Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
187 institutional managers reported holding AVAH for the quarter ended Mar 31, 2026. Together they hold about 89% of shares outstanding; the top 10 hold 71%. 35 opened new positions; 39 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Bain Capital Investors LLC (focused) | 81.60M | 36.74% | $525.9M | unchanged | 2021 Q2 |
| J.h. Whitney Equity Partners Vii, LLC (focused) | 36.24M | 16.32% | $233.6M | unchanged | 2021 Q4 |
| Nut Tree Capital Management, LP (focused) | 12.92M | 5.82% | $83.3M | added +4.4% | 2021 Q2 |
| Vanguard Group | 5.79M | 2.60% | $37.3M | added +3.7% | 2021 Q2 |
| BlackRock | 5.50M | 2.48% | $35.5M | trimmed -10.7% | 2021 Q2 |
| Summit Partners L P (focused) | 5.45M | 2.46% | $35.1M | trimmed -27.8% | 2025 Q2 |
| Boston Partners | 2.82M | 1.27% | $18.2M | added +756% | 2025 Q4 |
| Braidwell LP | 2.20M | 0.99% | $14.2M | opened | 2026 Q1 |
| Littlejohn & CO LLC (focused) | 2.20M | 0.99% | $14.2M | trimmed -21.2% | 2021 Q2 |
| Nuveen | 2.19M | 0.99% | $14.1M | added +39.7% | 2021 Q2 |
| Algert Global LLC | 1.79M | 0.81% | $11.6M | added +46.5% | 2024 Q3 |
| Qube Research & Technologies LTD | 1.77M | 0.80% | $11.4M | added +18.9% | 2024 Q1 |
| Geode Capital | 1.71M | 0.77% | $11.0M | trimmed -7.3% | 2021 Q2 |
| Emerald Advisers, LLC | 1.69M | 0.76% | $10.9M | trimmed -3.3% | 2025 Q4 |
| State Street | 1.56M | 0.70% | $10.1M | added +5.2% | 2021 Q2 |
| Morgan Stanley | 1.54M | 0.69% | $9.9M | trimmed -10.2% | 2021 Q2 |
| Two Sigma | 1.37M | 0.62% | $8.8M | added +391.4% | 2025 Q3 |
| Dimensional Fund Advisors | 1.33M | 0.60% | $8.6M | added +49.5% | 2025 Q2 |
| Adage Capital Partners GP, L.l.c. | 976.9k | 0.44% | $6.3M | added +38.2% | 2025 Q4 |
| Emerald Mutual Fund Advisers Trust | 975.9k | 0.44% | $6.3M | unchanged | 2025 Q4 |
| Assenagon Asset Management S.a. | 951.6k | 0.43% | $6.1M | added +16.4% | 2025 Q3 |
| Hillsdale Investment Management INC. | 927.0k | 0.42% | $6.0M | added +4.3% | 2025 Q3 |
| Renaissance Technologies | 905.9k | 0.41% | $5.8M | trimmed -8.9% | 2022 Q1 |
| Squarepoint Ops LLC | 875.2k | 0.39% | $5.6M | added +121.2% | 2023 Q3 |
| Connor, Clark & Lunn Investment Management LTD. | 851.9k | 0.38% | $5.5M | trimmed -6.8% | 2024 Q3 |
| Arrowstreet Capital | 811.3k | 0.36% | $5.2M | trimmed -38.6% | 2024 Q3 |
| Russell Investments Group, LTD. | 790.3k | 0.36% | $5.1M | added +40.8% | 2023 Q2 |
| First Eagle Investment Management | 766.7k | 0.34% | $4.9M | trimmed -1.9% | 2024 Q4 |
| Zimmer Partners, LP | 762.1k | 0.34% | $4.9M | added +0.6% | 2025 Q4 |
| Federated Hermes, INC. | 761.1k | 0.34% | $4.9M | trimmed -7.7% | 2023 Q4 |
| Goldman Sachs | 754.7k | 0.34% | $4.9M | added +74.4% | 2021 Q2 |
| Millennium Management | 750.6k | 0.34% | $4.8M | trimmed -32.7% | 2023 Q3 |
| Acadian Asset Management | 722.9k | 0.33% | $4.7M | added +18.4% | 2023 Q4 |
| Panagora Asset Management INC | 638.1k | 0.29% | $4.1M | added +25.6% | 2024 Q3 |
| Northern Trust | 636.0k | 0.29% | $4.1M | trimmed -8.9% | 2021 Q2 |
| Charles Schwab Investment Management | 604.8k | 0.27% | $3.9M | trimmed -10.6% | 2021 Q2 |
| Voya Investment Management LLC | 578.4k | 0.26% | $3.7M | added +207.3% | 2023 Q4 |
| LOS Angeles Capital Management LLC | 527.8k | 0.24% | $3.4M | added +177.9% | 2025 Q1 |
| Mackenzie Financial CORP | 523.2k | 0.24% | $3.4M | added +142% | 2023 Q3 |
| AQR Capital | 459.8k | 0.21% | $3.0M | added +30.5% | 2024 Q4 |
| Bank OF America CORP /DE/ | 402.5k | 0.18% | $2.6M | added +64.2% | 2021 Q2 |
| ExodusPoint | 390.7k | 0.18% | $2.5M | added +150.2% | 2025 Q2 |
| Tiaa Wealth Investment Management LLC | 388.2k | 0.17% | $2.5M | opened | 2026 Q1 |
| FMR (Fidelity) | 365.7k | 0.17% | $2.4M | added +171.1% | 2021 Q4 |
| UBS | 337.4k | 0.15% | $2.2M | trimmed -27.5% | 2021 Q2 |
| NFJ Investment Group, LLC | 313.0k | 0.14% | $2.0M | opened | 2026 Q1 |
| Raymond James Financial INC | 312.1k | 0.14% | $2.0M | added +161.6% | 2024 Q2 |
| Deutsche Bank AG\ | 299.2k | 0.14% | $1.9M | added +2.3% | 2021 Q2 |
| Trexquant Investment LP | 298.9k | 0.14% | $1.9M | added +225.3% | 2025 Q3 |
| Citadel Advisors | 276.9k | 0.13% | $1.8M | trimmed -82.1% | 2024 Q2 |
Largest 50 of 187 shown; the full ranked, searchable register is at boothcheck.com/holders/AVAH. 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.