Ticker | Value | Shares | Price | Security | Type | Insider | Title | Return | Flags | Date |
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Robert Yu Lang Mao currently holds 29,248 shares of Energy Recovery, Inc. (ERII), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Robert Yu Lang Mao has been a net buyer of ERII stock. They have purchased $1.1M and sold $180.7K worth of shares.
Robert Yu Lang Mao's most recent insider trade was on Jan 30, 2023, when they sold 14,012 shares at $21.41 per share.
Robert Yu Lang Mao serves as Executive at Energy Recovery, Inc. (ERII). They have executed 33 insider transactions totaling $1.3M over their tenure at the company.
Robert Yu Lang Mao holds the position of Executive at Energy Recovery, Inc., where they are responsible for executive-level decision-making and strategic oversight. They have been associated with the company for 21 years and currently hold a stake valued at $0.
Robert Yu Lang Mao has shown a buying trading pattern, with $1.1M in total purchases and $180.7K in total sales across all transactions. Their most recent activity indicates a tendency to accumulate shares.
The largest transaction by Robert Yu Lang Mao was on May 6, 2009, when they sold $703.0K worth of COMS shares. This transaction involved 173,571 shares at $4.05 per share.
Robert Yu Lang Mao currently owns 29,248 shares of Energy Recovery, Inc. (ERII), with an estimated value of $0. This stake represents their equity holdings accumulated through purchases, awards, and option exercises.
All of Robert Yu Lang Mao's SEC Form 4 insider trading filings are tracked on this page. Each transaction links directly to the official SEC EDGAR filing. Robert Yu Lang Mao has 33 Form 4 filings on record as an insider at Energy Recovery, Inc..
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