Alliant Energy Corp. short interest
Short interest in Alliant Energy Corp. was 24.8 million shares at the 31 August 2026 settlement, up 5.1% on the previous settlement, with 13.43 days to cover at an average daily volume of 1.8 million shares, as reported to FINRA.
| Settlement | Shares short | Change | Average daily volume | Days to cover |
|---|---|---|---|---|
| 31 August 2026 | 24,789,500 | +5.1% | 1,846,391 | 13.43 |
| 14 August 2026 | 23,587,243 | -13.5% | 2,916,696 | 8.09 |
| 31 July 2026 | 27,263,556 | -2.5% | 2,540,579 | 10.73 |
| 15 July 2026 | 27,969,712 | -0.1% | 2,194,132 | 12.75 |
| 30 June 2026 | 27,985,561 | +9.4% | 2,876,924 | 9.73 |
| 15 June 2026 | 25,568,382 | +6.0% | 2,335,784 | 10.95 |
| 29 May 2026 | 24,123,748 | +8.5% | 2,357,443 | 10.23 |
| 15 May 2026 | 22,238,240 | +2.0% | 2,830,118 | 7.86 |
| 30 April 2026 | 21,792,578 | +4.7% | 2,018,437 | 10.80 |
| 15 April 2026 | 20,817,894 | +0.5% | 1,695,267 | 12.28 |
| 31 March 2026 | 20,712,314 | +1.0% | 2,069,138 | 10.01 |
| 13 March 2026 | 20,511,538 | +1.1% | 2,309,096 | 8.88 |
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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