ROBERT YU LANG MAO Insider Trading
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General | Insider Transactions | Monthly Overview
Get the latest insider transactions of ROBERT YU LANG MAO. ROBERT YU LANG MAO is a CEO in 3COM CORP ($COMS) and a Director in 3COM CORP ($COMS) and a EVP Corp Development in 3COM CORP ($COMS) and a Director in CYPRESS SEMICONDUCTOR CORP /DE/ ($CY) and a President & CEO, Nortel China in NORTEL NETWORKS CORP ($NT) and a Director in Energy Recovery, Inc. ($ERII) and a President and CEO in Energy Recovery, Inc. ($ERII).
Address: C/O NORTEL NETWORKS CORPORATION 8200 DIXIE RD SUITE 100 BRAMPTON L6T 5P6 A6
Companies in which ROBERT YU LANG MAO is an Insider
3COM CORP
Trading Symbol: COMSIndustry: COMPUTER COMMUNICATIONS EQUIPMENT [3576]
Position of ROBERT YU LANG MAO: CEO, Director, EVP Corp Development
Holdings: 0 shares
Latest Transaction: Apr 14 2010
Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions
CYPRESS SEMICONDUCTOR CORP /DE/
Trading Symbol: CYIndustry: SEMICONDUCTORS & RELATED DEVICES [3674]
Position of ROBERT YU LANG MAO: Director
Holdings: 36,842 shares
Current Value: $468,262
Latest Transaction: Mar 17 2015
$CY Market Capitalization: $4.08B
$CY Previous Close: $12.71
Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions
Energy Recovery, Inc.
Trading Symbol: ERIIIndustry: SPECIAL INDUSTRY MACHINERY, NEC [3559]
Position of ROBERT YU LANG MAO: President and CEO, Director
Holdings: 227,111 shares
Current Value: $2,271,110
Latest Transaction: Feb 03 2021
$ERII Market Capitalization: $505.19M
$ERII Previous Close: $10.00
Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions
NORTEL NETWORKS CORP
Trading Symbol: NTIndustry: TELEPHONE & TELEGRAPH APPARATUS [3661]
Position of ROBERT YU LANG MAO: President & CEO, Nortel China
Holdings: 166,632 shares
Latest Transaction: Jul 30 2003
Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions
Latest Insider Trading Transactions of ROBERT YU LANG MAO
Sentiment: All, COMS, CY, ERII, NT
Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
---|---|---|---|---|---|---|---|---|---|---|---|
Feb 03 2021 | ERII | Energy Recovery, I ... | MAO ROBERT YU LANG | President and CEO | Option Exercise | A | 13.96 | 191,534 | 2,673,815 | 191,534 | |
Dec 15 2020 | ERII | Energy Recovery, I ... | MAO ROBERT YU LANG | President and CEO | Option Exercise | M | 2.49 | 45,708 | 113,813 | 0 | |
Dec 15 2020 | ERII | Energy Recovery, I ... | MAO ROBERT YU LANG | President and CEO | Sell | S | 12.22 | 9,500 | 116,079 | 217,611 | 227.1 K to 217.6 K (-4.18 %) |
Dec 15 2020 | ERII | Energy Recovery, I ... | MAO ROBERT YU LANG | President and CEO | Buy | M | 2.49 | 45,708 | 113,813 | 227,111 | 181.4 K to 227.1 K (+25.20 %) |
May 22 2020 | ERII | Energy Recovery, I ... | MAO ROBERT YU LANG | President and CEO | Option Exercise | A | 7.79 | 50,000 | 389,500 | 50,000 | |
May 22 2020 | ERII | Energy Recovery, I ... | MAO ROBERT YU LANG | President and CEO | Option Exercise | A | 7.79 | 223,613 | 1,741,945 | 223,613 | |
Jul 10 2019 | ERII | Energy Recovery, I ... | MAO ROBERT YU LANG | Director | Option Exercise | A | 9.98 | 21,303 | 212,604 | 21,303 |