Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
412 institutional managers reported holding VIRT for the quarter ended Mar 31, 2026. Together they hold about 89% of shares outstanding; the top 10 hold 47%. 81 opened new positions; 50 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 10.95M | 12.71% | $481.8M | unchanged | 2015 Q2 |
| Vanguard Group | 9.76M | 11.34% | $429.7M | unchanged | 2015 Q2 |
| FMR (Fidelity) | 4.79M | 5.56% | $210.7M | trimmed -1.8% | 2015 Q4 |
| Renaissance Technologies | 2.93M | 3.40% | $128.9M | trimmed -6.9% | 2020 Q1 |
| State Street | 2.91M | 3.38% | $128.0M | unchanged | 2015 Q2 |
| Citadel Advisors | 2.23M | 2.59% | $98.1M | added +24.5% | 2015 Q2 |
| Allspring Global Investments Holdings, LLC | 1.93M | 2.24% | $84.9M | added +41.9% | 2021 Q4 |
| Dimensional Fund Advisors | 1.92M | 2.23% | $84.5M | added +1% | 2017 Q1 |
| Azora Capital LP (focused) | 1.88M | 2.19% | $82.8M | opened | 2026 Q1 |
| Morgan Stanley | 1.52M | 1.76% | $66.8M | trimmed -2.3% | 2015 Q2 |
| AQR Capital | 1.36M | 1.58% | $60.0M | added +11.4% | 2018 Q1 |
| Geode Capital | 1.36M | 1.58% | $59.7M | trimmed -2.8% | 2015 Q3 |
| Portolan Capital Management, LLC | 1.21M | 1.41% | $53.3M | added +222.1% | 2024 Q3 |
| D. E. Shaw | 1.16M | 1.35% | $51.2M | trimmed -11.2% | 2015 Q3 |
| Charles Schwab Investment Management | 1.07M | 1.24% | $47.1M | added +5.8% | 2015 Q2 |
| Balyasny Asset Management | 1.07M | 1.24% | $47.1M | added +1776.2% | 2024 Q4 |
| Focus Partners Wealth | 958.2k | 1.11% | $42.2M | added +8% | 2024 Q3 |
| Millennium Management | 789.3k | 0.92% | $34.7M | trimmed -30.3% | 2017 Q4 |
| UBS | 699.9k | 0.81% | $30.8M | added +78.5% | 2015 Q2 |
| Freestone Grove Partners LP | 690.4k | 0.80% | $30.4M | opened | 2024 Q4 |
| Wells Fargo & COMPANY/MN | 674.7k | 0.78% | $29.7M | added +11.9% | 2015 Q2 |
| Bank OF America CORP /DE/ | 672.4k | 0.78% | $29.6M | added +115.4% | 2015 Q2 |
| Raymond James Financial INC | 632.4k | 0.73% | $27.8M | added +3.1% | 2019 Q4 |
| BNY Mellon | 628.7k | 0.73% | $27.7M | added +0.7% | 2015 Q2 |
| Qube Research & Technologies LTD | 609.0k | 0.71% | $26.8M | trimmed -49.6% | 2024 Q3 |
| First Trust Advisors LP | 571.9k | 0.66% | $25.2M | trimmed -35.3% | 2017 Q3 |
| Wellington Management | 559.3k | 0.65% | $24.6M | trimmed -31.4% | 2024 Q4 |
| Two Sigma | 558.9k | 0.65% | $24.6M | added +87.8% | 2023 Q3 |
| Allianz Asset Management GmbH | 537.7k | 0.63% | $23.7M | trimmed -51.9% | 2020 Q3 |
| Northern Trust | 520.4k | 0.60% | $22.9M | added +10.3% | 2015 Q2 |
| Stephens Investment Management Group LLC | 516.4k | 0.60% | $22.7M | added +27.5% | 2024 Q1 |
| Envestnet Asset Management INC | 484.9k | 0.56% | $21.3M | added +8.5% | 2016 Q4 |
| Congress Asset Management CO | 437.4k | 0.51% | $19.3M | added +32.2% | 2018 Q4 |
| Mackenzie Financial CORP | 433.6k | 0.50% | $19.1M | opened | 2025 Q2 |
| Connor, Clark & Lunn Investment Management LTD. | 427.5k | 0.50% | $18.8M | trimmed -30.4% | 2023 Q4 |
| Hancock Whitney CORP | 425.4k | 0.49% | $18.7M | added +24.5% | 2024 Q4 |
| Deutsche Bank AG\ | 416.0k | 0.48% | $18.3M | added +39% | 2015 Q2 |
| Principal Financial Group INC | 398.4k | 0.46% | $17.5M | added +2.6% | 2023 Q4 |
| Old West Investment Management, LLC | 389.5k | 0.45% | $17.1M | added +4.8% | 2017 Q1 |
| Natixis Advisors, LLC | 387.5k | 0.45% | $17.1M | added +2176% | 2023 Q4 |
| Goldman Sachs | 382.8k | 0.45% | $16.8M | added +4.2% | 2015 Q2 |
| Clark Capital Management Group, INC. | 377.7k | 0.44% | $16.6M | added +13.9% | 2025 Q1 |
| Invesco | 374.2k | 0.43% | $16.5M | trimmed -83.7% | 2015 Q2 |
| LOS Angeles Capital Management LLC | 361.6k | 0.42% | $15.9M | trimmed -18.8% | 2024 Q3 |
| Public Sector Pension Investment Board | 344.7k | 0.40% | $15.2M | added +3.2% | 2024 Q2 |
| Algert Global LLC | 333.5k | 0.39% | $14.7M | added +7.8% | 2022 Q1 |
| Interval Partners, LP | 285.4k | 0.33% | $12.6M | trimmed -24.3% | 2025 Q3 |
| BNP Paribas Financial Markets | 268.8k | 0.31% | $11.8M | trimmed -12.5% | 2015 Q3 |
| Jane Street | 237.3k | 0.28% | $10.4M | added +229.7% | 2019 Q4 |
| Barclays PLC | 235.0k | 0.27% | $10.3M | trimmed -21% | 2015 Q2 |
Largest 50 of 412 shown; the full ranked, searchable register is at boothcheck.com/holders/VIRT. 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.