Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
335 institutional managers reported holding GFS for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 93%. 78 opened new positions; 57 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Mubadala Investment CO Pjsc | 423.04M | 76.22% | $18.82B | trimmed -6.1% | 2023 Q4 |
| FMR (Fidelity) | 64.06M | 11.54% | $2.85B | added +15.5% | 2021 Q4 |
| Marshall Wace | 5.05M | 0.91% | $224.7M | added +112.1% | 2021 Q4 |
| Slate Path Capital LP (focused) | 5.04M | 0.91% | $224.3M | added +3.8% | 2025 Q3 |
| Morgan Stanley | 4.64M | 0.83% | $206.3M | added +182.9% | 2021 Q4 |
| AQR Capital | 3.22M | 0.58% | $143.5M | added +12.6% | 2022 Q4 |
| Millennium Management | 3.18M | 0.57% | $141.6M | added +39.2% | 2021 Q4 |
| BlackRock | 3.09M | 0.56% | $137.4M | added +7.2% | 2021 Q4 |
| Bessemer Group INC | 2.81M | 0.51% | $125.2M | added +8275141.2% | 2025 Q3 |
| Two Sigma | 2.67M | 0.48% | $119.0M | added +45% | 2021 Q4 |
| Goldman Sachs | 2.33M | 0.42% | $103.6M | added +92.7% | 2021 Q4 |
| Citadel Advisors | 2.02M | 0.36% | $90.0M | added +12.5% | 2021 Q4 |
| Jane Street | 1.92M | 0.35% | $85.4M | added +8.4% | 2025 Q2 |
| Ghisallo Capital Management LLC | 1.80M | 0.32% | $80.1M | opened | 2026 Q1 |
| Squarepoint Ops LLC | 1.49M | 0.27% | $66.4M | trimmed -26.2% | 2021 Q4 |
| Balyasny Asset Management | 1.34M | 0.24% | $59.7M | added +46% | 2024 Q4 |
| Dimensional Fund Advisors | 1.34M | 0.24% | $59.6M | added +2.4% | 2023 Q2 |
| Burkehill Global Management, LP | 1.29M | 0.23% | $57.2M | opened | 2026 Q1 |
| State Street | 1.22M | 0.22% | $54.4M | added +21.5% | 2021 Q4 |
| Phoenix Financial LTD. | 1.10M | 0.20% | $49.1M | opened | 2026 Q1 |
| Geode Capital | 1.09M | 0.20% | $48.5M | added +10.8% | 2021 Q4 |
| Qube Research & Technologies LTD | 1.07M | 0.19% | $47.5M | added +1540.7% | 2025 Q4 |
| UBS | 914.0k | 0.17% | $40.7M | trimmed -50.9% | 2021 Q4 |
| Adage Capital Partners GP, L.l.c. | 900.0k | 0.16% | $40.0M | trimmed -5.3% | 2024 Q4 |
| Bank OF America CORP /DE/ | 875.4k | 0.16% | $38.9M | added +106.1% | 2021 Q4 |
| Invesco | 861.4k | 0.15% | $38.3M | added +5% | 2021 Q4 |
| Nomura Asset Management International INC. | 856.1k | 0.15% | $38.1M | added +1135.8% | 2024 Q3 |
| ArrowMark Colorado Holdings LLC | 832.8k | 0.15% | $37.0M | trimmed -45.6% | 2021 Q4 |
| Walleye Capital LLC | 752.5k | 0.14% | $33.5M | added +486.3% | 2023 Q3 |
| Healthcare OF Ontario Pension Plan Trust Fund | 715.0k | 0.13% | $31.8M | added +322.8% | 2024 Q1 |
| Woodline Partners LP | 703.0k | 0.13% | $31.3M | trimmed -53.4% | 2025 Q1 |
| CPP Investment Board | 675.9k | 0.12% | $30.1M | added +93.2% | 2021 Q4 |
| Mirae Asset Global Etfs Holdings LTD. | 668.2k | 0.12% | $29.7M | trimmed -13.6% | 2022 Q3 |
| Wellington Management | 645.2k | 0.12% | $28.7M | opened | 2026 Q1 |
| Vanguard Group | 574.2k | 0.10% | $25.5M | added +43.5% | 2021 Q4 |
| HRT Financial LP | 542.1k | 0.10% | $24.1M | trimmed -70% | 2025 Q2 |
| Junto Capital Management LP | 502.4k | 0.09% | $22.3M | opened | 2026 Q1 |
| Atreides Management, LP | 474.6k | 0.09% | $21.1M | opened | 2026 Q1 |
| Charles Schwab Investment Management | 463.7k | 0.08% | $20.6M | added +11.4% | 2021 Q4 |
| Soros Fund Management | 444.4k | 0.08% | $19.8M | opened | 2026 Q1 |
| Legal & General Group PLC | 401.8k | 0.07% | $17.9M | added +4.4% | 2022 Q1 |
| Delta Global Management LP | 391.9k | 0.07% | $17.4M | opened | 2026 Q1 |
| AllianceBernstein | 296.7k | 0.05% | $13.2M | added +970.5% | 2021 Q4 |
| Jain Global LLC | 289.6k | 0.05% | $12.9M | trimmed -51.6% | 2024 Q4 |
| Appleton Partners INC/MA | 268.7k | 0.05% | $12.0M | opened | 2026 Q1 |
| BNP Paribas Financial Markets | 266.1k | 0.05% | $11.8M | added +23.8% | 2024 Q4 |
| Citigroup INC | 265.1k | 0.05% | $11.8M | trimmed -9.4% | 2021 Q4 |
| First Trust Advisors LP | 264.8k | 0.05% | $11.8M | added +97.4% | 2022 Q3 |
| Kettle Hill Capital Management, LLC (focused) | 252.5k | 0.05% | $11.2M | opened | 2026 Q1 |
| Seven Grand Managers, LLC | 250.0k | 0.04% | $11.1M | opened | 2026 Q1 |
Largest 50 of 335 shown; the full ranked, searchable register is at boothcheck.com/holders/GFS. 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.