Watch BFLY. 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 |
|---|---|---|---|---|---|
| 2026-08-14 | 32.2M | −509K | — | 7.2M | 4.5 |
| 2026-07-31 | 32.7M | +1.4M | — | 7.6M | 4.3 |
| 2026-07-15 | 31.3M | +2.5M | — | 8.7M | 3.6 |