Robert Yu Lang Mao, Director at Energy Recovery (NASDAQ:ERII), reported a large exercise of company stock options on November 9, according to a new SEC filing.
What Happened: A Form 4 filing from the U.S. Securities and Exchange Commission on Thursday showed that Mao, Director at Energy Recovery, a company in the Industrials sector, just exercised stock options worth 289,891 shares of ERII stock with an exercise price of $10.37.
Energy Recovery shares are trading up 3.29% at $18.55 at the time of this writing on Thursday morning. Since the current price is $18.55, this makes Mao's 289,891 shares worth $5,377,478.
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