Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
734 institutional managers reported holding AA for the quarter ended Mar 31, 2026. Together they hold about 75% of shares outstanding; the top 10 hold 45%. 191 opened new positions; 83 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 28.39M | 10.67% | $1.88B | added +16.3% | ≤2013 |
| Vanguard Group | 26.45M | 9.94% | $1.75B | added +5.1% | ≤2013 |
| Eagle Capital Management LLC | 14.10M | 5.30% | $935.1M | trimmed -11.6% | 2024 Q2 |
| FMR (Fidelity) | 12.85M | 4.83% | $852.5M | added +160.6% | ≤2013 |
| State Street | 10.88M | 4.09% | $721.8M | trimmed -1.2% | ≤2013 |
| Dimensional Fund Advisors | 8.63M | 3.24% | $572.1M | trimmed -25.5% | ≤2013 |
| Geode Capital | 5.94M | 2.23% | $394.2M | trimmed -10.7% | ≤2013 |
| AQR Capital | 5.17M | 1.94% | $343.0M | added +25.1% | 2023 Q2 |
| Morgan Stanley | 4.10M | 1.54% | $271.7M | added +6.8% | ≤2013 |
| Pacer Advisors, INC. | 4.00M | 1.50% | $265.4M | added +27.3% | 2021 Q3 |
| Invesco | 3.63M | 1.36% | $240.7M | added +50.2% | ≤2013 |
| D. E. Shaw | 3.61M | 1.36% | $239.5M | added +2619.3% | ≤2013 |
| BNY Mellon | 3.14M | 1.18% | $208.3M | trimmed -49.8% | ≤2013 |
| Northern Trust | 2.22M | 0.83% | $147.2M | added +7.1% | ≤2013 |
| Charles Schwab Investment Management | 2.10M | 0.79% | $139.6M | added +1.8% | ≤2013 |
| AGF Management LTD | 2.08M | 0.78% | $137.6M | added +756.3% | 2025 Q4 |
| Amundi | 2.01M | 0.76% | $133.3M | added +47.8% | 2017 Q4 |
| Mirae Asset Global Etfs Holdings LTD. | 1.91M | 0.72% | $126.7M | added +1.8% | 2018 Q3 |
| Tidal Investments LLC | 1.62M | 0.61% | $107.4M | added +3530.4% | 2023 Q4 |
| Mackenzie Financial CORP | 1.50M | 0.56% | $99.7M | trimmed -13% | 2024 Q2 |
| Duquesne Family Office | 1.49M | 0.56% | $99.1M | added +8.5% | 2025 Q4 |
| Qube Research & Technologies LTD | 1.39M | 0.52% | $92.2M | opened | 2025 Q1 |
| Panagora Asset Management INC | 1.39M | 0.52% | $92.0M | trimmed -7.3% | 2025 Q2 |
| T. Rowe Price | 1.38M | 0.52% | $91.8M | trimmed -11.8% | ≤2013 |
| Temasek Holdings | 1.30M | 0.49% | $86.3M | added +21.1% | 2024 Q3 |
| UBS | 1.28M | 0.48% | $84.7M | trimmed -64.8% | ≤2013 |
| AllianceBernstein | 965.9k | 0.36% | $64.1M | added +198.7% | ≤2013 |
| Douglas Lane & Associates, LLC | 939.5k | 0.35% | $62.3M | trimmed -25.6% | 2022 Q4 |
| Maple Rock Capital Partners INC. (focused) | 903.3k | 0.34% | $59.9M | trimmed -72.3% | 2025 Q4 |
| Bank OF America CORP /DE/ | 896.2k | 0.34% | $59.4M | trimmed -50.8% | ≤2013 |
| Victory Capital Management INC | 847.7k | 0.32% | $56.2M | trimmed -23.6% | 2019 Q3 |
| Holocene Advisors | 844.2k | 0.32% | $56.0M | added +32.2% | 2025 Q2 |
| Citadel Advisors | 829.4k | 0.31% | $55.0M | trimmed -58.2% | ≤2013 |
| Goldman Sachs | 780.5k | 0.29% | $51.8M | added +41.1% | ≤2013 |
| MFS Investment Management | 738.8k | 0.28% | $49.0M | opened | 2026 Q1 |
| VAN ECK Associates CORP | 707.1k | 0.27% | $46.9M | trimmed -1% | ≤2013 |
| Rhumbline Advisers | 690.6k | 0.26% | $45.8M | added +2.2% | ≤2013 |
| Global Alpha Capital Management LTD. | 689.2k | 0.26% | $45.7M | trimmed -34.6% | 2024 Q3 |
| Oxbow Capital Management (HK) LTD (focused) | 685.0k | 0.26% | $45.4M | added +8.7% | 2025 Q4 |
| Gotham Asset Management | 641.2k | 0.24% | $42.5M | added +5.6% | 2023 Q4 |
| Encompass Capital Advisors LLC | 605.1k | 0.23% | $40.1M | trimmed -20.7% | 2023 Q4 |
| Renaissance Technologies | 598.7k | 0.23% | $39.7M | opened | 2016 Q3 |
| Arga Investment Management, LP | 598.0k | 0.23% | $39.7M | trimmed -13.2% | 2022 Q1 |
| BNP Paribas Financial Markets | 583.8k | 0.22% | $38.7M | added +373.1% | ≤2013 |
| Principal Financial Group INC | 583.5k | 0.22% | $38.7M | added +4.8% | ≤2013 |
| SEI Investments CO | 579.3k | 0.22% | $38.4M | added +9.2% | 2020 Q4 |
| Cookson Peirce & CO INC | 559.7k | 0.21% | $37.1M | added +6128.3% | 2025 Q4 |
| Capstone Investment Advisors, LLC | 543.7k | 0.20% | $36.1M | opened | 2025 Q2 |
| Retirement Systems of Alabama | 536.0k | 0.20% | $35.6M | added +72.5% | 2021 Q4 |
| Federated Hermes, INC. | 520.9k | 0.20% | $34.6M | added +99.9% | 2017 Q4 |
Largest 50 of 734 shown; the full ranked, searchable register is at boothcheck.com/holders/AA. 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.