Watch ALZN. Know when insiders buy.
One email the day a filing lands. Free.
A free account adds a watchlist, alerts when insiders, Congress or short sellers move on your tickers, and a morning brief. Sign up
| Report date | Shares short | Change | % of shares out | Avg daily volume | Days to cover |
|---|---|---|---|---|---|
| 2026-08-31 | 158K | −19K | 3.28% | 152K | 1.0 |
| 2026-08-14 | 177K | −60K | 3.66% | 47K | 3.7 |
| 2026-07-31 | 236K | −92K | 4.90% | 49K | 4.8 |
| 2026-07-15 | 328K | +171K | 6.80% | 314K | 1.1 |