National Grid shares owned by Callan Family Office
Quarter-by-quarter ownership of National Grid (NGG) shares owned by Callan Family Office
from 13F filings
Historical chart of Callan Family Office investment in National Grid
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All positions including National Grid held by Callan Family Office consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in National Grid by Callan Family Office
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $1.0M | 14k | 72.67 |
| 2025-06-30 | $1.4M | 18k | 74.41 |
| 2024-12-31 | $337k | 5.7k | 59.42 |