Short interest in SPDR S&P 400 Mid Cap Growth ETF (based on S&P MidCap 400 Growth Index--symbol: MUV) (ARCA:MDYG) increased during the last reporting period, rising from 69.40K to 76.70K. This put -% of the company's publicly available shares short.

Short interest for SPDR S&P 400 Mid Cap Growth ETF (based on S&P MidCap 400 Growth Index--symbol: MUV) gives investors a sense of the degree to which investors are betting on the decline of SPDR S&P 400 Mid Cap Growth ETF (based on S&P MidCap 400 Growth Index--symbol: MUV)'s stock. Short interest data is updated every two weeks.

Based on the recent average volume of 104.79K shares traded per day, it would take 1 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.