Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
1,812 institutional managers reported holding VLO for the quarter ended Mar 31, 2026. Together they hold about 83% of shares outstanding; the top 10 hold 45%. 345 opened new positions; 126 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 37.65M | 12.63% | $9.30B | unchanged | ≤2013 |
| BlackRock | 26.01M | 8.73% | $6.43B | unchanged | ≤2013 |
| State Street | 19.62M | 6.58% | $4.85B | added +7.9% | ≤2013 |
| FMR (Fidelity) | 8.37M | 2.81% | $2.07B | added +23.8% | ≤2013 |
| Geode Capital | 8.29M | 2.78% | $2.05B | added +2.7% | ≤2013 |
| T. Rowe Price | 8.13M | 2.73% | $2.01B | trimmed -18.9% | ≤2013 |
| Morgan Stanley | 7.26M | 2.44% | $1.79B | trimmed -2.4% | ≤2013 |
| Ameriprise Financial INC | 6.54M | 2.19% | $1.62B | added +16.3% | ≤2013 |
| Franklin Resources | 6.41M | 2.15% | $1.58B | added +13.1% | ≤2013 |
| Bank OF America CORP /DE/ | 5.03M | 1.69% | $1.24B | added +11.4% | ≤2013 |
| Barclays PLC | 3.56M | 1.20% | $879.8M | trimmed -4.7% | ≤2013 |
| UBS | 3.30M | 1.11% | $814.9M | added +6.4% | ≤2013 |
| Northern Trust | 3.24M | 1.09% | $800.0M | trimmed -1.4% | ≤2013 |
| BNY Mellon | 2.97M | 1.00% | $733.6M | added +9.4% | ≤2013 |
| Charles Schwab Investment Management | 2.94M | 0.99% | $727.3M | trimmed -75.4% | ≤2013 |
| Arrowstreet Capital | 2.84M | 0.95% | $702.2M | added +18.4% | 2021 Q3 |
| Nuveen | 2.72M | 0.91% | $673.1M | added +20.7% | ≤2013 |
| Goldman Sachs | 2.68M | 0.90% | $661.5M | added +11.2% | ≤2013 |
| Invesco | 2.64M | 0.88% | $651.0M | added +1.9% | ≤2013 |
| Amundi | 2.58M | 0.87% | $638.6M | added +45.3% | 2017 Q4 |
| Dimensional Fund Advisors | 2.49M | 0.83% | $615.0M | trimmed -3.2% | ≤2013 |
| MFS Investment Management | 2.02M | 0.68% | $498.0M | added +7.1% | ≤2013 |
| Legal & General Group PLC | 1.76M | 0.59% | $433.7M | trimmed -1.7% | ≤2013 |
| Allianz Asset Management GmbH | 1.64M | 0.55% | $404.8M | trimmed -5.5% | ≤2013 |
| AGF Management LTD | 1.44M | 0.48% | $356.1M | trimmed -13% | 2013 Q3 |
| Royal Bank OF Canada | 1.44M | 0.48% | $354.6M | added +10.3% | ≤2013 |
| Allspring Global Investments Holdings, LLC | 1.42M | 0.48% | $352.0M | trimmed -16.3% | 2021 Q4 |
| Millennium Management | 1.35M | 0.45% | $333.7M | added +1850.8% | 2017 Q3 |
| 1832 Asset Management L.p. | 1.33M | 0.45% | $329.4M | trimmed -4.8% | 2015 Q3 |
| Wellington Management | 1.31M | 0.44% | $323.9M | trimmed -43.8% | ≤2013 |
| LSV Asset Management | 1.20M | 0.40% | $296.8M | trimmed -3.4% | ≤2013 |
| Raymond James Financial INC | 1.20M | 0.40% | $295.4M | added +15.6% | ≤2013 |
| Wells Fargo & COMPANY/MN | 1.15M | 0.39% | $283.7M | added +6.2% | ≤2013 |
| Life Cycle Investment Partners LTD | 1.13M | 0.38% | $279.3M | added +292.9% | 2025 Q4 |
| Pacer Advisors, INC. | 1.09M | 0.37% | $270.0M | added +15% | 2015 Q1 |
| Acadian Asset Management | 1.09M | 0.36% | $268.8M | added +51.8% | 2013 Q3 |
| Deutsche Bank AG\ | 962.0k | 0.32% | $237.7M | added +29.7% | 2013 Q3 |
| Montrusco Bolton Investments INC. | 936.2k | 0.31% | $231.3M | trimmed -15% | 2023 Q2 |
| Cincinnati Insurance CO | 915.3k | 0.31% | $226.1M | unchanged | 2016 Q4 |
| Victory Capital Management INC | 901.4k | 0.30% | $222.7M | trimmed -46.9% | 2013 Q3 |
| Swiss National Bank | 895.1k | 0.30% | $221.1M | added +5.1% | ≤2013 |
| LOS Angeles Capital Management LLC | 865.8k | 0.29% | $213.9M | added +132.3% | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 837.8k | 0.28% | $207.0M | added +2.8% | ≤2013 |
| Jacobs Levy Equity Management, INC | 807.9k | 0.27% | $199.6M | trimmed -11.3% | 2021 Q3 |
| BNP Paribas Financial Markets | 726.6k | 0.24% | $179.5M | trimmed -8.7% | ≤2013 |
| HRT Financial LP | 725.8k | 0.24% | $179.3M | opened | 2025 Q3 |
| Hsbc Holdings PLC | 723.8k | 0.24% | $178.8M | added +5.6% | ≤2013 |
| Voya Investment Management LLC | 720.4k | 0.24% | $178.0M | added +257.5% | ≤2013 |
| Two Sigma | 691.2k | 0.23% | $170.8M | trimmed -43% | 2018 Q2 |
| AQR Capital | 689.4k | 0.23% | $170.3M | added +6.2% | ≤2013 |
Largest 50 of 1,812 shown; the full ranked, searchable register is at boothcheck.com/holders/VLO. 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.