About SEIREN CO LTD (SERNF) data
Data as of August 14, 2026.
SEIREN CO LTD (SERNF) has 49.74K shares sold short as of the latest FINRA settlement report on August 14, 2026. Short interest has decreased by 21.62% 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 SERNF short interest history
| Settlement date | Short interest | Change | Days to cover |
|---|---|---|---|
| Aug 14, 2026 | 49,740 | -21.62% | 999.99 |
| Jul 31, 2026 | 63,463 | 21.26% | 999.99 |
| Jul 15, 2026 | 52,337 | -4.38% | 999.99 |
| Jun 30, 2026 | 54,737 | -38.29% | 999.99 |
| Jun 15, 2026 | 88,697 | 18.10% | 999.99 |
| May 29, 2026 | 75,102 | 15.72% | 999.99 |
| May 15, 2026 | 64,902 | 19.08% | 999.99 |
| Apr 30, 2026 | 54,505 | 14.74% | 999.99 |
| Apr 15, 2026 | 47,505 | 249.25% | 999.99 |
| Mar 31, 2026 | 13,602 | 476.11% | 999.99 |
| Mar 13, 2026 | 2,361 | 107.65% | 999.99 |
| Feb 27, 2026 | 1,137 | -89.95% | 999.99 |
Full history, charts, and borrow-fee detail are on the SERNF short interest page.
Frequently asked questions
What is the current short interest in SERNF?
As of the latest FINRA settlement dated August 14, 2026, SERNF had approximately 49,740 shares sold short. Short interest data is reported by FINRA twice per month.
What is the days to cover ratio for SERNF?
Days to cover for SERNF 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 SERNF a short squeeze candidate?
A squeeze needs shorts that are hard to close. SERNF 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.