GALP.LS vs. ^GSPC

Last updated Jun 5, 2026

GALP.LS (Galp Energia SGPS S.A.) is a stock, while ^GSPC (S&P 500 Index) is an index. Over the past 10 years, GALP.LS returned 9.60%/yr vs 13.40%/yr for ^GSPC. At a 0.21 correlation, their price movements are largely independent.

Performance

GALP.LS vs. ^GSPC - Performance Comparison

The chart below illustrates the hypothetical performance of a €10,000 investment in Galp Energia SGPS S.A. (GALP.LS) and S&P 500 Index (^GSPC). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

GALP.LS is traded in EUR, while ^GSPC is traded in USD. To make them comparable, the ^GSPC values have been converted to EUR using the latest available exchange rates.

Returns By Period

In the year-to-date period, GALP.LS achieves a 32.90% return, which is significantly higher than ^GSPC's 12.06% return. Over the past 10 years, GALP.LS has underperformed ^GSPC with an annualized return of 9.60%, while ^GSPC has yielded a comparatively higher 13.40% annualized return.

GALP.LS

• 1D: -1.16%
• 1M: -2.08%
• YTD: 32.90%
• 6M: 9.85%
• 1Y: 36.66%
• 3Y*: 26.76%
• 5Y*: 19.32%
• 10Y*: 9.60%

^GSPC

• 1D: 0.27%
• 1M: 5.17%
• YTD: 12.06%
• 6M: 10.90%
• 1Y: 24.89%
• 3Y*: 17.85%
• 5Y*: 13.43%
• 10Y*: 13.40%

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

GALP.LS vs. ^GSPC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GALP.LS Galp Energia SGPS S.A.	32.90%	-4.14%	23.10%	10.93%	55.57%	4.01%	-39.00%	13.55%	-6.63%	11.98%
^GSPC S&P 500 Index	12.06%	2.58%	31.45%	20.51%	-14.45%	36.38%	6.68%	31.79%	-1.84%	4.74%

Correlation

The correlation between GALP.LS and ^GSPC is -0.07, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.07
Correlation (3Y) Calculated over the trailing 3-year period	0.02
Correlation (5Y) Calculated over the trailing 5-year period	0.05
Correlation (10Y) Calculated over the trailing 10-year period	0.15
Correlation (All Time) Calculated using the full available price history since Aug 28, 2007	0.21

The correlation between GALP.LS and ^GSPC shifts across timeframes, from -0.07 (1 year) to 0.21 (all time), reflecting how their relationship changes across market environments.

Return for Risk

GALP.LS vs. ^GSPC — Risk / Return Rank

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

GALP.LS

GALP.LS Risk / Return Rank: 71
GALP.LS Sharpe Ratio Rank: 76
GALP.LS Sortino Ratio Rank: 67
GALP.LS Omega Ratio Rank: 72
GALP.LS Calmar Ratio Rank: 69
GALP.LS Martin Ratio Rank: 71

^GSPC

^GSPC Risk / Return Rank: 80
^GSPC Sharpe Ratio Rank: 79
^GSPC Sortino Ratio Rank: 79
^GSPC Omega Ratio Rank: 79
^GSPC Calmar Ratio Rank: 76
^GSPC Martin Ratio Rank: 86

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.

GALP.LS vs. ^GSPC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Galp Energia SGPS S.A. (GALP.LS) and S&P 500 Index (^GSPC). 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.

	GALP.LS	^GSPC	Difference
Sharpe ratio: Return per unit of total volatility	1.19	2.04	-0.85
Sortino ratio: Return per unit of downside risk	1.56	2.65	-1.09
Omega ratio: Gain probability vs. loss probability	1.24	1.37	-0.14
Calmar ratio: Return relative to maximum drawdown	1.49	3.30	-1.82
Martin ratio: Return relative to average drawdown	4.00	12.34	-8.34
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GALP.LS vs. ^GSPC - Sharpe Ratio Comparison

The current GALP.LS Sharpe Ratio is 1.19, which is lower than the ^GSPC Sharpe Ratio of 2.04. The chart below compares the historical Sharpe Ratios of GALP.LS and ^GSPC, 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

	GALP.LS	^GSPC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.19	2.04	-0.85
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.61	0.80	-0.20
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.31	0.72	-0.41
Sharpe Ratio (All Time) Calculated using the full available price history	0.29	0.51	-0.22

Drawdowns

GALP.LS vs. ^GSPC - Drawdown Comparison

The maximum GALP.LS drawdown since its inception was -67.19%, which is greater than ^GSPC's maximum drawdown of -51.62%. Use the drawdown chart below to compare losses from any high point for GALP.LS and ^GSPC.

Drawdown Indicators

	GALP.LS	^GSPC	Difference
Max Drawdown Largest peak-to-trough decline	-67.19%	-51.62%	-15.57%
Max Drawdown (1Y) Largest decline over 1 year	-24.27%	-7.57%	-16.70%
Max Drawdown (3Y) Largest decline over 3 years	-38.12%	-23.99%	-14.13%
Max Drawdown (5Y) Largest decline over 5 years	-38.12%	-23.99%	-14.13%
Max Drawdown (10Y) Largest decline over 10 years	-57.72%	-33.42%	-24.30%
Current Drawdown Current decline from peak	-12.26%	-0.20%	-12.06%
Average Drawdown Average peak-to-trough decline	-23.23%	-9.08%	-14.15%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.09%	2.02%	+7.07%

Volatility

GALP.LS vs. ^GSPC - Volatility Comparison

Galp Energia SGPS S.A. (GALP.LS) has a higher volatility of 7.47% compared to S&P 500 Index (^GSPC) at 2.24%. This indicates that GALP.LS's price experiences larger fluctuations and is considered to be riskier than ^GSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GALP.LS	^GSPC	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.47%	2.24%	+5.23%
Volatility (6M) Calculated over the trailing 6-month period	27.12%	8.62%	+18.50%
Volatility (1Y) Calculated over the trailing 1-year period	30.52%	12.29%	+18.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	31.31%	16.79%	+14.52%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	30.42%	18.59%	+11.83%

Frequently Asked Questions

Can I hold both GALP.LS and ^GSPC in my portfolio?

GALP.LS and ^GSPC have a correlation of -0.07, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.