GLTS.L vs. FXAIX

Last updated Apr 1, 2026

Compare and contrast key facts about SPDR Bloomberg 1-5 Year Gilt UCITS ETF (GLTS.L) and Fidelity 500 Index Fund (FXAIX).

GLTS.L is a passively managed fund by State Street that tracks the performance of the FTSE Act UK Cnvt Gilts All Stocks TR GBP. It was launched on May 17, 2012. FXAIX is a passively managed fund by Fidelity that tracks the performance of the S&P 500 Index. It was launched on Feb 17, 1988. Both GLTS.L and FXAIX are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

GLTS.L vs. FXAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in SPDR Bloomberg 1-5 Year Gilt UCITS ETF (GLTS.L) and Fidelity 500 Index Fund (FXAIX). The values are adjusted to include any dividend payments, if applicable.

GLTS.L vs. FXAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GLTS.L SPDR Bloomberg 1-5 Year Gilt UCITS ETF	-0.62%	5.40%	1.76%	3.70%	-5.72%	-1.91%	1.77%	1.11%	0.41%	-0.65%
FXAIX Fidelity 500 Index Fund	-5.01%	9.45%	27.20%	19.98%	-8.40%	29.93%	14.94%	26.48%	1.24%	11.28%

Different Trading Currencies

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

Returns By Period

In the year-to-date period, GLTS.L achieves a -0.62% return, which is significantly higher than FXAIX's -5.01% return. Over the past 10 years, GLTS.L has underperformed FXAIX with an annualized return of 0.58%, while FXAIX has yielded a comparatively higher 14.62% annualized return.

GLTS.L

• 1D: 0.02%
• 1M: -1.82%
• YTD: -0.62%
• 6M: 0.79%
• 1Y: 3.05%
• 3Y*: 3.13%
• 5Y*: 0.62%
• 10Y*: 0.58%

FXAIX

• 1D: 0.20%
• 1M: -5.59%
• YTD: -5.01%
• 6M: -2.67%
• 1Y: 12.12%
• 3Y*: 14.60%
• 5Y*: 12.40%
• 10Y*: 14.62%

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

GLTS.L vs. FXAIX - Expense Ratio Comparison

GLTS.L has a 0.15% expense ratio, which is higher than FXAIX's 0.02% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

GLTS.L

SPDR Bloomberg 1-5 Year Gilt UCITS ETF

FXAIX

Fidelity 500 Index Fund

Return for Risk

GLTS.L vs. FXAIX — Risk / Return Rank

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

GLTS.L

GLTS.L Risk / Return Rank: 69
GLTS.L Sharpe Ratio Rank: 76
GLTS.L Sortino Ratio Rank: 78
GLTS.L Omega Ratio Rank: 69
GLTS.L Calmar Ratio Rank: 56
GLTS.L Martin Ratio Rank: 67

FXAIX

FXAIX Risk / Return Rank: 46
FXAIX Sharpe Ratio Rank: 41
FXAIX Sortino Ratio Rank: 45
FXAIX Omega Ratio Rank: 50
FXAIX Calmar Ratio Rank: 41
FXAIX Martin Ratio Rank: 53

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.

GLTS.L vs. FXAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR Bloomberg 1-5 Year Gilt UCITS ETF (GLTS.L) and Fidelity 500 Index Fund (FXAIX). 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.

	GLTS.L	FXAIX	Difference
Sharpe ratio Return per unit of total volatility	1.39	0.69	+0.69
Sortino ratio Return per unit of downside risk	1.98	1.08	+0.90
Omega ratio Gain probability vs. loss probability	1.25	1.17	+0.09
Calmar ratio Return relative to maximum drawdown	1.41	0.93	+0.48
Martin ratio Return relative to average drawdown	6.74	3.85	+2.89
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GLTS.L vs. FXAIX - Sharpe Ratio Comparison

The current GLTS.L Sharpe Ratio is 1.39, which is higher than the FXAIX Sharpe Ratio of 0.69. The chart below compares the historical Sharpe Ratios of GLTS.L and FXAIX, 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

	GLTS.L	FXAIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.39	0.69	+0.69
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.19	0.78	-0.59
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.22	0.81	-0.58
Sharpe Ratio (All Time) Calculated using the full available price history	0.32	0.85	-0.52

Correlation

The correlation between GLTS.L and FXAIX is -0.02. This indicates that the assets' prices tend to move in opposite directions. Negative correlation can be particularly beneficial for diversification and risk management, as one asset may offset the losses of the other during market fluctuations.

Dividends

GLTS.L vs. FXAIX - Dividend Comparison

GLTS.L's dividend yield for the trailing twelve months is around 3.67%, more than FXAIX's 1.20% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GLTS.L SPDR Bloomberg 1-5 Year Gilt UCITS ETF	3.67%	3.44%	2.74%	1.30%	0.18%	0.13%	0.46%	0.60%	0.39%	0.52%	0.88%	0.98%
FXAIX Fidelity 500 Index Fund	1.20%	1.11%	1.25%	1.45%	1.69%	1.22%	1.60%	2.06%	2.72%	1.97%	2.52%	2.83%

Drawdowns

GLTS.L vs. FXAIX - Drawdown Comparison

The maximum GLTS.L drawdown since its inception was -11.18%, smaller than the maximum FXAIX drawdown of -25.86%. Use the drawdown chart below to compare losses from any high point for GLTS.L and FXAIX.

Drawdown Indicators

	GLTS.L	FXAIX	Difference
Max Drawdown Largest peak-to-trough decline	-11.18%	-33.79%	+22.61%
Max Drawdown (1Y) Largest decline over 1 year	-2.22%	-12.13%	+9.91%
Max Drawdown (5Y) Largest decline over 5 years	-10.44%	-24.50%	+14.06%
Max Drawdown (10Y) Largest decline over 10 years	-11.18%	-33.79%	+22.61%
Current Drawdown Current decline from peak	-1.82%	-8.89%	+7.07%
Average Drawdown Average peak-to-trough decline	-1.73%	-3.83%	+2.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.46%	2.50%	-2.04%

Volatility

GLTS.L vs. FXAIX - Volatility Comparison

The current volatility for SPDR Bloomberg 1-5 Year Gilt UCITS ETF (GLTS.L) is 1.19%, while Fidelity 500 Index Fund (FXAIX) has a volatility of 3.64%. This indicates that GLTS.L experiences smaller price fluctuations and is considered to be less risky than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GLTS.L	FXAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.19%	3.64%	-2.45%
Volatility (6M) Calculated over the trailing 6-month period	1.64%	9.12%	-7.48%
Volatility (1Y) Calculated over the trailing 1-year period	2.19%	18.61%	-16.42%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.20%	15.89%	-12.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.59%	18.17%	-15.58%