AstraZeneca PLC short interest
Short interest in AstraZeneca PLC was 2.1 million shares at the 15 September 2026 settlement, down 27.9% on the previous settlement, with 1.00 days to cover at an average daily volume of 3.2 million shares, as reported to FINRA.
| Settlement | Shares short | Change | Average daily volume | Days to cover |
|---|---|---|---|---|
| 15 September 2026 | 2,087,754 | -27.9% | 3,161,671 | 1.00 |
| 31 August 2026 | 2,895,178 | +53.0% | 3,255,831 | 1.00 |
| 14 August 2026 | 1,892,646 | +3.0% | 5,542,310 | 1.00 |
| 31 July 2026 | 1,838,477 | -27.4% | 2,534,340 | 1.00 |
| 15 July 2026 | 2,533,640 | +65.6% | 3,192,074 | 1.00 |
| 30 June 2026 | 1,530,055 | +15.3% | 2,010,756 | 1.00 |
| 15 June 2026 | 1,326,546 | -22.8% | 2,118,908 | 1.00 |
| 29 May 2026 | 1,719,165 | -20.5% | 1,783,538 | 1.00 |
| 15 May 2026 | 2,162,492 | +18.1% | 1,807,324 | 1.20 |
| 30 April 2026 | 1,830,898 | +5.2% | 2,201,598 | 1.00 |
| 15 April 2026 | 1,740,147 | +8.0% | 1,894,142 | 1.00 |
| 31 March 2026 | 1,611,139 | -18.4% | 1,881,148 | 1.00 |
FINRA publishes consolidated short interest twice a month, about ten days after each settlement. Days to cover is shares short over average daily volume. Short interest as a share of the float is not shown: the float is not in the public record.
Source
FINRA equity short interest data, the public dataset.
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