Mark P Stevenson - Net Worth and Insider Trading

Mark P Stevenson Net Worth

The estimated net worth of Mark P Stevenson is at least $73 Million dollars as of 2024-04-27. Mark P Stevenson is the Executive Vice President & COO of Thermo Fisher Scientific Inc and owns about 127,752 shares of Thermo Fisher Scientific Inc (TMO) stock worth over $73 Million. Mark P Stevenson is also the President & COO of aTyr Pharma Inc and owns about 3,550 shares of aTyr Pharma Inc (LIFE) stock worth over $5,574. Details can be seen in Mark P Stevenson's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Mark P Stevenson has not made any transactions after 2021-12-01 and currently still holds the listed stock(s).

Transaction Summary of Mark P Stevenson

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Mark P Stevenson Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Mark P Stevenson owns 2 companies in total, including Thermo Fisher Scientific Inc (TMO) , and Ingersoll Rand Inc (IR) .

Click here to see the complete history of Mark P Stevenson’s form 4 insider trades.

Insider Ownership Summary of Mark P Stevenson

Ticker Comapny Transaction Date Type of Owner
TMO Thermo Fisher Scientific Inc 2021-12-01 Executive Vice President
IR Ingersoll Rand Inc 2022-07-28 director

Mark P Stevenson Latest Holdings Summary

Mark P Stevenson currently owns a total of 2 stocks. Among these stocks, Mark P Stevenson owns 127,752 shares of Thermo Fisher Scientific Inc (TMO) as of December 1, 2021, with a value of $73 Million and a weighting of 99.99%. Mark P Stevenson also owns 3,550 shares of aTyr Pharma Inc (LIFE) as of August 22, 2011, with a value of $5,574 and a weighting of 0.01%.

Latest Holdings of Mark P Stevenson

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
TMO Thermo Fisher Scientific Inc 2021-12-01 127,752 573.60 73,278,547
LIFE aTyr Pharma Inc 2011-08-22 3,550 1.57 5,574

Holding Weightings of Mark P Stevenson


Mark P Stevenson Form 4 Trading Tracker

According to the SEC Form 4 filings, Mark P Stevenson has made a total of 10 transactions in Thermo Fisher Scientific Inc (TMO) over the past 5 years, including 0 buys and 10 sells. The most-recent trade in Thermo Fisher Scientific Inc is the sale of 26,925 shares on December 1, 2021, which brought Mark P Stevenson around $17 Million.

According to the SEC Form 4 filings, Mark P Stevenson has made a total of 0 transactions in aTyr Pharma Inc (LIFE) over the past 5 years. The most-recent trade in aTyr Pharma Inc is the acquisition of 357 shares on August 22, 2011, which cost Mark P Stevenson around $181,000.

Insider Trading History of Mark P Stevenson

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.

Mark P Stevenson Trading Performance

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

Mark P Stevenson Ownership Network

Ownership Network List of Mark P Stevenson

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Ownership Network Relation of Mark P Stevenson


Mark P Stevenson Owned Company Details

What does Thermo Fisher Scientific Inc do?

Who are the key executives at Thermo Fisher Scientific Inc?

Mark P Stevenson is the Executive Vice President of Thermo Fisher Scientific Inc. Other key executives at Thermo Fisher Scientific Inc include Senior Vice President Marc N Casper , Sr. VP and Chief HR Officer Lisa P. Britt , and Sr. VP and Gen. Counsel Michael A Boxer .

Thermo Fisher Scientific Inc (TMO) Insider Trades Summary

Over the past 18 months, Mark P Stevenson made no insider transaction in Thermo Fisher Scientific Inc (TMO). Other recent insider transactions involving Thermo Fisher Scientific Inc (TMO) include a net sale of 330,047 shares made by Marc N Casper , a net sale of 14,562 shares made by Michael A Boxer , and a net sale of 9,975 shares made by Gianluca Pettiti .

In summary, during the past 3 months, insiders sold 104,622 shares of Thermo Fisher Scientific Inc (TMO) in total and bought 0 shares, with a net sale of 104,622 shares. During the past 18 months, 399,397 shares of Thermo Fisher Scientific Inc (TMO) were sold and 4 shares were bought by its insiders, resulting in a net sale of 399,393 shares.

Thermo Fisher Scientific Inc (TMO)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Thermo Fisher Scientific Inc Insider Transactions

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Mark P Stevenson Mailing Address

Above is the net worth, insider trading, and ownership report for Mark P Stevenson. You might contact Mark P Stevenson via mailing address: 850 Lincoln Centre Drive, Foster City Ca 94404.

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