Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
415 institutional managers reported holding QS for the quarter ended Mar 31, 2026. Together they hold about 38% of shares outstanding; the top 10 hold 23%. 53 opened new positions; 86 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 42.51M | 6.96% | $270.3M | added +3.7% | 2020 Q4 |
| BlackRock | 21.81M | 3.57% | $138.7M | added +4.9% | 2021 Q1 |
| D. E. Shaw | 19.74M | 3.23% | $125.6M | added +58.2% | 2020 Q4 |
| Two Sigma | 12.58M | 2.06% | $80.0M | added +120.1% | 2021 Q4 |
| Capricorn Investment Group LLC (focused) | 11.50M | 1.88% | $73.1M | unchanged | 2021 Q4 |
| Geode Capital | 8.35M | 1.37% | $53.1M | unchanged | 2021 Q1 |
| Renaissance Technologies | 8.05M | 1.32% | $51.2M | trimmed -0.8% | 2025 Q4 |
| State Street | 7.55M | 1.24% | $48.0M | added +0.7% | 2021 Q1 |
| Dimensional Fund Advisors | 5.74M | 0.94% | $36.5M | added +134.6% | 2021 Q3 |
| Morgan Stanley | 5.36M | 0.88% | $34.1M | trimmed -51.8% | 2020 Q4 |
| Goldman Sachs | 5.25M | 0.86% | $33.4M | added +91.6% | 2020 Q4 |
| UBS | 4.66M | 0.76% | $29.6M | added +2.9% | 2020 Q4 |
| Citadel Advisors | 4.42M | 0.72% | $28.1M | added +144.6% | 2020 Q4 |
| Coatue Management | 4.29M | 0.70% | $27.3M | added +16.2% | 2021 Q1 |
| Qube Research & Technologies LTD | 3.97M | 0.65% | $25.2M | added +131.3% | 2025 Q4 |
| Susquehanna International Group | 3.77M | 0.62% | $24.0M | added +480.8% | 2020 Q4 |
| Connor, Clark & Lunn Investment Management LTD. | 3.56M | 0.58% | $22.6M | trimmed -1.2% | 2025 Q3 |
| Point72 | 3.53M | 0.58% | $22.5M | added +772.7% | 2025 Q4 |
| Defiance ETFs, LLC | 3.07M | 0.50% | $19.5M | opened | 2026 Q1 |
| Charles Schwab Investment Management | 2.92M | 0.48% | $18.5M | added +2.7% | 2021 Q1 |
| Millennium Management | 2.80M | 0.46% | $17.8M | added +120.2% | 2020 Q4 |
| HRT Financial LP | 2.43M | 0.40% | $15.5M | added +907.3% | 2024 Q4 |
| Northern Trust | 2.25M | 0.37% | $14.3M | added +2% | 2021 Q1 |
| CPP Investment Board | 2.06M | 0.34% | $13.1M | added +4.6% | 2024 Q2 |
| Amundi | 1.96M | 0.32% | $12.5M | trimmed -13.1% | 2023 Q2 |
| Invesco | 1.96M | 0.32% | $12.5M | added +12.1% | 2020 Q4 |
| Walleye Capital LLC | 1.74M | 0.28% | $11.1M | added +81.6% | 2021 Q1 |
| Jump Financial | 1.56M | 0.26% | $10.0M | added +64.8% | 2025 Q4 |
| Baillie Gifford | 1.41M | 0.23% | $8.9M | trimmed -3.6% | 2020 Q4 |
| Susquehanna Portfolio Strategies, LLC | 1.25M | 0.20% | $7.9M | unchanged | 2025 Q2 |
| BNY Mellon | 1.20M | 0.20% | $7.6M | trimmed -0.7% | 2020 Q4 |
| Voloridge Investment Management | 1.05M | 0.17% | $6.7M | opened | 2026 Q1 |
| Group ONE Trading LLC | 886.0k | 0.14% | $5.6M | added +31.2% | 2023 Q2 |
| LPL Financial LLC | 865.2k | 0.14% | $5.5M | added +1.7% | 2020 Q4 |
| Arthedge Capital Management, LLC (focused) | 848.0k | 0.14% | $5.4M | unchanged | 2021 Q1 |
| Swiss National Bank | 824.9k | 0.14% | $5.2M | unchanged | 2022 Q4 |
| Marex Group plc | 822.4k | 0.14% | $5.2M | trimmed -23.3% | 2025 Q2 |
| Nuveen | 791.5k | 0.13% | $5.0M | trimmed -32.8% | 2021 Q1 |
| Clear Street Group INC. | 786.7k | 0.13% | $5.0M | trimmed -20.5% | 2025 Q4 |
| Cantor Fitzgerald, L. P. | 764.9k | 0.13% | $4.9M | trimmed -15.5% | 2024 Q4 |
| IMC-Chicago, LLC | 671.2k | 0.11% | $4.3M | added +2.4% | 2023 Q4 |
| Man Group | 617.4k | 0.10% | $3.9M | trimmed -69.4% | 2025 Q3 |
| Tudor Investment | 616.5k | 0.10% | $3.9M | trimmed -19.9% | 2025 Q1 |
| Balyasny Asset Management | 598.4k | 0.10% | $3.8M | added +1949.4% | 2024 Q4 |
| Jane Street | 590.8k | 0.10% | $3.8M | trimmed -70.1% | 2020 Q4 |
| Mirae Asset Global Etfs Holdings LTD. | 578.2k | 0.10% | $3.7M | added +25.3% | 2021 Q1 |
| Osaic Holdings, INC. | 502.7k | 0.08% | $3.2M | added +11.6% | 2020 Q4 |
| California State Teachers Retirement System | 491.7k | 0.08% | $3.1M | added +23.3% | 2021 Q2 |
| Bank OF America CORP /DE/ | 489.8k | 0.08% | $3.1M | trimmed -44.6% | 2020 Q4 |
| ExodusPoint | 464.0k | 0.08% | $3.0M | added +611.6% | 2025 Q4 |
Largest 50 of 415 shown; the full ranked, searchable register is at boothcheck.com/holders/QS. 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.