Amphastar Pharmaceuticals, Inc. $AMPH Shares Sold by Invesco Ltd.

Amphastar Pharmaceuticals, Inc. $AMPH Shares Sold by Invesco Ltd.

Invesco Ltd. cut its stake in shares of Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH – Free Report) by 87.2% during the 1st quarter, according to its most recent filing with the SEC. The institutional investor owned 359,143 shares of the company’s stock after selling 2,439,721 shares during the period. Invesco Ltd. owned approximately 0.76% of Amphastar Pharmaceuticals worth $10,412,000 at the end of the most recent reporting period. Other hedge…