & General and iShares. Their fees differ too: 0.49% for BIGT.L and 0.40% for AGED.L.
Find the right allocation for BIGT.L and AGED.L
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer