Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in AZN held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | INVESTOR AB | 51.6M | $10.17B | β | 3.328% | 67.27% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 45.0M | $8.81B | β | 2.905% | 0.22% |
| 3 | Capital International Investors | 34.4M | $6.72B | +136.8% | 2.219% | 1.58% |
| 4 | FMR LLC | 29.6M | $5.80B | +35.5% | 1.909% | 0.31% |
| 5 | Capital World Investors | 28.3M | $5.52B | +2992.1% | 1.823% | 0.75% |
| 6 | Legal & General Group Plc | 25.8M | $5.01B | +8626.8% | 1.667% | 1.16% |
| 7 | WELLINGTON MANAGEMENT GROUP LLP | 23.8M | $4.63B | +4.0% | 1.532% | 0.86% |
| 8 | BANK OF AMERICA CORP /DE/ | 19.1M | $3.76B | -27.7% | 1.229% | 0.27% |
| 9 | VANGUARD ASSET MANAGEMENT, Ltd | 18.5M | $3.62B | β | 1.196% | 3.13% |
| 10 | PRIMECAP MANAGEMENT CO/CA/ | 18.2M | $3.59B | -50.7% | 1.175% | 2.83% |
| 11 | FRANKLIN RESOURCES INC | 17.8M | $3.49B | -11.7% | 1.148% | 0.86% |
| 12 | PRUDENTIAL PLC | 165K | $3.24B | β | 0.011% | 18.96% |
| 13 | Amundi | 15.4M | $3.03B | +146574.4% | 0.992% | 0.83% |
| 14 | VANGUARD FIDUCIARY TRUST CO | 13.2M | $2.58B | β | 0.851% | 0.66% |
| 15 | DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt | 12.9M | $2.51B | β | 0.835% | 2.46% |
| 16 | DEUTSCHE BANK AG\ | 12.1M | $2.39B | +2185.7% | 0.782% | 0.79% |
| 17 | JANUS HENDERSON GROUP PLC | 11.9M | $2.32B | +889.9% | 0.771% | 1.15% |
| 18 | GOLDMAN SACHS GROUP INC | 11.1M | $2.19B | -23.4% | 0.715% | 0.25% |
| 19 | AVIVA PLC | 11.1M | $2.15B | β | 0.715% | 3.60% |
| 20 | Fisher Asset Management, LLC | 10.8M | $2.14B | -49.8% | 0.700% | 0.73% |
| 21 | ROYAL BANK OF CANADA | 10.4M | $2.05B | +208.6% | 0.670% | 0.36% |
| 22 | ROYAL LONDON ASSET MANAGEMENT LTD | 10.3M | $2.03B | β | 0.664% | 4.26% |
| 23 | Invesco Ltd. | 10.1M | $1.99B | +129.3% | 0.652% | 0.31% |
| 24 | BNP Paribas Asset Management Holding S.A. | 7.6M | $1.48B | +1640.8% | 0.492% | 1.72% |
| 25 | CAUSEWAY CAPITAL MANAGEMENT LLC | 7.4M | $1.44B | +634.2% | 0.479% | 17.66% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in AZN β a direct measure of their conviction.
Filings activity in AZN during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 1,342 | 1.5% | 50.91% | +36.49 pp | $141.08B | +253% |
| Q4 2025 | 1,363 | +8.4% | 14.42% | +2.01 pp | $39.97B | +16% |
| Q3 2025 | 1,257 | +4.6% | 12.41% | +1.08 pp | $34.40B | +9.6% |
| Q2 2025 | 1,202 | 0.8% | 11.33% | 0.49 pp | $31.39B | 4.2% |
| Q1 2025 | 1,212 | +2.6% | 11.82% | +1.66 pp | $32.76B | +16% |
| Q4 2024 | 1,181 | 1.0% | 10.16% | 1.30 pp | $28.15B | 11% |
| Q3 2024 | 1,193 | +1.1% | 11.46% | 2.27 pp | $31.75B | 17% |
| Q2 2024 | 1,180 | β | 13.73% | β | $38.05B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying AZN stock.
Based on Q1 2026 13F filings, institutional ownership of AstraZeneca PLC stands at 50.9%, held across 1,342 reporting institutions.
INVESTOR AB is the largest reported institutional holder of AZN, with approximately 51,587,810 shares worth $10.17B as of Q1 2026.
Yes β 1 widely-followed marquee investor appear among the top 25 institutional holders of AZN, including Fisher Asset Management, LLC.
Our composite Smart Money Score for AZN is 55 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
308 institutions opened new positions in AZN during Q1 2026, while 329 fully exited. 828 added to existing positions and 202 trimmed.
AZN institutional ownership rose by 36.49 percentage points quarter-over-quarter, with a net change of -21 holders.
The top 10 institutions account for 40.8% of all reported 13F value in AZN, and the top 25 account for 65.7%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
AstraZeneca PLC (AZN) Institutional Ownership