Geoffrey M Duyk - Net Worth and Insider Trading

Geoffrey M Duyk Net Worth

The estimated net worth of Geoffrey M Duyk is at least $22 Million dollars as of 2024-04-26. Geoffrey M Duyk is the Pres R&D & CSO of Exelixis Inc and owns about 941,355 shares of Exelixis Inc (EXEL) stock worth over $22 Million. Geoffrey M Duyk is also the Director of Aerie Pharmaceuticals Inc and owns about 3,400 shares of Aerie Pharmaceuticals Inc (AERI) stock worth over $51,850. Details can be seen in Geoffrey M Duyk's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Geoffrey M Duyk has not made any transactions after 2017-02-15 and currently still holds the listed stock(s).

Transaction Summary of Geoffrey M Duyk

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Geoffrey M Duyk Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Geoffrey M Duyk owns 5 companies in total, including Amyris Inc (AMRSQ) , Aerie Pharmaceuticals Inc (AERI) , and EPIRUS Biopharmaceuticals Inc (EPRSQ) among others .

Click here to see the complete history of Geoffrey M Duyk’s form 4 insider trades.

Insider Ownership Summary of Geoffrey M Duyk

Ticker Comapny Transaction Date Type of Owner
AMRSQ Amyris Inc 2011-03-15 director
AERI Aerie Pharmaceuticals Inc 2017-02-15 director
EPRSQ EPIRUS Biopharmaceuticals Inc 2015-06-05 director
CSII Cardiovascular Systems Inc 2006-06-27 director
EXEL Exelixis Inc 2003-11-04 director & Pres R&D & Chief Sc Off

Geoffrey M Duyk Latest Holdings Summary

Geoffrey M Duyk currently owns a total of 2 stocks. Among these stocks, Geoffrey M Duyk owns 941,355 shares of Exelixis Inc (EXEL) as of November 4, 2003, with a value of $22 Million and a weighting of 99.77%. Geoffrey M Duyk also owns 3,400 shares of Aerie Pharmaceuticals Inc (AERI) as of February 15, 2017, with a value of $51,850 and a weighting of 0.23%.

Latest Holdings of Geoffrey M Duyk

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
EXEL Exelixis Inc 2003-11-04 941,355 23.53 22,150,083
AERI Aerie Pharmaceuticals Inc 2017-02-15 3,400 15.25 51,850

Holding Weightings of Geoffrey M Duyk


Geoffrey M Duyk Form 4 Trading Tracker

According to the SEC Form 4 filings, Geoffrey M Duyk has made a total of 0 transactions in Exelixis Inc (EXEL) over the past 5 years. The most-recent trade in Exelixis Inc is the sale of 3,101 shares on November 4, 2003, which brought Geoffrey M Duyk around $23,971.

According to the SEC Form 4 filings, Geoffrey M Duyk has made a total of 0 transactions in Aerie Pharmaceuticals Inc (AERI) over the past 5 years. The most-recent trade in Aerie Pharmaceuticals Inc is the sale of 41,591 shares on February 15, 2017, which brought Geoffrey M Duyk around $2 Million.

Insider Trading History of Geoffrey M Duyk

No transactions are available. GuruFocus only tracks and displays the purchase and sale of non-derivative security in open market or private transactions from SEC filings with the transaction code of P or S.
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Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as conversion of derivative security or exercise of options are not included. Insiders are limited to only officers and/or directors of the company.

Geoffrey M Duyk Trading Performance

Please note GuruFocus will not track the insiders’ transaction performance if he/she does not have buying transactions.

Geoffrey M Duyk Ownership Network

Ownership Network List of Geoffrey M Duyk

No Data

Ownership Network Relation of Geoffrey M Duyk


Geoffrey M Duyk Owned Company Details

What does Amyris Inc do?

Who are the key executives at Amyris Inc?

Geoffrey M Duyk is the director of Amyris Inc. Other key executives at Amyris Inc include Chief Restructuring Officer Philip J. Gund , Chief Financial Officer Hermanus Kieftenbeld , and Chief Operating Officer Eduardo Alvarez .

Amyris Inc (AMRSQ) Insider Trades Summary

Over the past 18 months, Geoffrey M Duyk made no insider transaction in Amyris Inc (AMRSQ). Other recent insider transactions involving Amyris Inc (AMRSQ) include a net sale of 231,368 shares made by Eduardo Alvarez , and a net sale of 20,999 shares made by Hermanus Kieftenbeld .

In summary, during the past 3 months, insiders sold 0 shares of Amyris Inc (AMRSQ) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 252,367 shares of Amyris Inc (AMRSQ) were sold and 0 shares were bought by its insiders, resulting in a net sale of 252,367 shares.

Amyris Inc (AMRSQ)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Amyris Inc Insider Transactions

No Available Data

Geoffrey M Duyk Mailing Address

Above is the net worth, insider trading, and ownership report for Geoffrey M Duyk. You might contact Geoffrey M Duyk via mailing address: 301 Commerce Street, Suite 3300, Fort Worth Tx 76102.

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