Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
632 institutional managers reported holding NFG for the quarter ended Mar 31, 2026. Together they hold about 79% of shares outstanding; the top 10 hold 42%. 89 opened new positions; 64 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 12.81M | 13.38% | $1.20B | added +5.1% | ≤2013 |
| BlackRock | 9.16M | 9.57% | $860.0M | added +3.7% | ≤2013 |
| State Street | 3.87M | 4.04% | $363.5M | trimmed -2% | ≤2013 |
| T. Rowe Price | 2.87M | 3.00% | $269.4M | added +81.2% | ≤2013 |
| Energy Income Partners, LLC | 2.59M | 2.71% | $243.2M | added +1.1% | 2022 Q1 |
| GAMCO (Gabelli) | 2.33M | 2.44% | $219.0M | trimmed -1% | ≤2013 |
| LSV Asset Management | 2.23M | 2.33% | $209.5M | added +24% | 2016 Q4 |
| Geode Capital | 1.94M | 2.03% | $182.5M | added +7% | ≤2013 |
| Gamco Investors, INC. et al | 1.37M | 1.43% | $128.6M | trimmed -5.3% | ≤2013 |
| Morgan Stanley | 1.24M | 1.29% | $116.3M | added +3.7% | ≤2013 |
| Victory Capital Management INC | 1.22M | 1.28% | $114.9M | trimmed -2.9% | 2019 Q3 |
| AQR Capital | 1.20M | 1.26% | $112.9M | trimmed -27.9% | 2018 Q2 |
| Dimensional Fund Advisors | 1.18M | 1.23% | $110.6M | added +3.7% | ≤2013 |
| First Trust Advisors LP | 1.07M | 1.12% | $100.7M | added +35.7% | 2016 Q3 |
| Yaupon Capital Management LP | 1.04M | 1.09% | $98.0M | trimmed -5.7% | 2024 Q1 |
| Equity Investment CORP | 1.02M | 1.07% | $96.1M | unchanged | 2020 Q1 |
| Charles Schwab Investment Management | 977.3k | 1.02% | $91.8M | added +7.1% | ≤2013 |
| BNY Mellon | 947.6k | 0.99% | $89.0M | added +2.6% | ≤2013 |
| Northern Trust | 935.3k | 0.98% | $87.8M | trimmed -6.7% | ≤2013 |
| Invesco | 886.0k | 0.93% | $83.2M | trimmed -29.6% | ≤2013 |
| FMR (Fidelity) | 812.1k | 0.85% | $76.3M | added +1.1% | ≤2013 |
| Aventail Capital Group, LP | 720.4k | 0.75% | $67.7M | trimmed -33.9% | 2024 Q2 |
| Bank OF America CORP /DE/ | 701.5k | 0.73% | $65.9M | added +12.7% | ≤2013 |
| Vaughan Nelson Investment Management, L.p. | 679.7k | 0.71% | $63.8M | opened | 2026 Q1 |
| Ameriprise Financial INC | 614.2k | 0.64% | $57.7M | trimmed -13% | ≤2013 |
| Blackstone | 586.6k | 0.61% | $55.1M | opened | 2026 Q1 |
| UBS | 527.4k | 0.55% | $49.5M | added +24.1% | ≤2013 |
| Jupiter Asset Management LTD | 409.5k | 0.43% | $38.5M | trimmed -23.7% | 2024 Q3 |
| Gotham Asset Management | 399.7k | 0.42% | $37.5M | trimmed -19.5% | 2020 Q1 |
| Two Sigma | 394.3k | 0.41% | $37.0M | added +2708.1% | 2023 Q3 |
| Managed Asset Portfolios, LLC | 387.8k | 0.41% | $36.4M | added +1.8% | 2020 Q1 |
| Allspring Global Investments Holdings, LLC | 372.4k | 0.39% | $35.0M | added +17.9% | 2021 Q4 |
| Renaissance Technologies | 367.2k | 0.38% | $34.5M | added +1623.9% | 2025 Q2 |
| SEI Investments CO | 340.0k | 0.35% | $31.9M | added +2.1% | 2014 Q1 |
| Westwood Holdings Group INC | 336.1k | 0.35% | $31.6M | trimmed -8.3% | 2025 Q3 |
| Qube Research & Technologies LTD | 331.8k | 0.35% | $31.2M | trimmed -46.9% | 2020 Q3 |
| Tocqueville Asset Management L.p. | 318.9k | 0.33% | $30.0M | added +1.6% | 2025 Q2 |
| Reaves W H & CO INC | 314.5k | 0.33% | $29.5M | unchanged | 2025 Q4 |
| ProShare Advisors LLC | 312.3k | 0.33% | $29.3M | trimmed -22.2% | ≤2013 |
| Cohen & Steers | 310.2k | 0.32% | $29.1M | added +1181.7% | 2025 Q4 |
| Arrowstreet Capital | 288.0k | 0.30% | $27.0M | added +69.7% | 2023 Q3 |
| Royal Bank OF Canada | 280.7k | 0.29% | $26.4M | trimmed -37.8% | ≤2013 |
| Arbejdsmarkedets Tillaegspension | 273.4k | 0.29% | $25.7M | trimmed -3.7% | 2025 Q4 |
| Goldman Sachs | 252.5k | 0.26% | $23.7M | added +186.8% | ≤2013 |
| Rhumbline Advisers | 251.9k | 0.26% | $23.7M | added +9.3% | ≤2013 |
| Panagora Asset Management INC | 244.5k | 0.26% | $23.0M | trimmed -21.3% | ≤2013 |
| Valley Wealth Managers, INC. | 244.1k | 0.26% | $22.9M | unchanged | 2020 Q2 |
| Raymond James Financial INC | 240.3k | 0.25% | $22.6M | added +59.1% | ≤2013 |
| Exchange Traded Concepts, LLC | 239.7k | 0.25% | $22.5M | added +14.9% | 2020 Q2 |
| Retirement Systems of Alabama | 238.1k | 0.25% | $22.4M | added +3.5% | ≤2013 |
Largest 50 of 632 shown; the full ranked, searchable register is at boothcheck.com/holders/NFG. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.