David B Brewster - Net Worth and Insider Trading
David B Brewster Net Worth
The estimated net worth of David B Brewster is at least $9 Million dollars as of 2024-04-18. David B Brewster is the President of EnerNOC Inc and owns about 1,239,553 shares of EnerNOC Inc (ENOC) stock worth over $9 Million. Details can be seen in David B Brewster's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that David B Brewster has not made any transactions after 2016-03-01 and currently still holds the listed stock(s).
Transaction Summary of David B Brewster
David B Brewster Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, David B Brewster owns 2 companies in total, including GreenLight Biosciences Holdings PBC (GRNA) , and Environmental Impact Acquisition Corp (ENVIU) .
Click here to see the complete history of David B Brewster’s form 4 insider trades.
Insider Ownership Summary of David B Brewster
Ticker | Comapny | Transaction Date | Type of Owner |
---|---|---|---|
GRNA | GreenLight Biosciences Holdings PBC | 2021-01-13 | director |
ENVIU | Environmental Impact Acquisition Corp | 2021-01-13 | director |
David B Brewster Latest Holdings Summary
David B Brewster currently owns a total of 1 stock. David B Brewster owns 1,239,553 shares of EnerNOC Inc (ENOC) as of March 1, 2016, with a value of $9 Million.
Latest Holdings of David B Brewster
Ticker | Comapny | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
ENOC | EnerNOC Inc | 2016-03-01 | 1,239,553 | 7.65 | 9,482,580 |
Holding Weightings of David B Brewster
David B Brewster Form 4 Trading Tracker
According to the SEC Form 4 filings, David B Brewster has made a total of 0 transactions in EnerNOC Inc (ENOC) over the past 5 years. The most-recent trade in EnerNOC Inc is the acquisition of 35,500 shares on March 1, 2016, which cost David B Brewster around $218,325.
Insider Trading History of David B Brewster
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David B Brewster Trading Performance
GuruFocus tracks the stock performance after each of David B Brewster's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by David B Brewster is 14.7%. GuruFocus also compares David B Brewster's trading performance to market benchmark return within the same time period. The performance of stocks bought by David B Brewster within 3 months outperforms 5 times out of 9 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how David B Brewster's insider trading performs compared to the benchmark.
Performance of David B Brewster
Average Relative Return
55.47%
Outperforming Transactions
67%
1 Month | 3 Months | 6 Months | 1 Year | 2 Years | 3 Years | |
---|---|---|---|---|---|---|
Relative Return(%) | 1.46 | 14.7 | 28.4 | 55.47 | 40.78 | 13.68 |
Relative Return to S&P 500(%) | 4.11 | 18.31 | 26.76 | 47.57 | 30.21 | 2.79 |
David B Brewster Ownership Network
Ownership Network List of David B Brewster
Ownership Network Relation of David B Brewster
David B Brewster Owned Company Details
What does GreenLight Biosciences Holdings PBC do?
Who are the key executives at GreenLight Biosciences Holdings PBC?
David B Brewster is the director of GreenLight Biosciences Holdings PBC. Other key executives at GreenLight Biosciences Holdings PBC include director & 10 percent owner Matthew Allen Walker , other: Member of 10% owner group Marta Ortega-valle , and other: Member of 13D Group Montealegre Lacayo Jaime Javier .
GreenLight Biosciences Holdings PBC (GRNA) Insider Trades Summary
Over the past 18 months, David B Brewster made no insider transaction in GreenLight Biosciences Holdings PBC (GRNA). Other recent insider transactions involving GreenLight Biosciences Holdings PBC (GRNA) include a net sale of 9,188,659 shares made by Cormorant Global Healthcare Master Fund, Lp ,
In summary, during the past 3 months, insiders sold 0 shares of GreenLight Biosciences Holdings PBC (GRNA) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 9,188,659 shares of GreenLight Biosciences Holdings PBC (GRNA) were sold and 0 shares were bought by its insiders, resulting in a net sale of 9,188,659 shares.
GreenLight Biosciences Holdings PBC (GRNA)'s detailed insider trading history can be found in Insider Trading Tracker table.
GreenLight Biosciences Holdings PBC Insider Transactions
David B Brewster Mailing Address
Above is the net worth, insider trading, and ownership report for David B Brewster. You might contact David B Brewster via mailing address: 46 Brewster Street, Cambridge Ma 02138.