Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
1,388 institutional managers reported holding CAH for the quarter ended Mar 31, 2026. Together they hold about 84% of shares outstanding; the top 10 hold 43%. 145 opened new positions; 136 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 31.47M | 13.28% | $6.65B | unchanged | ≤2013 |
| BlackRock | 28.49M | 12.02% | $6.02B | trimmed -0.5% | ≤2013 |
| State Street | 12.07M | 5.09% | $2.55B | trimmed -3.5% | ≤2013 |
| Geode Capital | 6.58M | 2.78% | $1.39B | added +0.8% | ≤2013 |
| Morgan Stanley | 4.95M | 2.09% | $1.05B | trimmed -3.3% | ≤2013 |
| Wellington Management | 4.28M | 1.80% | $903.8M | trimmed -17.2% | ≤2013 |
| FMR (Fidelity) | 4.24M | 1.79% | $896.9M | trimmed -7.8% | ≤2013 |
| WCM Investment Management | 4.01M | 1.69% | $846.9M | trimmed -0.6% | 2025 Q4 |
| Invesco | 3.51M | 1.48% | $742.4M | added +35.9% | ≤2013 |
| UBS | 3.16M | 1.33% | $668.3M | trimmed -3.7% | ≤2013 |
| Bank OF America CORP /DE/ | 2.88M | 1.22% | $609.1M | trimmed -12.4% | ≤2013 |
| Northern Trust | 2.79M | 1.18% | $590.6M | trimmed -2.1% | ≤2013 |
| Goldman Sachs | 2.37M | 1.00% | $501.3M | added +15.6% | ≤2013 |
| Citadel Advisors | 2.33M | 0.98% | $493.0M | added +24.3% | ≤2013 |
| Legal & General Group PLC | 2.04M | 0.86% | $431.2M | trimmed -4.1% | ≤2013 |
| T. Rowe Price | 1.87M | 0.79% | $395.6M | unchanged | ≤2013 |
| Acadian Asset Management | 1.74M | 0.73% | $367.0M | added +21.4% | ≤2013 |
| BNP Paribas Financial Markets | 1.73M | 0.73% | $364.8M | trimmed -6.8% | ≤2013 |
| AQR Capital | 1.59M | 0.67% | $336.0M | added +17.4% | ≤2013 |
| Charles Schwab Investment Management | 1.56M | 0.66% | $330.0M | unchanged | ≤2013 |
| Ameriprise Financial INC | 1.54M | 0.65% | $325.4M | added +88.1% | ≤2013 |
| Victory Capital Management INC | 1.39M | 0.58% | $293.1M | trimmed -48.6% | 2015 Q1 |
| BNY Mellon | 1.36M | 0.57% | $287.4M | trimmed -2.5% | ≤2013 |
| Voya Investment Management LLC | 1.20M | 0.51% | $252.8M | trimmed -16.7% | ≤2013 |
| Dimensional Fund Advisors | 1.18M | 0.50% | $248.6M | unchanged | ≤2013 |
| SG Americas Securities, LLC | 1.15M | 0.48% | $242.5M | added +57.7% | ≤2013 |
| Deutsche Bank AG\ | 1.03M | 0.43% | $216.7M | added +3.2% | ≤2013 |
| Qube Research & Technologies LTD | 1.01M | 0.43% | $214.0M | trimmed -3.3% | 2022 Q4 |
| Robeco Institutional Asset Management B.v. | 1.01M | 0.43% | $213.8M | added +13.5% | ≤2013 |
| Barclays PLC | 993.9k | 0.42% | $210.1M | trimmed -17.8% | ≤2013 |
| Envestnet Asset Management INC | 978.9k | 0.41% | $206.9M | added +10.8% | ≤2013 |
| Royal Bank OF Canada | 952.7k | 0.40% | $201.4M | added +34.7% | ≤2013 |
| Man Group | 935.8k | 0.40% | $197.8M | trimmed -8.3% | 2018 Q1 |
| Amundi | 915.1k | 0.39% | $193.4M | added +24.3% | 2017 Q4 |
| Nuveen | 896.4k | 0.38% | $189.5M | trimmed -5.1% | ≤2013 |
| Cibc Bancorp USA INC. | 885.4k | 0.37% | $187.1M | added +88% | 2016 Q1 |
| KBC Group NV | 864.8k | 0.36% | $182.8M | trimmed -15.4% | ≤2013 |
| ProShare Advisors LLC | 836.4k | 0.35% | $176.8M | trimmed -19.7% | ≤2013 |
| Natixis Advisors, LLC | 831.5k | 0.35% | $175.8M | added +40.8% | ≤2013 |
| Federated Hermes, INC. | 794.8k | 0.34% | $168.0M | added +4.1% | ≤2013 |
| Bessemer Group INC | 750.0k | 0.32% | $158.5M | added +7053.4% | 2014 Q2 |
| SEI Investments CO | 746.7k | 0.32% | $157.8M | added +8.8% | ≤2013 |
| 1832 Asset Management L.p. | 745.2k | 0.31% | $157.5M | added +37159.8% | 2025 Q4 |
| Wells Fargo & COMPANY/MN | 722.6k | 0.30% | $152.7M | unchanged | ≤2013 |
| Schroder Investment Management Group | 716.7k | 0.30% | $151.5M | added +16.7% | ≤2013 |
| Raymond James Financial INC | 708.2k | 0.30% | $149.7M | added +22.6% | ≤2013 |
| Mitsubishi UFJ Asset Management CO., LTD. | 698.0k | 0.29% | $147.5M | added +5.3% | ≤2013 |
| Swiss National Bank | 697.3k | 0.29% | $147.4M | added +7.2% | ≤2013 |
| Prudential Financial INC | 685.3k | 0.29% | $144.9M | trimmed -3.5% | ≤2013 |
| Millennium Management | 679.7k | 0.29% | $143.7M | added +68.1% | 2017 Q3 |
Largest 50 of 1,388 shown; the full ranked, searchable register is at boothcheck.com/holders/CAH. 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.