Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
1,343 institutional managers reported holding AZN for the quarter ended Mar 31, 2026. Together they hold about 47% of shares outstanding; the top 10 hold 21%. 274 opened new positions; 319 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 78.07M | 5.04% | $15.40B | added +54701% | 2020 Q1 |
| Investor AB (focused) | 51.59M | 3.33% | $10.17B | opened | 2026 Q1 |
| Capital International Investors | 34.39M | 2.22% | $6.78B | added +136.8% | 2013 Q4 |
| FMR (Fidelity) | 29.60M | 1.91% | $5.84B | added +35.5% | ≤2013 |
| Capital Group (American Funds) | 28.26M | 1.82% | $5.57B | added +2992.1% | ≤2013 |
| Legal & General Group PLC | 25.85M | 1.67% | $5.10B | added +8626.8% | 2021 Q3 |
| Wellington Management | 23.75M | 1.53% | $4.68B | added +4% | ≤2013 |
| T. Rowe Price | 19.49M | 1.26% | $3.84B | trimmed -59.9% | 2016 Q3 |
| Bank OF America CORP /DE/ | 19.06M | 1.23% | $3.76B | trimmed -27.7% | ≤2013 |
| PRIMECAP Management | 18.21M | 1.18% | $3.59B | trimmed -50.7% | 2015 Q3 |
| Franklin Resources | 17.79M | 1.15% | $3.51B | trimmed -11.7% | 2013 Q4 |
| Amundi | 15.39M | 0.99% | $3.03B | added +146574.4% | ≤2013 |
| DZ Bank AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 12.94M | 0.83% | $2.55B | opened | 2026 Q1 |
| Deutsche Bank AG\ | 12.13M | 0.78% | $2.39B | added +2185.6% | ≤2013 |
| Janus Henderson | 11.95M | 0.77% | $2.36B | added +889.9% | 2013 Q4 |
| Aviva PLC | 11.09M | 0.71% | $2.19B | opened | 2026 Q1 |
| Fisher Investments | 10.85M | 0.70% | $2.14B | trimmed -49.8% | 2015 Q3 |
| Goldman Sachs | 10.61M | 0.68% | $2.09B | trimmed -26.3% | ≤2013 |
| Royal Bank OF Canada | 10.39M | 0.67% | $2.05B | added +208.6% | ≤2013 |
| Royal London Asset Management LTD | 10.30M | 0.66% | $2.03B | opened | 2026 Q1 |
| Invesco | 10.10M | 0.65% | $1.99B | added +129.3% | ≤2013 |
| BNP Paribas Financial Markets | 7.79M | 0.50% | $1.54B | added +447.8% | ≤2013 |
| Causeway Capital Management LLC | 7.42M | 0.48% | $1.46B | added +634.2% | 2021 Q2 |
| Sanders Capital, LLC (focused) | 7.07M | 0.46% | $1.39B | trimmed -50% | 2023 Q3 |
| Morgan Stanley | 6.97M | 0.45% | $1.37B | trimmed -49.8% | ≤2013 |
| Nuveen | 6.78M | 0.44% | $1.34B | added +1149.5% | 2019 Q2 |
| BNY Mellon | 6.67M | 0.43% | $1.32B | added +546.1% | ≤2013 |
| Allianz Asset Management GmbH | 6.60M | 0.43% | $1.30B | added +51396.7% | 2024 Q1 |
| UBS | 6.43M | 0.41% | $1.27B | added +109.3% | ≤2013 |
| Swiss National Bank | 6.17M | 0.40% | $1.22B | opened | 2026 Q1 |
| SEB Asset Management AB | 5.95M | 0.38% | $1.17B | opened | 2026 Q1 |
| Ameriprise Financial INC | 5.75M | 0.37% | $1.13B | trimmed -45.2% | ≤2013 |
| Barclays PLC | 5.49M | 0.35% | $1.08B | added +100% | ≤2013 |
| AllianceBernstein | 5.28M | 0.34% | $1.04B | added +291.9% | 2018 Q1 |
| Clearbridge Investments, LLC | 5.16M | 0.33% | $1.02B | added +22.7% | 2022 Q3 |
| Caisse DES Depots ET Consignations | 4.88M | 0.32% | $963.0M | opened | 2026 Q1 |
| FIL LTD | 4.65M | 0.30% | $918.1M | added +634941.6% | 2022 Q3 |
| Arrowstreet Capital | 4.65M | 0.30% | $917.6M | trimmed -16.1% | ≤2013 |
| Capital Research Global Investors | 4.61M | 0.30% | $909.5M | added +1009.6% | 2023 Q1 |
| Cibc Bancorp USA INC. | 4.60M | 0.30% | $906.5M | trimmed -43.3% | 2017 Q4 |
| M&G PLC | 4.20M | 0.27% | $829.2M | opened | 2026 Q1 |
| Manufacturers Life Insurance Company, THE | 3.84M | 0.25% | $758.3M | added +3404.9% | 2023 Q3 |
| DekaBank Deutsche Girozentrale | 3.78M | 0.24% | $746.3M | added +4529.1% | 2020 Q4 |
| Citigroup INC | 3.71M | 0.24% | $730.8M | trimmed -39.8% | ≤2013 |
| Pictet Asset Management Holding SA | 3.48M | 0.23% | $686.7M | opened | 2026 Q1 |
| Credit Agricole S A | 2.98M | 0.19% | $587.3M | added +6560.2% | 2020 Q4 |
| Thornburg Investment Management INC | 2.86M | 0.18% | $563.8M | added +465% | 2018 Q1 |
| Holocene Advisors | 2.66M | 0.17% | $525.2M | trimmed -38.5% | 2022 Q2 |
| Neuberger Berman Group LLC | 2.64M | 0.17% | $519.7M | trimmed -46.9% | ≤2013 |
| Swedbank Robur | 2.47M | 0.16% | $486.9M | trimmed -38.1% | 2021 Q3 |
Largest 50 of 1,343 shown; the full ranked, searchable register is at boothcheck.com/holders/AZN. 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.