Tandem Diabetes Care, Inc. (NASDAQ:TNDM) Short Interest Up 64.9% in MarchTicker Report • about 1 month agoTandem Diabetes Care, Inc. (NASDAQ:TNDM - Get Free Report) was the target of a large growth in short interest in March. As of March 15th, there was short interest totalling 8,080,000 shares, a growth...