CSX Corp. short interest
Short interest in CSX Corp. was 41.1 million shares at the 31 August 2026 settlement, up 19.7% on the previous settlement, with 4.76 days to cover at an average daily volume of 8.6 million shares, as reported to FINRA.
| Settlement | Shares short | Change | Average daily volume | Days to cover |
|---|---|---|---|---|
| 31 August 2026 | 41,063,437 | +19.7% | 8,622,062 | 4.76 |
| 14 August 2026 | 34,310,600 | -5.6% | 9,904,873 | 3.46 |
| 31 July 2026 | 36,353,084 | -1.7% | 16,192,286 | 2.25 |
| 15 July 2026 | 36,965,072 | -5.1% | 10,143,094 | 3.64 |
| 30 June 2026 | 38,966,330 | -4.4% | 13,160,379 | 2.96 |
| 15 June 2026 | 40,778,038 | +6.9% | 11,394,879 | 3.58 |
| 29 May 2026 | 38,153,987 | +13.1% | 12,888,167 | 2.96 |
| 15 May 2026 | 33,724,754 | -13.7% | 12,218,384 | 2.76 |
| 30 April 2026 | 39,067,639 | -7.1% | 13,294,962 | 2.94 |
| 15 April 2026 | 42,065,384 | +4.1% | 11,281,295 | 3.73 |
| 31 March 2026 | 40,406,219 | +14.4% | 13,546,490 | 2.98 |
| 13 March 2026 | 35,323,306 | +10.2% | 12,886,360 | 2.74 |
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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