National Grid Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

DB:NNGF Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
01 Oct 24	Sell€2,740,634	John Pettigrew	Individual	220,000	€12.46
02 Jul 24	Buy€10,935	Earsel Shipp	Individual	1,030	€10.62
02 Jul 24	Sell€2,077,963	John Pettigrew	Individual	197,294	€10.53
02 Jul 24	Sell€1,141,735	Andrew Agg	Individual	108,403	€10.53

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of NNGF?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	2,687,831	0.0548%
State or Government	4,924,690	0.1%
Public Companies	9,474,371	0.193%
Employee Share Scheme	15,112,740	0.308%
Private Companies	22,819,511	0.466%
General Public	1,049,971,214	21.4%
Institutions	3,796,642,702	77.5%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 46.71% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
7.09%	BlackRock, Inc.	347,501,212	€4.2b	-17%	0.07%
5.35%	The Vanguard Group, Inc.	262,438,291	€3.2b	1.42%	0.05%
2.82%	Capital Research and Management Company	138,303,648	€1.7b	18.3%	0.09%
2.44%	Bank of America Corporation, Asset Management Arm	119,586,241	€1.5b	504%	0.91%
2.27%	Lazard Asset Management LLC	111,127,470	€1.4b	-3.63%	1.42%
2.02%	Legal & General Investment Management Limited	99,107,224	€1.2b	-4.12%	0.29%
1.9%	State Street Global Advisors, Inc.	93,058,205	€1.1b	-2.71%	0.05%
1.81%	GQG Partners LLC	88,479,074	€1.1b	19.4%	0.96%
1.74%	Amundi Asset Management SAS	85,269,397	€1.0b	9.38%	0.22%
1.73%	Norges Bank Investment Management	84,855,414	€1.0b	2.11%	0.09%
1.72%	Aberdeen Group Plc	84,255,681	€1.0b	-0.13%	0.71%
1.66%	Abu Dhabi Investment Authority	81,366,164	€994.2m	-15.6%	5.02%
1.59%	Fidelity International Ltd	78,097,911	€954.2m	-0.97%	0.44%
1.46%	FMR LLC	71,592,973	€874.8m	2.7%	0.06%
1.43%	UBS Asset Management AG	69,988,246	€855.2m	3.34%	0.08%
1.33%	HSBC Global Asset Management (UK) Limited	65,002,181	€794.2m	23.5%	0.36%
1.15%	Hargreaves Lansdown Asset Management Ltd.	56,568,879	€691.2m	-2.06%	1.69%
1.13%	Aviva Investors Global Services Ltd.	55,631,826	€679.7m	-6.81%	1.05%
1.12%	T. Rowe Price Group, Inc.	54,796,486	€669.5m	5.72%	0.07%
1.01%	Massachusetts Financial Services Company	49,673,516	€606.9m	-9.32%	0.15%
0.87%	Artisan Partners Limited Partnership	42,683,042	€521.5m	0.63%	0.46%
0.87%	Rathbones Investment Management Limited	42,461,257	€518.8m	15.5%	1.21%
0.74%	Swedbank Robur Fonder AB	36,339,566	€444.0m	13.2%	0.32%
0.73%	Janus Henderson Group plc	35,886,464	€438.5m	-4.93%	0.21%
0.73%	Deutsche Asset & Wealth Management	35,654,516	€435.6m	-13.8%	0.13%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/06/18 05:28
End of Day Share Price	2025/06/18 00:00
Earnings	2025/03/31
Annual Earnings	2025/03/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

National Grid plc is covered by 39 analysts. 11 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Juan Rodriguez	AlphaValue
Gary Hovis	Argus Research Company
Dominic Nash	Barclays