John C Martin - Net Worth and Insider Trading

John C Martin Net Worth

The estimated net worth of John C Martin is at least $190 Million dollars as of 2024-04-28. John C Martin is the Director of Gilead Sciences Inc and owns about 2,877,762 shares of Gilead Sciences Inc (GILD) stock worth over $188 Million. John C Martin is also the Director of Kronos Bio Inc and owns about 1,952,364 shares of Kronos Bio Inc (KRON) stock worth over $2 Million. Details can be seen in John C Martin's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that John C Martin has not made any transactions after 2020-10-14 and currently still holds the listed stock(s).

Transaction Summary of John C Martin

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John C Martin Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, John C Martin owns 3 companies in total, including Kronos Bio Inc (KRON) , Sarepta Therapeutics Inc (SRPT) , and Gilead Sciences Inc (GILD) .

Click here to see the complete history of John C Martin’s form 4 insider trades.

Insider Ownership Summary of John C Martin

Ticker Comapny Transaction Date Type of Owner
KRON Kronos Bio Inc 2020-10-14 director
SRPT Sarepta Therapeutics Inc 2020-01-13 director
GILD Gilead Sciences Inc 2018-12-03 director & Chairman and CEO

John C Martin Latest Holdings Summary

John C Martin currently owns a total of 2 stocks. Among these stocks, John C Martin owns 2,877,762 shares of Gilead Sciences Inc (GILD) as of December 3, 2018, with a value of $188 Million and a weighting of 98.97%. John C Martin also owns 1,952,364 shares of Kronos Bio Inc (KRON) as of October 14, 2020, with a value of $2 Million and a weighting of 1.03%.

Latest Holdings of John C Martin

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
GILD Gilead Sciences Inc 2018-12-03 2,877,762 65.42 188,263,190
KRON Kronos Bio Inc 2020-10-14 1,952,364 1.00 1,952,364

Holding Weightings of John C Martin


John C Martin Form 4 Trading Tracker

According to the SEC Form 4 filings, John C Martin has made a total of 0 transactions in Gilead Sciences Inc (GILD) over the past 5 years. The most-recent trade in Gilead Sciences Inc is the sale of 50,000 shares on December 3, 2018, which brought John C Martin around $4 Million.

According to the SEC Form 4 filings, John C Martin has made a total of 1 transactions in Kronos Bio Inc (KRON) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Kronos Bio Inc is the acquisition of 75,800 shares on October 14, 2020, which cost John C Martin around $1 Million.

Insider Trading History of John C Martin

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.
Total 0
  • 1
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.

John C Martin Trading Performance

GuruFocus tracks the stock performance after each of John C Martin's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by John C Martin is 1.24%. GuruFocus also compares John C Martin's trading performance to market benchmark return within the same time period. The performance of stocks bought by John C Martin within 3 months outperforms 0 times out of 1 transactions in total compared to the return of S&P 500 within the same period.

You can select different timeframes to see how John C Martin's insider trading performs compared to the benchmark.

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

Performance of John C Martin

Average Return

-47.99%

Average return per transaction

Outperforming Transactions

0%

0 out of 1 outperforming transactions.
Each transaction is measured over a period and compared to .
1 Month 3 Months 6 Months 1 Year 2 Years 3 Years
Return(%) -11.66 1.24 -30.28 -47.99 -70.01 -68.47
Relative Return to S&P 500(%) -14.43 -7.56 -48.51 -75.21 -71.35 -75.93

John C Martin Ownership Network

Ownership Network List of John C Martin

No Data

Ownership Network Relation of John C Martin


John C Martin Owned Company Details

What does Kronos Bio Inc do?

Who are the key executives at Kronos Bio Inc?

John C Martin is the director of Kronos Bio Inc. Other key executives at Kronos Bio Inc include COO & General Counsel Barbara Kosacz , Chief Scientific Officer Christopher Dinsmore , and Chief Medical Officer & VP Jorge Dimartino .

Kronos Bio Inc (KRON) Insider Trades Summary

Over the past 18 months, John C Martin made no insider transaction in Kronos Bio Inc (KRON). Other recent insider transactions involving Kronos Bio Inc (KRON) include a net sale of 69,004 shares made by Jorge Dimartino , a net sale of 39,461 shares made by Christopher Dinsmore , and a net sale of 18,643 shares made by Yasir B. Al-wakeel .

In summary, during the past 3 months, insiders sold 31,509 shares of Kronos Bio Inc (KRON) in total and bought 0 shares, with a net sale of 31,509 shares. During the past 18 months, 169,293 shares of Kronos Bio Inc (KRON) were sold and 1,731,056 shares were bought by its insiders, resulting in a net purchase of 1,561,763 shares.

Kronos Bio Inc (KRON)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Kronos Bio Inc Insider Transactions

No Available Data

John C Martin Mailing Address

Above is the net worth, insider trading, and ownership report for John C Martin. You might contact John C Martin via mailing address: 333 Lakeside Drive, Foster City X1 94404.

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