About Altimmune, Inc. (ALT) data
Data as of September 30, 2026.
Altimmune, Inc. (ALT) has 46.08M shares sold short as of the latest FINRA settlement report on September 30, 2026. Short interest has decreased by 10.96% compared with the prior settlement. At the current average daily volume, covering all open short positions would take about 10.54 days (days to cover).
Frequently asked questions
What is the current short interest in ALT?
As of the latest FINRA settlement dated September 30, 2026, ALT had approximately 46,079,911 shares sold short. Short interest data is reported by FINRA twice per month.
How much does it cost to short ALT?
The latest borrow fee (cost to borrow) for ALT is 0.26% 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 ALT?
Days to cover for ALT is approximately 10.54 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 ALT a short squeeze candidate?
A squeeze needs shorts that are hard to close. ALT trades about 4,373,581 shares a day and would take roughly 10.54 days to unwind current short positions, at a current borrow fee of 0.26%. Higher days-to-cover and a rising borrow fee together are the setup to watch; neither alone is enough.