NG.L vs. GRP.IR

Last updated Jun 9, 2026

NG.L (National Grid plc) and GRP.IR (Greencoat Renewables PLC) are both stocks. Both are in the Utilities sector — NG.L in Utilities - Regulated Electric, GRP.IR in Utilities - Renewable. Over the past 5 years, NG.L returned 12.54%/yr vs -4.82%/yr for GRP.IR. At a 0.08 correlation, their price movements are largely independent.

Performance

NG.L vs. GRP.IR - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in National Grid plc (NG.L) and Greencoat Renewables PLC (GRP.IR). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

NG.L is traded in GBp, while GRP.IR is traded in EUR. To make them comparable, the GRP.IR values have been converted to GBp using the latest available exchange rates.

Returns By Period

In the year-to-date period, NG.L achieves a 8.08% return, which is significantly higher than GRP.IR's -0.65% return.

NG.L

• 1D: -1.23%
• 1M: -3.43%
• YTD: 8.08%
• 6M: 8.65%
• 1Y: 20.62%
• 3Y*: 12.91%
• 5Y*: 12.54%
• 10Y*: 7.83%

GRP.IR

• 1D: 0.21%
• 1M: 0.19%
• YTD: -0.65%
• 6M: -0.85%
• 1Y: 2.83%
• 3Y*: -9.44%
• 5Y*: -4.82%
• 10Y*: —

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

NG.L vs. GRP.IR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
NG.L National Grid plc	8.08%	25.50%	3.80%	11.91%	-2.57%	27.27%	-4.19%	30.69%	-9.07%	-5.18%
GRP.IR Greencoat Renewables PLC	-0.65%	-1.30%	-22.68%	-8.33%	12.33%	-4.76%	9.33%	14.50%	4.12%	1.30%

Correlation

The correlation between NG.L and GRP.IR is -0.00, 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	-0.00
Correlation (3Y) Calculated over the trailing 3-year period	0.18
Correlation (5Y) Calculated over the trailing 5-year period	0.10
Correlation (All Time) Calculated using the full available price history since Jul 25, 2017	0.08

The correlation between NG.L and GRP.IR shifts across timeframes, from -0.00 (1 year) to 0.18 (3 years), reflecting how their relationship changes across market environments.

Return for Risk

NG.L vs. GRP.IR — Risk / Return Rank

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

NG.L

NG.L Risk / Return Rank: 69
NG.L Sharpe Ratio Rank: 73
NG.L Sortino Ratio Rank: 65
NG.L Omega Ratio Rank: 68
NG.L Calmar Ratio Rank: 68
NG.L Martin Ratio Rank: 73

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.

NG.L vs. GRP.IR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for National Grid plc (NG.L) and Greencoat Renewables PLC (GRP.IR). 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.

	NG.L	GRP.IR	Difference
Sharpe ratio: Return per unit of total volatility	1.04	0.69	+0.34
Sortino ratio: Return per unit of downside risk	1.39	1.07	+0.32
Omega ratio: Gain probability vs. loss probability	1.20	1.12	+0.08
Calmar ratio: Return relative to maximum drawdown	1.36	1.14	+0.22
Martin ratio: Return relative to average drawdown	4.16	2.16	+2.00
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NG.L vs. GRP.IR - Sharpe Ratio Comparison

The current NG.L Sharpe Ratio is 1.04, which is higher than the GRP.IR Sharpe Ratio of 0.69. The chart below compares the historical Sharpe Ratios of NG.L and GRP.IR, 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

	NG.L	GRP.IR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.04	0.69	+0.34
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.65	-0.29	+0.94
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.38	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.49	-0.01	+0.50

Drawdowns

NG.L vs. GRP.IR - Drawdown Comparison

The maximum NG.L drawdown since its inception was -37.82%, roughly equal to the maximum GRP.IR drawdown of -38.43%. Use the drawdown chart below to compare losses from any high point for NG.L and GRP.IR.

Drawdown Indicators

	NG.L	GRP.IR	Difference
Max Drawdown Largest peak-to-trough decline	-37.82%	-38.43%	+0.61%
Max Drawdown (1Y) Largest decline over 1 year	-15.14%	-2.42%	-12.72%
Max Drawdown (3Y) Largest decline over 3 years	-20.16%	-30.77%	+10.61%
Max Drawdown (5Y) Largest decline over 5 years	-29.57%	-38.43%	+8.86%
Max Drawdown (10Y) Largest decline over 10 years	-30.48%	—	—
Current Drawdown Current decline from peak	-11.88%	-35.02%	+23.14%
Average Drawdown Average peak-to-trough decline	-9.19%	-13.39%	+4.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.95%	1.29%	+3.66%

Volatility

NG.L vs. GRP.IR - Volatility Comparison

National Grid plc (NG.L) has a higher volatility of 10.52% compared to Greencoat Renewables PLC (GRP.IR) at 1.03%. This indicates that NG.L's price experiences larger fluctuations and is considered to be riskier than GRP.IR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NG.L	GRP.IR	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.52%	1.03%	+9.49%
Volatility (6M) Calculated over the trailing 6-month period	17.15%	2.62%	+14.53%
Volatility (1Y) Calculated over the trailing 1-year period	19.83%	3.99%	+15.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.40%	16.57%	+2.83%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.41%	19.28%	+1.13%

Dividends

NG.L vs. GRP.IR - Dividend Comparison

NG.L's dividend yield for the trailing twelve months is around 4.03%, while GRP.IR has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GRP.IR Greencoat Renewables PLC	0.00%	0.00%	0.00%	4.68%	5.42%	5.41%	5.20%	5.08%	6.90%	0.00%	0.00%	0.00%
NG.L National Grid plc	4.03%	4.14%	5.79%	5.39%	3.85%	3.47%	4.89%	4.91%	4.53%	15.43%	4.97%	5.01%

Financials

Frequently Asked Questions

Can I hold both NG.L and GRP.IR in my portfolio?

NG.L and GRP.IR have a correlation of -0.00, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.