Short Interest in SmallCap ETF Surges in February Short interest in the Invesco DWA SmallCap Momentum ETF jumped 32.5% in February, reaching 10,600 shares. Despite this, the ETF’s stock opened at $79.22 recently, with a market cap of $695.55 million. The ETF has a 12-month range between $75.05 and $104.46, indicating continued investor activity.2