About Select Medical Holdings Corpora (SEM) data
Data as of June 30, 2026.
Select Medical Holdings Corpora (SEM) has 1.15M shares sold short as of the latest FINRA settlement report on June 30, 2026. Short interest has decreased by 52.09% compared with the prior settlement. At the current average daily volume, covering all open short positions would take about 0.19 days (days to cover).
Recent SEM short interest history
| Settlement date | Short interest | Change | Days to cover |
|---|---|---|---|
| Jun 30, 2026 | 1,154,445 | -52.09% | 1.00 |
| Jun 15, 2026 | 2,409,477 | -17.66% | 2.07 |
| May 29, 2026 | 2,926,136 | 18.53% | 1.29 |
| May 15, 2026 | 2,468,737 | 10.40% | 1.75 |
| Apr 30, 2026 | 2,236,252 | -16.26% | 1.33 |
| Apr 15, 2026 | 2,670,372 | -2.45% | 1.83 |
| Mar 31, 2026 | 2,737,454 | 19.41% | 1.07 |
| Mar 13, 2026 | 2,292,503 | -24.35% | 1.00 |
| Feb 27, 2026 | 3,030,414 | -13.79% | 2.41 |
| Feb 13, 2026 | 3,515,119 | -14.05% | 4.16 |
| Jan 30, 2026 | 4,089,664 | -6.96% | 7.08 |
| Jan 15, 2026 | 4,395,657 | 0.40% | 8.28 |
Full history, charts, and borrow-fee detail are on the SEM short interest page.
Frequently asked questions
What is the current short interest in SEM?
As of the latest FINRA settlement dated June 30, 2026, SEM had approximately 1,154,445 shares sold short. Short interest data is reported by FINRA twice per month.
How much does it cost to short SEM?
The latest borrow fee (cost to borrow) for SEM is 0.41% per year, based on IBKR data. Fees can change throughout the trading day as shares are borrowed and returned.
What is the days to cover ratio for SEM?
Days to cover for SEM is approximately 0.19 days. This estimates how many trading days it would take short sellers to buy back all outstanding short shares at the current average daily volume.
Is SEM a short squeeze candidate?
A squeeze needs shorts that are hard to close. SEM trades about 5,948,257 shares a day and would take roughly 0.19 days to unwind current short positions, at a current borrow fee of 0.41%. Higher days-to-cover and a rising borrow fee together are the setup to watch; neither alone is enough.