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MAO ROBERT YU LANG Create: Alert

All | News | Filings
Date FiledTypeDescription
07/27/2023 4 Mao Robert Yu Lang (President and CEO) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 32,695 shares @ $0
02/01/2023 4 MAO ROBERT YU LANG (President and CEO) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 14,012 shares @ $21.41, valued at $300k
08/11/2022 4 Form 4 - Statement of changes in beneficial ownership of securities:
02/01/2022 4 MAO ROBERT YU LANG (President and CEO) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 135,281 options to buy @ $18.99, valued at $2.6M
10/04/2021 4/A MAO ROBERT YU LANG (President and CEO) has filed a Form 4 on Energy Recovery, Inc.
Txns: Gifted 121,403 shares @ $0
10/04/2021 4 MAO ROBERT YU LANG (President and CEO) has filed a Form 4 on Energy Recovery, Inc.
Txns: Gifted 121,403 shares @ $0
02/03/2021 4 Form 4 - Statement of changes in beneficial ownership of securities:
12/15/2020 4 MAO ROBERT YU LANG (President and CEO) has filed a Form 4 on Energy Recovery, Inc.
Txns: Sold 9,500 shares @ $12.2188, valued at $116.1k
Exercised 45,708 options to buy @ $2.49, valued at $113.8k
05/22/2020 4 MAO ROBERT YU LANG (President and CEO) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 223,613 options to buy @ $7.79, valued at $1.7M
Granted 50,000 options to buy @ $7.79, valued at $389.5k
07/10/2019 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 21,303 options to buy @ $9.98, valued at $212.6k
05/16/2019 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Exercised 39,042 options to buy @ $2.61, valued at $101.9k
06/18/2018 4/A MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 15,879 options to buy @ $8.49, valued at $134.8k
06/18/2018 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 15,879 options to buy @ $8.49, valued at $134.8k
06/29/2017 4 Form 4 - Statement of changes in beneficial ownership of securities
03/14/2017 4 Form 4 - Statement of changes in beneficial ownership of securities
05/12/2016 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Exercised 25,000 options to buy @ $3.45, valued at $86.3k
03/15/2016 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Bought 40,000 shares @ $9.454, valued at $378.2k
06/25/2015 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 53,392 options to buy @ $2.92, valued at $155.9k
03/17/2015 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on CYPRESS SEMICONDUCTOR CORP /DE/
Txns: Exercised 18,421 restricted stock units @ $0
02/09/2015 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 44,456 options to buy @ $3.53, valued at $156.9k
05/21/2014 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Bought 47,800 shares @ $4.5649, valued at $218.2k
Bought 2,200 shares @ $4.584, valued at $10.1k
09/05/2013 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 17,236 options to buy @ $5.43, valued at $93.6k
08/16/2012 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 45,708 options to buy @ $2.49, valued at $113.8k
09/20/2011 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 39,042 options to buy @ $2.61, valued at $101.9k
06/23/2011 4/A MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Bought 7,361 shares @ $2.6723, valued at $19.7k
06/16/2011 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Sold 7,361 shares @ $2.6723, valued at $19.7k
09/20/2010 4 MAO ROBERT YU LANG (Director) has filed a Form 4 on Energy Recovery, Inc.
Txns: Granted 25,000 options to buy @ $3.45, valued at $86.3k
09/20/2010 3 Form 3 - Initial statement of beneficial ownership of securities
04/14/2010 4 MAO ROBERT YU LANG (CEO) has filed a Form 4 on 3COM CORP
Txns: Disposed/sold 1,476,429 shares @ $0
Disposed/sold 2,000,000 options to buy @ $2.61, valued at $5.2M
Disposed/sold 104,500 options to buy @ $3.92, valued at $409.6k
Disposed/sold 644,000 options to buy @ $4, valued at $2.6M
Granted 322,000 options to buy @ $0
Disposed/sold 322,000 options to buy @ $0
08/11/2009 4 Form 4 - Statement of changes in beneficial ownership of securities
05/08/2009 4 Form 4 -- Statement of changes in beneficial ownership of securities

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