Hennessy Advisors Inc National Grid PLC Transaction History

Hennessy Advisors Inc

$2.92 Billion
Q2 2025

A detailed history of Hennessy Advisors Inc transactions in National Grid PLC stock. As of the latest transaction made, Hennessy Advisors Inc holds 211,044 shares of NGG stock, worth $15.3 Million. This represents 0.54% of its overall portfolio holdings.

Number of Shares

211,044

Previous 199,344 5.87%

Holding current value

$15.3 Million

Previous $13.1 Million 20.07%

% of portfolio

0.54%

Previous 0.45%

32 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Jul 21, 2025	BUY	$62.74 - $74.79 $734,058 - $875,043	11,700 Added 5.87%	211,044 $15.7 Million
Q1 2025 Apr 16, 2025	SELL	$56.13 - $65.61 $550,074 - $642,978	-9,800 Reduced 4.69%	199,344 $13.1 Million
Q4 2024 Jan 14, 2025	BUY	$57.68 - $70.03 $328,776 - $399,171	5,700 Added 2.8%	209,144 $12.4 Million
Q3 2024 Oct 15, 2024	BUY	$57.14 - $70.48 $2.42 Million - $2.98 Million	42,300 Added 26.25%	203,444 $14.2 Million
Q2 2024 Jul 23, 2024	BUY	$55.5 - $73.31 $155,400 - $205,268	2,800 Added 1.77%	161,144 $9.15 Million
Q1 2024 Apr 15, 2024	BUY	$63.7 - $69.28 $10.1 Million - $11 Million	158,344 New	158,344 $10.8 Million
Q4 2023 Jan 18, 2024	SELL	$57.55 - $69.3 $466,155 - $561,330	-8,100 Reduced 4.7%	164,244 $11.2 Million
Q3 2023 Oct 18, 2023	BUY	$59.79 - $68.92 $191,328 - $220,544	3,200 Added 1.89%	172,344 $10.4 Million
Q2 2023 Jul 17, 2023	SELL	$66.05 - $74.22 $5.05 Million - $5.67 Million	-76,400 Reduced 31.11%	169,144 $11.4 Million
Q1 2023 Apr 14, 2023	BUY	$60.49 - $67.99 $133,078 - $149,578	2,200 Added 0.9%	245,544 $16.7 Million
Q4 2022 Jan 20, 2023	SELL	$47.88 - $63.17 $928,872 - $1.23 Million	-19,400 Reduced 7.38%	243,344 $14.7 Million
Q3 2022 Nov 08, 2022	SELL	$51.49 - $82.0 $175,066 - $278,800	-3,400 Reduced 1.28%	262,744 $13.5 Million
Q2 2022 Aug 12, 2022	SELL	$63.23 - $80.01 $1.78 Million - $2.26 Million	-28,200 Reduced 9.58%	266,144 $17.2 Million
Q1 2022 May 12, 2022	SELL	$71.03 - $76.87 $7,103 - $7,687	-100 Reduced 0.03%	294,344 $22.6 Million
Q4 2021 Jan 25, 2022	SELL	$60.21 - $73.44 $6.86 Million - $8.37 Million	-114,000 Reduced 27.91%	294,444 $21.3 Million
Q3 2021 Oct 12, 2021	BUY	$59.63 - $67.01 $560,522 - $629,894	9,400 Added 2.36%	408,444 $24.4 Million
Q2 2021 Jul 28, 2021	SELL	$59.64 - $68.16 $2.42 Million - $2.76 Million	-40,500 Reduced 9.21%	399,044 $25.5 Million
Q1 2021 Apr 19, 2021	SELL	$55.89 - $60.82 $206,793 - $225,034	-3,700 Reduced 0.83%	439,544 $26 Million
Q4 2020 Jan 25, 2021	SELL	$56.68 - $63.33 $3.19 Million - $3.56 Million	-56,200 Reduced 11.25%	443,244 $26.2 Million
Q3 2020 Oct 16, 2020	SELL	$53.5 - $60.26 $2.2 Million - $2.48 Million	-41,200 Reduced 7.62%	499,444 $28.9 Million
Q2 2020 Jul 20, 2020	SELL	$51.22 - $60.74 $471,224 - $558,808	-9,200 Reduced 1.67%	540,644 $32.8 Million
Q1 2020 Apr 14, 2020	SELL	$45.35 - $68.75 $5.4 Million - $8.18 Million	-119,000 Reduced 17.79%	549,844 $32 Million
Q4 2019 Jan 14, 2020	SELL	$52.91 - $62.92 $1.06 Million - $1.26 Million	-20,000 Reduced 2.9%	668,844 $41.9 Million
Q3 2019 Oct 07, 2019	SELL	$50.38 - $54.62 $755,700 - $819,300	-15,000 Reduced 2.13%	688,844 $37.3 Million
Q2 2019 Jul 11, 2019	SELL	$48.95 - $55.43 $3.08 Million - $3.49 Million	-63,000 Reduced 8.22%	703,844 $37.4 Million
Q1 2019 Apr 08, 2019	BUY	$48.75 - $58.93 $975,000 - $1.18 Million	20,000 Added 2.68%	766,844 $42.8 Million
Q4 2018 Jan 14, 2019	SELL	$46.72 - $55.8 $5.09 Million - $6.08 Million	-109,000 Reduced 12.74%	746,844 $35.8 Million
Q3 2018 Oct 10, 2018	SELL	$50.55 - $58.59 $2.98 Million - $3.46 Million	-59,000 Reduced 6.45%	855,844 $44.4 Million
Q2 2018 Jul 20, 2018	SELL	$54.93 - $59.64 $2.83 Million - $3.07 Million	-51,500 Reduced 5.33%	914,844 $51.1 Million
Q1 2018 May 02, 2018	SELL	$51.59 - $59.0 $8.98 Million - $10.3 Million	-174,001 Reduced 15.26%	966,344 $54.5 Million
Q4 2017 Jan 23, 2018	BUY	$57.87 - $63.32 $3.47 Million - $3.8 Million	60,000 Added 5.55%	1,140,345 $67.1 Million
Q3 2017 Nov 03, 2017	BUY	$62.51 - $65.38 $67.5 Million - $70.6 Million	1,080,345	1,080,345 $67.7 Million

Others Institutions Holding NGG

# of Institutions

542

Shares Held

43.2M

Call Options Held

800K

Put Options Held

257K

View Full List

About NATIONAL GRID PLC

Ticker NGG
Exchange OTC
Sector Utilities
Industry Utilities—Regulated Electric
Shares Outstandng 732,033,024
Market Cap $52.9B
Description
National Grid plc transmits and distributes electricity and gas. The company operates through UK Electricity Transmission, UK Electricity Distribution, UK Electricity System Operator, New England, and New York segments. The UK Electricity Transmission segment provides electricity transmission and construction work services in England and Wales. ...

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Hennessy Advisors Inc National Grid PLC Transaction History