Watch MUR. 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 | 10.5M | −336K | 7.34% | 1.6M | 6.5 |
| 2026-08-14 | 10.9M | +991K | 7.58% | 2M | 5.3 |
| 2026-07-31 | 9.9M | +140K | 6.88% | 1.4M | 6.9 |
| 2026-07-15 | 9.7M | +370K | 6.79% | 1.6M | 6.2 |