Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
259 institutional managers reported holding ARI for the quarter ended Mar 31, 2026. Together they hold about 61% of shares outstanding; the top 10 hold 42%. 40 opened new positions; 41 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 21.18M | 15.16% | $223.9M | unchanged | ≤2013 |
| Vanguard Group | 15.43M | 11.05% | $163.1M | added +2.3% | ≤2013 |
| State Street | 5.27M | 3.77% | $55.7M | trimmed -0.6% | ≤2013 |
| No Street GP LP (focused) | 3.35M | 2.40% | $35.4M | added +3.7% | 2025 Q2 |
| Geode Capital | 3.32M | 2.38% | $35.1M | added +5% | ≤2013 |
| Mirae Asset Global Etfs Holdings LTD. | 2.74M | 1.97% | $29.0M | added +24.2% | 2018 Q3 |
| Invesco | 2.17M | 1.55% | $22.9M | added +74.4% | ≤2013 |
| Charles Schwab Investment Management | 2.16M | 1.54% | $22.8M | trimmed -2.1% | ≤2013 |
| Morgan Stanley | 1.78M | 1.27% | $18.8M | trimmed -8.7% | ≤2013 |
| Northern Trust | 1.70M | 1.22% | $17.9M | added +3% | ≤2013 |
| Millennium Management | 1.29M | 0.92% | $13.6M | added +155.2% | 2024 Q3 |
| VAN ECK Associates CORP | 1.24M | 0.89% | $13.1M | added +4.3% | ≤2013 |
| UBS | 1.10M | 0.79% | $11.6M | added +17.7% | ≤2013 |
| BNY Mellon | 930.4k | 0.67% | $9.8M | trimmed -0.8% | ≤2013 |
| Empyrean Capital Partners, LP | 883.8k | 0.63% | $9.3M | opened | 2026 Q1 |
| First Trust Advisors LP | 782.5k | 0.56% | $8.3M | added +23% | 2016 Q1 |
| Azora Capital LP (focused) | 708.3k | 0.51% | $7.5M | opened | 2026 Q1 |
| Apollo Management | 665.6k | 0.48% | $7.0M | unchanged | 2014 Q2 |
| Principal Financial Group INC | 640.3k | 0.46% | $6.8M | trimmed -25% | 2015 Q2 |
| Hotchkis & Wiley Capital Management LLC | 613.7k | 0.44% | $6.5M | trimmed -3.4% | 2022 Q3 |
| Edgestream Partners, L.p. | 501.5k | 0.36% | $5.3M | trimmed -8.4% | 2025 Q2 |
| Public Sector Pension Investment Board | 469.4k | 0.34% | $5.0M | added +3.7% | 2017 Q2 |
| Goldman Sachs | 456.8k | 0.33% | $4.8M | trimmed -39.5% | ≤2013 |
| Readystate Asset Management LP | 450.8k | 0.32% | $4.8M | opened | 2026 Q1 |
| Cura Wealth Advisors, LLC | 437.2k | 0.31% | $4.6M | trimmed -46.9% | 2024 Q4 |
| Rhumbline Advisers | 389.8k | 0.28% | $4.1M | added +1.2% | ≤2013 |
| Bank OF America CORP /DE/ | 382.2k | 0.27% | $4.0M | added +17.4% | ≤2013 |
| Nomura Asset Management International INC. | 368.1k | 0.26% | $3.9M | added +236.2% | 2024 Q4 |
| XTX Topco LTD | 361.8k | 0.26% | $3.8M | opened | 2026 Q1 |
| Allianz Asset Management GmbH | 343.6k | 0.25% | $3.6M | trimmed -22.7% | 2025 Q2 |
| Susquehanna International Group | 337.4k | 0.24% | $3.6M | added +1204.5% | 2018 Q4 |
| Carmel Capital Partners, LLC | 336.3k | 0.24% | $3.6M | added +6.9% | 2025 Q3 |
| Nuveen | 334.9k | 0.24% | $3.5M | trimmed -13.8% | 2019 Q2 |
| Renaissance Technologies | 327.5k | 0.23% | $3.5M | opened | 2025 Q1 |
| LPL Financial LLC | 325.9k | 0.23% | $3.4M | trimmed -7.8% | 2017 Q2 |
| AQR Capital | 321.5k | 0.23% | $3.4M | added +2.6% | 2015 Q4 |
| Legal & General Group PLC | 319.4k | 0.23% | $3.4M | unchanged | 2014 Q3 |
| Ameriprise Financial INC | 307.2k | 0.22% | $3.2M | trimmed -3.9% | 2016 Q2 |
| NewGen Asset Management LTD (focused) | 305.7k | 0.22% | $3.2M | opened | 2026 Q1 |
| Brevan Howard Capital Management LP | 305.0k | 0.22% | $3.2M | opened | 2026 Q1 |
| Purpose Unlimited INC. | 277.2k | 0.20% | $2.9M | added +12.1% | 2025 Q4 |
| Balyasny Asset Management | 276.1k | 0.20% | $2.9M | trimmed -46.7% | 2025 Q1 |
| BI Asset Management Fondsmaeglerselskab A/S | 264.1k | 0.19% | $2.8M | trimmed -5.6% | 2022 Q4 |
| Swiss National Bank | 260.2k | 0.19% | $2.8M | unchanged | ≤2013 |
| Peak6 LLC | 232.5k | 0.17% | $2.5M | opened | 2024 Q3 |
| New Age Alpha Advisors, LLC | 230.1k | 0.17% | $2.4M | trimmed -3.7% | 2024 Q4 |
| Wells Fargo & COMPANY/MN | 219.3k | 0.16% | $2.3M | trimmed -30.6% | ≤2013 |
| Davidson Kempner | 219.2k | 0.16% | $2.3M | opened | 2026 Q1 |
| Prelude Capital Management, LLC | 200.0k | 0.14% | $2.1M | trimmed -11.1% | 2024 Q4 |
| One William Street Capital Management, L.p. (focused) | 200.0k | 0.14% | $2.1M | opened | 2026 Q1 |
Largest 50 of 259 shown; the full ranked, searchable register is at boothcheck.com/holders/ARI. 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.