Renaissance Technologies (RenTech)'s NGG Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 2.42 M shares of National Grid plc (NGG) worth $186.82 M, representing 0.29% of the portfolio. First purchased in 2017-Q2, this long-term strategic position has been held for 35 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in NGG, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2019, adding 812,131 shares. Largest reduction occurred in Q1 2021, reducing 608,686 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s National Grid plc (NGG) Holding Value Over Time
Track share changes against reported price movement
Quarterly National Grid plc (NGG) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -594,700 | Reduce 19.76% | 2.42 M | $77.35 |
| Q3 2025 | -136,300 | Reduce 4.33% | 3.01 M | $72.67 |
| Q2 2025 | +141,800 | Add 4.72% | 3.15 M | $74.41 |
| Q1 2025 | -112,800 | Reduce 3.62% | 3 M | $65.61 |
| Q4 2024 | -52,212 | Reduce 1.65% | 3.12 M | $59.42 |
| Q3 2024 | +54,559 | Add 1.75% | 3.17 M | $68.57 |
| Q2 2024 | -198,019 | Reduce 5.98% | 3.11 M | $55.91 |
| Q1 2024 | -65,195 | Reduce 1.93% | 3.31 M | $67.15 |
| Q4 2023 | -199,644 | Reduce 5.58% | 3.38 M | $66.92 |
| Q3 2023 | -126,187 | Reduce 3.41% | 3.58 M | $59.68 |
| Q2 2023 | -107,798 | Reduce 2.83% | 3.7 M | $0.07 |
| Q1 2023 | -88,189 | Reduce 2.26% | 3.81 M | $0.07 |
| Q4 2022 | -346,557 | Reduce 8.16% | 3.9 M | $0.06 |
| Q3 2022 | -498,552 | Reduce 10.51% | 4.25 M | $50.72 |
| Q2 2022 | -206,982 | Reduce 4.18% | 4.75 M | $63.67 |
| Q1 2022 | -52,010 | Reduce 1.04% | 4.95 M | $75.66 |
| Q4 2021 | -243,849 | Reduce 4.65% | 5 M | $71.18 |
| Q3 2021 | -1,829 | Reduce 0.03% | 5.25 M | $58.69 |
| Q2 2021 | -193,423 | Reduce 3.55% | 5.25 M | $62.93 |
| Q1 2021 | -608,686 | Reduce 10.06% | 5.44 M | $58.31 |
| Q4 2020 | -430,187 | Reduce 6.64% | 6.05 M | $58.10 |
| Q3 2020 | -390,957 | Reduce 5.69% | 6.48 M | $56.88 |
| Q2 2020 | -252,171 | Reduce 3.54% | 6.87 M | $59.78 |
| Q1 2020 | +183,083 | Add 2.64% | 7.13 M | $57.35 |
| Q4 2019 | +61,323 | Add 0.89% | 6.94 M | $61.68 |
| Q3 2019 | +812,131 | Add 13.38% | 6.88 M | $53.28 |
| Q2 2019 | +673,346 | Add 12.48% | 6.07 M | $52.34 |
| Q1 2019 | +638,962 | Add 13.43% | 5.4 M | $54.96 |
| Q4 2018 | +806,851 | Add 20.43% | 4.76 M | $47.22 |
| Q3 2018 | +751,691 | Add 23.51% | 3.95 M | $51.04 |
| Q2 2018 | +508,158 | Add 18.89% | 3.2 M | $54.97 |
| Q1 2018 | +271,317 | Add 11.22% | 2.69 M | $55.54 |
| Q4 2017 | +55,169 | Add 2.33% | 2.42 M | $57.88 |
| Q3 2017 | +43,642 | Add 1.88% | 2.36 M | $61.72 |
| Q2 2017 | +2.32 M | New Buy | 2.32 M | $61.83 |
Renaissance Technologies (RenTech)'s National Grid plc Investment FAQs
Renaissance Technologies (RenTech) first purchased National Grid plc (NGG) in Q2 2017, acquiring 2,319,501 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies (RenTech) has held National Grid plc (NGG) for 35 quarters since Q2 2017.
Renaissance Technologies (RenTech)'s largest addition to National Grid plc (NGG) was in Q2 2017, adding 2,319,501 shares worth $143.42 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 2,415,286 shares of National Grid plc (NGG), valued at approximately $186.82 M.
As of the Q4 2025 filing, National Grid plc (NGG) represents approximately 0.29% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in National Grid plc (NGG) was 7,125,174 shares, as reported at the end of Q1 2020.