Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
276 institutional managers reported holding TALO for the quarter ended Mar 31, 2026. Together they hold about 73% of shares outstanding; the top 10 hold 44%. 57 opened new positions; 37 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 19.56M | 11.62% | $308.3M | unchanged | 2018 Q2 |
| Vanguard Group | 9.68M | 5.75% | $152.5M | added +1.7% | 2018 Q2 |
| Dimensional Fund Advisors | 9.47M | 5.62% | $149.2M | added +5.6% | 2018 Q2 |
| State Street | 8.01M | 4.75% | $126.2M | added +26.5% | 2018 Q2 |
| Sourcerock Group LLC (focused) | 7.95M | 4.72% | $125.3M | trimmed -24.8% | 2021 Q2 |
| American Century Companies INC | 5.87M | 3.49% | $92.5M | added +5% | 2019 Q2 |
| CPP Investment Board | 4.02M | 2.39% | $63.3M | unchanged | 2021 Q4 |
| Geode Capital | 3.09M | 1.84% | $48.7M | added +1.2% | 2018 Q2 |
| Webs Creek Capital Management LP (focused) | 3.03M | 1.80% | $47.8M | trimmed -8.2% | 2025 Q2 |
| BNP Paribas Financial Markets | 2.78M | 1.65% | $43.9M | added +9.6% | 2018 Q3 |
| UBS | 2.77M | 1.65% | $43.7M | trimmed -26.1% | 2018 Q2 |
| Charles Schwab Investment Management | 2.45M | 1.46% | $38.6M | unchanged | 2018 Q2 |
| Morgan Stanley | 1.96M | 1.16% | $30.9M | added +15.9% | 2018 Q2 |
| Victory Capital Management INC | 1.84M | 1.09% | $29.1M | added +16% | 2019 Q2 |
| Nuveen | 1.79M | 1.06% | $28.3M | added +26.1% | 2019 Q2 |
| Ameriprise Financial INC | 1.46M | 0.86% | $22.9M | trimmed -20.2% | 2018 Q4 |
| Mackay Shields LLC (focused) | 1.33M | 0.79% | $20.9M | trimmed -55.8% | 2018 Q2 |
| Bridgeway Capital Management, LLC | 1.31M | 0.78% | $20.6M | added +2.4% | 2019 Q4 |
| Northern Trust | 1.27M | 0.76% | $20.0M | added +2.3% | 2018 Q2 |
| Invesco | 1.16M | 0.69% | $18.3M | added +11.3% | 2018 Q2 |
| Empowered Funds, LLC | 1.15M | 0.69% | $18.2M | added +3.4% | 2023 Q2 |
| Millennium Management | 1.08M | 0.64% | $17.1M | added +217.7% | 2023 Q3 |
| Goldman Sachs | 1.05M | 0.63% | $16.6M | trimmed -30.1% | 2018 Q2 |
| Citadel Advisors | 1.04M | 0.62% | $16.4M | added +754.3% | 2018 Q2 |
| Federated Hermes, INC. | 1.00M | 0.60% | $15.8M | added +56% | 2025 Q3 |
| Principal Financial Group INC | 838.8k | 0.50% | $13.2M | trimmed -13.4% | 2019 Q3 |
| Hotchkis & Wiley Capital Management LLC | 756.5k | 0.45% | $11.9M | trimmed -42.6% | 2021 Q4 |
| Barclays PLC | 723.1k | 0.43% | $11.4M | trimmed -10% | 2018 Q2 |
| BNY Mellon | 705.3k | 0.42% | $11.1M | trimmed -3.8% | 2018 Q2 |
| Man Group | 694.8k | 0.41% | $11.0M | added +93.2% | 2025 Q1 |
| CSM Advisors, LLC | 664.8k | 0.40% | $10.5M | added +67.2% | 2025 Q3 |
| Jane Street | 663.0k | 0.39% | $10.4M | added +268.9% | 2020 Q1 |
| Public Sector Pension Investment Board | 651.0k | 0.39% | $10.3M | added +9.2% | 2019 Q4 |
| Cambria Investment Management, L.p. | 618.9k | 0.37% | $9.8M | added +950.8% | 2025 Q4 |
| Franklin Resources | 603.9k | 0.36% | $9.5M | added +38.2% | 2024 Q2 |
| Bank OF America CORP /DE/ | 578.8k | 0.34% | $9.1M | added +9.5% | 2018 Q2 |
| Connor, Clark & Lunn Investment Management LTD. | 563.0k | 0.33% | $8.9M | opened | 2026 Q1 |
| First Eagle Investment Management | 503.9k | 0.30% | $7.9M | opened | 2026 Q1 |
| Nexpoint Asset Management, L.p. | 496.6k | 0.29% | $7.8M | trimmed -3.2% | 2024 Q1 |
| American Financial Group INC | 487.6k | 0.29% | $7.7M | trimmed -67.2% | 2023 Q1 |
| Arrowstreet Capital | 459.5k | 0.27% | $7.2M | added +22.8% | 2025 Q3 |
| Algert Global LLC | 459.2k | 0.27% | $7.2M | opened | 2026 Q1 |
| Prudential Financial INC | 455.8k | 0.27% | $7.2M | trimmed -5.9% | 2018 Q2 |
| Campbell & CO Investment Adviser LLC | 455.2k | 0.27% | $7.2M | added +1994.5% | 2025 Q2 |
| Tudor Investment | 450.9k | 0.27% | $7.1M | opened | 2025 Q1 |
| Keating Investment Counselors INC | 443.6k | 0.26% | $7.0M | unchanged | 2021 Q3 |
| Congress Asset Management CO | 422.1k | 0.25% | $6.7M | added +16.7% | 2023 Q2 |
| Soviero Asset Management, LP (focused) | 408.0k | 0.24% | $6.4M | added +13.3% | 2025 Q3 |
| Edgestream Partners, L.p. | 399.5k | 0.24% | $6.3M | added +185% | 2025 Q1 |
| Citigroup INC | 378.0k | 0.23% | $6.0M | added +84.5% | 2018 Q2 |
Largest 50 of 276 shown; the full ranked, searchable register is at boothcheck.com/holders/TALO. 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.