National Grid
NGG • XNYS
National Grid is a publicly traded company on XNYS. As of Q3 2025, 466 institutional investors hold shares in this company, with total holdings valued at $3.6B. FMR LLC is the largest holder with a position valued at $442.0M.
Overview
Overview of institutional ownership in NGG as of Q3 2025
All Institutions
- Institutions
- 466
- Value Held
- $3.6B
- Shares Held
- 49.7M
- Avg Position
- $7.7M
- Median Position
- $434.5K
Hedge Funds
- Hedge Funds
- 21
- Value Held
- $449.2M
- Shares Held
- 6.2M
- Avg Position
- $21.4M
- Median Position
- $1.1M
Biggest Investors
Institutions with the largest positions in NGG as of Q3 2025
| Institution | Position Value |
|---|---|
 FMR LLC Institution | $442.0M 0.02% of portfolio |
 BANK OF AMERICA CORP /DE/ Institution | $345.3M 0.03% of portfolio |
 FEDERATED INVESTORS INC /PA/ Long Only Manager | $229.6M 0.41% of portfolio |
 RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | $218.7M 0.29% of portfolio |
 40 North Management LLC Hedge Fund•Multi-Strategy | $180.2M 8.89% of portfolio |
 MORGAN STANLEY RIA/Wealth | $157.7M 0.01% of portfolio |
 JPMORGAN CHASE & CO Institution | $151.9M 0.01% of portfolio |
 GOLDMAN SACHS GROUP INC Institution | $151.4M 0.02% of portfolio |
 ENVESTNET ASSET MANAGEMENT INC Long Only Manager | $133.4M 0.04% of portfolio |
 BANK OF MONTREAL /CAN/ Institution | $121.3M 0.05% of portfolio |
Net Capital Flow
Institutional buying and selling activity for NGG in Q3 2025
- Traded
- +$83.2M
- Buyers
- 270
- Sellers
- 175
- Total Bought
- +$278.3M
- Total Sold
- −$195.1M
- Avg Position
- $7.0M
Biggest Buyers
| Institution | Net Bought |
|---|---|
BANK OF MONTREAL /CAN/ Institution | +$48.8M +672.1K shares |
 CAUSEWAY CAPITAL MANAGEMENT LLC Long Only Manager | +$25.8M +355.1K shares |
 NORTHERN TRUST CORP Institution | +$17.6M +242.6K shares |
D D. E. Shaw & Co., Inc. Institution | +$15.1M +207.6K shares |
L LOCKHEED MARTIN INVESTMENT MANAGEMENT CO Institution | +$13.5M +185.4K shares |
BANK OF AMERICA CORP /DE/ Institution | +$11.3M +155.1K shares |
 MML INVESTORS SERVICES, LLC RIA/Wealth | +$8.2M +4.4K shares |
 DIMENSIONAL FUND ADVISORS LP Long Only Manager | +$8.0M +110.5K shares |
FMR LLC Institution | +$8.0M +109.7K shares |
B BlackRock, Inc. Institution | +$6.6M +91.5K shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
C Capital International Investors Institution | −$69.9M −973.0K shares |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | −$24.4M −336.0K shares |
 UBS Group AG Institution | −$18.2M −250.3K shares |
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant | −$9.9M −136.3K shares |
 Marshall Wace LLP Institution | −$7.3M −97.6K shares |
 WELLS FARGO & COMPANY/MN Institution | −$6.6M −91.0K shares |
N Neuberger Berman Group LLC Institution | −$5.3M −72.7K shares |
 Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy | −$4.8M −66.7K shares |
−$3.2M −44.3K shares | |
 Bank of New York Mellon Corp Institution | −$3.0M −41.8K shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited NGG in Q3 2025
- New Positions
- 36
- New Value
- $24.8M
- Exited Positions
- 52
- Exited Value
- $21.2M
New Positions
| Institution | Position Value |
|---|---|
MML INVESTORS SERVICES, LLC RIA/Wealth | $8.2M 113.0K shares |
 Ramirez Asset Management, Inc. Long Only Manager | $4.6M 62.7K shares |
F FACTORY MUTUAL INSURANCE CO Institution | $4.4M 61.0K shares |
T TECTONIC ADVISORS LLC RIA/Wealth | $2.6M 36.3K shares |
 BARCLAYS PLC Institution | $1.7M 23.8K shares |
 Gladstone Institutional Advisory LLC RIA/Wealth | $561.2K 7.7K shares |
 Moors & Cabot, Inc. RIA/Wealth | $446.3K 6.1K shares |
P PEAK6 LLC Institution | $326.6K 4.5K shares |
D DAYMARK WEALTH PARTNERS, LLC RIA/Wealth | $304.6K 4.2K shares |
P PharVision Advisers, LLC Hedge Fund•Long/Short | $279.1K 3.8K shares |
Exited Positions
| Institution | Previous Position |
|---|---|
Marshall Wace LLP Institution | $7.3M 97.6K shares |
 L & S Advisors Inc RIA/Wealth | $2.9M 39.6K shares |
 Integrated Quantitative Investments LLC Long Only Manager | $2.5M 34.0K shares |
 Prosperity Consulting Group, LLC RIA/Wealth | $1.9M 25.2K shares |
H Headlands Technologies LLC Institution | $1.2M 16.1K shares |
 Venturi Wealth Management, LLC RIA/Wealth | $567.7K 7.6K shares |
 HENDERSON GROUP PLC Institution | $414.9K 5.6K shares |
 Jain Global LLC Hedge Fund•Multi-Strategy | $389.4K 5.2K shares |
 DEARBORN PARTNERS LLC Long Only Manager | $355.1K 4.8K shares |
 CERTIOR FINANCIAL GROUP, LLC RIA/Wealth | $312.1K 4.2K shares |
Options Activity
Institutions with the largest Call and Put options positions in NGG as of Q3 2025
- Call Positions
- 6
- Call Value
- $65.9M
- Put Positions
- 7
- Put Value
- $18.3M
Call Positions
| Institution | Position Value |
|---|---|
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $42.5M 5.8K contracts |
T Twin Tree Management, LP Hedge Fund•Vol Arbitrage | $18.9M 2.6K contracts |
J JANE STREET GROUP, LLC Institution | $2.5M 342.0 contracts |
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $1.8M 243.0 contracts |
 Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy | $305.2K 42.0 contracts |
 Walleye Trading LLC RIA/Wealth | - - contracts |
Put Positions
| Institution | Position Value |
|---|---|
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $8.4M 1.2K contracts |
T Twin Tree Management, LP Hedge Fund•Vol Arbitrage | $6.7M 919.0 contracts |
P PEAK6 LLC Institution | $1.4M 187.0 contracts |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $1.0M 141.0 contracts |
J JANE STREET GROUP, LLC Institution | $566.8K 78.0 contracts |
W WOLVERINE TRADING, LLC Institution | $201.0K 28.0 contracts |
Walleye Trading LLC RIA/Wealth | $43.6K 6.0 contracts |
Most Committed Institutions
Institutions with NGG as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
40 North Management LLC Hedge Fund•Multi-Strategy | 8.89% $180.2M |
A ABC ARBITRAGE SA Institution | 1.71% $17.4M |
M M. Kulyk & Associates, LLC Institution | 1.14% $5.6M |
 Guardian Partners Inc. RIA/Wealth | 1.02% $12.1M |
 Old Port Advisors RIA/Wealth | 0.92% $3.7M |
R Raleigh Capital Management Inc. RIA/Wealth | 0.91% $2.4M |
Ramirez Asset Management, Inc. Long Only Manager | 0.88% $4.6M |
A ALBERT D MASON INC Institution | 0.82% $1.1M |
 Henry James International Management Inc. Long Only Manager | 0.81% $2.2M |
L LOCKHEED MARTIN INVESTMENT MANAGEMENT CO Institution | 0.76% $20.5M |
Hedge Fund Spotlight
Discover hedge funds investing in NGG
P
PharVision Advisers, LLC
Hedge Fund • Long/Short
Portfolio ManagerBlagovest Dimitrov Baychev
- Portfolio Value
- $176.9M
- Positions
- 650
- Last Reported
- Q3 2025
Sector Allocation
Position in National Grid
- Market Value
- $279.1K
- Shares Held
- 3.8K
- Portfolio Weight
- 0.16%
- Owned Since
- 2025-Q3
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Specialty Retail Consumer Cyclical | $877.8K | 0.50% | |
Information Technology Services Technology | $780.4K | 0.44% | |
Financial - Capital Markets Financial Services | $733.7K | 0.41% |
