NATIONAL GRID PLC-SP ADR (NGG) Institutional Ownership Changes & 13F Activity

NATIONAL GRID PLC-SP ADR (NGG). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Causeway Capital Management, and Sequoia Financial Advisors.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCSell-246,5312,168,755$183,476,673
Q1 2026Causeway Capital ManagementSell-170,724538,761$45,579,151
Q1 2026Sequoia Financial AdvisorsBuy47419,305$1,633,196
Q4 2025Renaissance Technologies LLCSell-594,7002,415,286$186,822,372
Q4 2025Causeway Capital ManagementBuy38,342709,485$54,878,695
Q4 2025Sequoia Financial AdvisorsBuy2,22018,831$1,456,594
Q3 2025Causeway Capital ManagementBuy355,149671,143$48,771,987
Q3 2025Renaissance Technologies LLCSell-136,3003,009,986$218,735,683
Q3 2025Sequoia Financial AdvisorsSell-37816,611$1,207,158
Q2 2025Causeway Capital ManagementBuy241,830315,994$23,513,136
Q2 2025Renaissance Technologies LLCBuy141,8003,146,286$234,115,141
Q2 2025Sequoia Financial AdvisorsBuy5,58016,989$1,264,154
Q1 2025Renaissance Technologies LLCSell-112,8003,004,486$197,124,326
Q1 2025Sequoia Financial AdvisorsSell-10211,409$748,560
Q4 2024Renaissance Technologies LLCSell-2,2993,117,286$185,229,134
Q4 2024Sequoia Financial AdvisorsBuy12311,511$683,989
Q3 2024Causeway Capital ManagementBuy74,16474,164$5,166,984
Q3 2024Renaissance Technologies LLCBuy53,7003,119,585$217,341,487
Q3 2024Sequoia Financial AdvisorsBuy1,20111,388$793,406
Q2 2024Renaissance Technologies LLCSell-194,9003,065,885$174,142,268
Q2 2024Sequoia Financial AdvisorsSell-60210,187$578,594
Q1 2024Renaissance Technologies LLCSell-64,1693,260,785$222,451
Q1 2024Sequoia Financial AdvisorsBuy2,76010,789$736,050
Q4 2023Renaissance Technologies LLCSell-196,5003,324,954$226,064
Q4 2023Sequoia Financial AdvisorsSell-6388,029$545,867
Q3 2023Renaissance Technologies LLCSell-124,2003,521,454$213,506
Q3 2023Sequoia Financial AdvisorsBuy4088,667$525,476
Q2 2023Renaissance Technologies LLCSell-106,1003,645,654$245,462
Q2 2023Sequoia Financial AdvisorsBuy5188,259$556,090
Q1 2023Renaissance Technologies LLCSell-86,8003,751,754$255,082

Frequently asked questions about NGG activity

  • Which institutional owners are buying NGG?

    Institutional owners buying NGG include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in NGG activity?

    "Buy" means an investor increased their reported position in NGG compared to the prior reporting period. This reflects growing exposure to NATIONAL GRID PLC-SP ADR (NGG) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in NGG increasing?

    Institutional interest in NGG can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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