Security record · archived quarter
NGG
National Grid plc · Utilities · Regulated Electric
7Tracked holders
—Δ holders
4.09MShares held
$232.06MReported value
+0New positions
−0Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2024
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 105 | +3 | 49.94M | $4.14B | +5 | −2 |
| Q1 2026 | 103 | +4 | 45.63M | $3.85B | +11 | −7 |
| Q4 2025 | 98 | 0 | 42.03M | $3.25B | — | — |
| Q3 2025 | 14 | +1 | 19.18M | $1.39B | +2 | −1 |
| Q2 2025 | 10 | 0 | 10.96M | $815.81M | +3 | −3 |
| Q1 2025 | 8 | +1 | 3.71M | $243.57M | +2 | −1 |
| Q4 2024 | 7 | -5 | 3.81M | $226.23M | +1 | −6 |
| Q3 2024 | 11 | +4 | 3.69M | $259.49M | +5 | −1 |
| Q2 2024 | 7 | — | 4.09M | $232.06M | — | — |
Who holds it · Q2 2024
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Renaissance Technologies ✦ | 3.07M | — | $174.14M | 0.3% | n/c | 1 | SEC ↗ |
| 2 | Marshall Wace ✦ | 512.26K | — | $29.10M | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Marshall Wace ✦ | 512.26K | — | $29.10M | 0.0% | n/c | 1 | SEC ↗ |
| 4 | Adage Capital Partners ✦ | 275.00K | — | $15.62M | 0.0% | n/c | 1 | SEC ↗ |
| 5 | Citadel Advisors ✦ | 137.86K | — | $7.83M | 0.0% | n/c | 1 | SEC ↗ |
| 6 | Wellington Management ✦ | 58.71K | — | $3.33M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | Wellington Management ✦ | 58.71K | — | $3.33M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | Millennium Management ✦ | 24.07K | — | $1.37M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | Fisher Asset Management ✦ | 11.76K | — | $668,157 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 2 holders, 179.11K shares, $19.29M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2024 ·
Methodology ·
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