Congress WatchNGG stock trades by members of Congress
National Grid plc: 8 members of Congress disclosed 19 transactions between 2016-03-03 and 2025-10-10, 9 purchases and 10 sales.
Activity by year
Transactions by the year the report was filed.
NGG price and Congress trades
Daily closing price (split-adjusted). Dots mark days members of Congress filed trades in NGG: green when more were purchases, red when more were sales. Use + and − (or Ctrl/⌘ + scroll) to zoom and drag to pan. Hover a month in the heatmap below to highlight it here, or click it to zoom to that month.
Congress buying and selling by month
Purchases and sales of NGG reported by members of the House and Senate.
Green months had more purchases, red months more sales, teal an even split; darker means more trades. Months are by filing date. Senate filings after August 2026 and scanned House filings are not fully covered, so early years can look quieter than they were.
Who traded NGG
| Politician | Trades | Buys | Sales | Last filing |
|---|---|---|---|---|
| Katherine M. Clark | 4 | 2 | 2 | 2020-12-28 |
| Thomas MacArthur | 4 | 2 | 2 | 2016-11-07 |
| John Hoeven | 2 | 1 | 1 | 2017-09-27 |
| Valerie Hoyle | 2 | 1 | 1 | 2025-10-10 |
| Nicholas Van Taylor | 2 | 0 | 2 | 2019-04-15 |
| Daniel Goldman | 2 | 1 | 1 | 2023-08-13 |
| Lisa McClain | 2 | 1 | 1 | 2025-08-13 |
| Greg Gianforte | 1 | 1 | 0 | 2020-04-07 |
Disclosed transactions
Download all transactions as CSV
| Filed | Traded | Politician | Type | Amount | Filing |
|---|---|---|---|---|---|
| 2025-10-10 | 2025-09-23 | Valerie Hoyle | Sale | $1,001 - $15,000 | Source |
| 2025-09-12 | 2024-10-29 | Valerie Hoyle | Buy | $1,001 - $15,000 | Source |
| 2025-08-13 | 2025-07-10 | Lisa McClain | Sale | $1,001 - $15,000 | Source |
| 2025-08-13 | 2025-06-24 | Lisa McClain | Buy | $1,001 - $15,000 | Source |
| 2023-08-13 | 2023-07-10 | Daniel Goldman | Sale | $50,001 - $100,000 | Source |
| 2023-03-20 | 2023-02-27 | Daniel Goldman | Buy | $1,001 - $15,000 | Source |
| 2020-12-28 | 2020-11-05 | Katherine M. Clark | Sale | $1,001 - $15,000 c | Source |
| 2020-12-28 | 2020-11-05 | Katherine M. Clark | Sale | $1,001 - $15,000 c | Source |
| 2020-12-03 | 2020-10-22 | Katherine M. Clark | Buy | $1,001 - $15,000 g | Source |
| 2020-12-03 | 2020-10-22 | Katherine M. Clark | Buy | $1,001 - $15,000 e | Source |
| 2020-04-07 | 2020-03-18 | Greg Gianforte | Buy | $1,001 - $15,000 c | Source |
| 2019-04-15 | 2019-03-25 | Nicholas Van Taylor | Sale | $15,001 - g $50,000 | Source |
| 2019-04-15 | 2019-03-25 | Nicholas Van Taylor | Sale | $1,001 - $15,000 e | Source |
| 2017-09-27 | 2017-09-21 | John Hoeven | Sale | $100,001 - $250,000 | Source |
| 2017-03-06 | 2017-03-02 | John Hoeven | Buy | $100,001 - $250,000 | Source |
| 2016-11-07 | 2016-10-10 | Thomas MacArthur | Sale | $15,001 - $50,000 | Source |
| 2016-11-07 | 2016-09-20 | Thomas MacArthur | Buy | $1,001 - $15,000 | Source |
| 2016-09-10 | 2016-08-05 | Thomas MacArthur | Sale | $15,001 - $50,000 | Source |
| 2016-03-03 | 2016-02-22 | Thomas MacArthur | Buy | $50,001 - $100,000 | Source |
Stocks traded by the same politicians
- JNJ Johnson & Johnson Common Stock, 8 shared
- PG Procter & Gamble Company, 8 shared
- GSK GlaxoSmithKline plc, 7 shared
- KO Coca-Cola Company, 7 shared
- MRK Merck & Company, Inc. Common Stock, 7 shared
- PEP Pepsico, Inc., 7 shared
- TSM Taiwan Semiconductor Manufacturing..., 7 shared
- UPS United Parcel Service, Inc. Common Stock, 7 shared
- WFC Wells Fargo & Company Common Stock, 7 shared
- AAPL Apple Inc. - Common Stock, 6 shared
Common questions
- Are members of Congress buying or selling NGG?
- 8 members of Congress disclosed 19 transactions in National Grid plc (NGG) between 2016-03-03 and 2025-10-10: 9 purchases and 10 sales.
- How active was Congress in NGG recently?
- In 2025 filings, 4 transactions in NGG were disclosed: 2 purchases and 2 sales.
- Which members of Congress trade NGG?
- The most active in NGG are Katherine M. Clark (4), Thomas MacArthur (4) and John Hoeven (2), by number of disclosed transactions. 8 members in all have traded it.