Mao Robert Yu Lang (CIK 0001232218)

Latest company ownership

Shares held
66,096
Last filed at
Oct 30, 2023
Confidence Score
50.0
2025Q4
Confidence Score History
2011Q2 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
May 22, 2024 May 24, 2024 Energy Recovery, Inc. Director Sell 20.0 -21,045 -5.96% $291.7K
Mar 4, 2024 Mar 6, 2024 Energy Recovery, Inc. Director Sell 20.0 -35,779 -7.39% $563.2K
Feb 29, 2024 Mar 4, 2024 Energy Recovery, Inc. Director Sell 17.5 -77,339 -10.53% $1.2M
Nov 6, 2023 Nov 8, 2023 Energy Recovery, Inc. Director Sell 17.5 -251,383 -48.50% $4.5M
Aug 9, 2022 Aug 11, 2022 Energy Recovery, Inc. CEO Sell 26.3 -2,000 -2.04% $44.9K
Dec 11, 2020 Dec 15, 2020 Energy Recovery, Inc. CEO Sell 22.5 -9,500 -4.18% $116.1K
Mar 14, 2017 Mar 14, 2017 Energy Recovery, Inc. Director Buy 95.0 +20,000 16.35% $150.6K
Mar 11, 2016 Mar 15, 2016 Energy Recovery, Inc. Director Buy 97.5 +40,000 69.73% $378.2K
May 20, 2014 May 21, 2014 Energy Recovery, Inc. Director Buy 95.0 +50,000 679.26% $228.3K
Jun 14, 2011 Jun 23, 2011 Energy Recovery, Inc. Director Buy 91.3 +7,361 100.00% $19.7K
Jun 14, 2011 Jun 16, 2011 Energy Recovery, Inc. Director Buy 91.3 +7,361 100.00% $19.7K