Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
147 institutional managers reported holding YPF for the quarter ended Mar 31, 2026. Together they hold about 10% of shares outstanding; the top 10 hold 7%. 53 opened new positions; 20 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Aquamarine Financial (Cayman) LTD (focused) | 9.03M | 2.30% | $417.2M | trimmed -14% | 2025 Q3 |
| North of South Capital LLP (focused) | 3.52M | 0.90% | $162.9M | added +111% | 2024 Q2 |
| Duquesne Family Office | 3.24M | 0.83% | $149.6M | added +433.1% | 2024 Q2 |
| VR Advisory Services LTD (focused) | 3.23M | 0.82% | $149.4M | unchanged | 2022 Q3 |
| Morgan Stanley | 1.91M | 0.49% | $88.4M | added +51% | ≤2013 |
| Mirae Asset Global Etfs Holdings LTD. | 1.73M | 0.44% | $80.1M | added +3.9% | 2018 Q3 |
| Ping Capital Management, INC. | 1.38M | 0.35% | $63.7M | trimmed -29.3% | 2024 Q2 |
| TT International Asset Management LTD (focused) | 1.29M | 0.33% | $59.6M | added +4896.7% | 2025 Q4 |
| Jane Street | 1.22M | 0.31% | $56.6M | added +681.6% | 2021 Q2 |
| Russell Investments Group, LTD. | 1.06M | 0.27% | $49.2M | added +134.6% | 2016 Q4 |
| Grantham, Mayo, Van Otterloo & CO. LLC | 926.2k | 0.24% | $42.8M | trimmed -19.2% | 2024 Q1 |
| Oaktree Capital (focused) | 886.5k | 0.23% | $41.0M | opened | 2026 Q1 |
| Citadel Advisors | 841.8k | 0.21% | $38.9M | added +41.8% | 2024 Q1 |
| Goldman Sachs | 792.0k | 0.20% | $36.6M | added +78.9% | ≤2013 |
| Millennium Management | 736.5k | 0.19% | $34.0M | added +391.3% | 2020 Q4 |
| BlackRock | 719.8k | 0.18% | $33.3M | added +216705.1% | ≤2013 |
| UBS | 565.9k | 0.14% | $26.2M | trimmed -22.1% | ≤2013 |
| Discovery Capital Management, LLC / CT | 538.2k | 0.14% | $24.9M | added +99.3% | 2021 Q3 |
| Rheos Capital Works INC. | 500.0k | 0.13% | $23.1M | opened | 2026 Q1 |
| Equinox Partners Investment Management LLC (focused) | 467.0k | 0.12% | $21.6M | opened | 2026 Q1 |
| Candriam S.c.a. | 444.0k | 0.11% | $20.5M | added +202% | 2025 Q4 |
| Fourth Sail Capital LP (focused) | 363.7k | 0.09% | $16.8M | opened | 2026 Q1 |
| Susquehanna International Group | 296.1k | 0.08% | $13.7M | added +390.7% | 2020 Q1 |
| Hsbc Holdings PLC | 277.6k | 0.07% | $12.8M | trimmed -7.3% | 2014 Q3 |
| Hite Hedge Asset Management LLC | 277.2k | 0.07% | $12.8M | opened | 2026 Q1 |
| Kapitalo Investimentos Ltda (focused) | 257.6k | 0.07% | $11.9M | unchanged | 2025 Q3 |
| Jump Financial | 249.7k | 0.06% | $11.5M | opened | 2026 Q1 |
| Vaughan Nelson Investment Management, L.p. | 245.7k | 0.06% | $11.4M | trimmed -6.4% | 2024 Q4 |
| Citigroup INC | 242.7k | 0.06% | $11.2M | added +334.1% | ≤2013 |
| Globeflex Capital L P | 221.5k | 0.06% | $10.2M | unchanged | 2021 Q4 |
| Wexford Capital LP | 204.8k | 0.05% | $9.5M | added +59.1% | 2025 Q4 |
| Alpine Global Management, LLC | 204.0k | 0.05% | $9.4M | unchanged | 2025 Q4 |
| Brevan Howard Capital Management LP | 165.0k | 0.04% | $7.6M | trimmed -18.4% | 2024 Q2 |
| Aquatic Capital Management LLC | 151.3k | 0.04% | $7.0M | opened | 2026 Q1 |
| Tidal Investments LLC | 148.1k | 0.04% | $6.8M | added +1042.9% | 2025 Q4 |
| Y-Intercept (Hong Kong) LTD | 140.9k | 0.04% | $6.5M | opened | 2026 Q1 |
| Bank OF America CORP /DE/ | 124.0k | 0.03% | $5.7M | trimmed -42.7% | ≤2013 |
| Glenorchy Capital LTD | 115.1k | 0.03% | $5.3M | added +1.4% | 2023 Q4 |
| Barclays PLC | 110.9k | 0.03% | $5.1M | unchanged | ≤2013 |
| Oaktree Fund Advisors, LLC (focused) | 108.6k | 0.03% | $5.0M | opened | 2026 Q1 |
| DZ Bank AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 105.0k | 0.03% | $4.9M | added +59.1% | 2024 Q4 |
| RWC Asset Management LLP | 77.2k | 0.02% | $3.6M | added +28.1% | 2023 Q4 |
| Barometer Capital Management INC. | 75.1k | 0.02% | $3.5M | opened | 2024 Q2 |
| Amundi | 74.9k | 0.02% | $3.5M | trimmed -12.4% | 2023 Q1 |
| Caitong International Asset Management CO., LTD | 73.7k | 0.02% | $3.4M | opened | 2025 Q1 |
| Himension Capital (SINGAPORE) Pte. LTD. | 69.6k | 0.02% | $3.2M | opened | 2026 Q1 |
| BNP Paribas Financial Markets | 67.7k | 0.02% | $3.1M | trimmed -6% | 2013 Q3 |
| LPL Financial LLC | 66.0k | 0.02% | $3.0M | added +13.4% | 2022 Q3 |
| Assenagon Asset Management S.a. | 59.5k | 0.01% | $2.7M | opened | 2026 Q1 |
| Walleye Capital LLC | 58.5k | 0.01% | $2.7M | trimmed -25.2% | 2024 Q3 |
Largest 50 of 147 shown; the full ranked, searchable register is at boothcheck.com/holders/YPF. 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.