ICON plc short interest
Short interest in ICON plc was 2.6 million shares at the 15 September 2026 settlement, up 10.4% on the previous settlement, with 2.77 days to cover at an average daily volume of 948,045 shares, as reported to FINRA.
| Settlement | Shares short | Change | Average daily volume | Days to cover |
|---|---|---|---|---|
| 15 September 2026 | 2,626,654 | +10.4% | 948,045 | 2.77 |
| 31 August 2026 | 2,379,093 | +7.1% | 475,293 | 5.01 |
| 14 August 2026 | 2,220,474 | -0.1% | 638,274 | 3.48 |
| 31 July 2026 | 2,223,311 | -14.4% | 963,379 | 2.31 |
| 15 July 2026 | 2,596,851 | -13.2% | 610,687 | 4.25 |
| 30 June 2026 | 2,991,578 | -7.7% | 1,238,295 | 2.42 |
| 15 June 2026 | 3,240,155 | +7.8% | 1,109,757 | 2.92 |
| 29 May 2026 | 3,006,810 | -8.7% | 1,194,638 | 2.52 |
| 15 May 2026 | 3,292,216 | +22.9% | 937,639 | 3.51 |
| 30 April 2026 | 2,678,541 | -13.4% | 1,813,836 | 1.48 |
| 15 April 2026 | 3,094,555 | +6.8% | 788,426 | 3.92 |
| 31 March 2026 | 2,896,513 | +42.8% | 938,420 | 3.09 |
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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