About Carbios SA (COOSF) data
Data as of August 14, 2026.
Carbios SA (COOSF) has 624.00 shares sold short as of the latest FINRA settlement report on August 14, 2026. Short interest has increased by 1,148.00% compared with the prior settlement. At the current average daily volume, covering all open short positions would take about 999.99 days (days to cover).
Recent COOSF short interest history
| Settlement date | Short interest | Change | Days to cover |
|---|---|---|---|
| Aug 14, 2026 | 624 | 1,148.00% | 999.99 |
| Jul 31, 2026 | 50 | 0.00% | 1.00 |
| Jul 15, 2026 | 50 | -94.44% | 1.00 |
| Jun 30, 2026 | 900 | -3.74% | 4.79 |
| Jun 15, 2026 | 935 | 16.88% | 1.00 |
| May 29, 2026 | 800 | -64.21% | 1.96 |
| May 15, 2026 | 2,235 | 310.85% | 4.53 |
| Apr 30, 2026 | 544 | -62.48% | 2.01 |
| Apr 15, 2026 | 1,450 | -81.27% | 13.06 |
| Mar 31, 2026 | 7,741 | 2,150.29% | 3.11 |
| Mar 13, 2026 | 344 | 138.89% | 1.62 |
| Feb 27, 2026 | 144 | 3.60% | 3.00 |
Full history, charts, and borrow-fee detail are on the COOSF short interest page.
Frequently asked questions
What is the current short interest in COOSF?
As of the latest FINRA settlement dated August 14, 2026, COOSF had approximately 624 shares sold short. Short interest data is reported by FINRA twice per month.
What is the days to cover ratio for COOSF?
Days to cover for COOSF is approximately 999.99 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 COOSF a short squeeze candidate?
A squeeze needs shorts that are hard to close. COOSF trades about 0 shares a day and would take roughly 999.99 days to unwind current short positions. Higher days-to-cover and a rising borrow fee together are the setup to watch; neither alone is enough.