Thomas Sinnickson Gayner - Net Worth and Insider Trading

Thomas Sinnickson Gayner Net Worth

The estimated net worth of Thomas Sinnickson Gayner is at least $89 Million dollars as of 2024-04-25. Thomas Sinnickson Gayner is the CEO of Markel Group Inc and owns about 50,257 shares of Markel Group Inc (MKL) stock worth over $73 Million. Thomas Sinnickson Gayner is the Director of Cable One Inc and owns about 29,120 shares of Cable One Inc (CABO) stock worth over $12 Million. Thomas Sinnickson Gayner is also the Director of Graham Holdings Co and owns about 5,800 shares of Graham Holdings Co (GHC) stock worth over $4 Million. Details can be seen in Thomas Sinnickson Gayner's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Thomas Sinnickson Gayner has not made any transactions after 2024-02-02 and currently still holds the listed stock(s).

Transaction Summary of Thomas Sinnickson Gayner

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Thomas Sinnickson Gayner Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Thomas Sinnickson Gayner owns 5 companies in total, including Enovis Corp () , Cable One Inc () , and Markel Group Inc () among others .

Click here to see the complete history of Thomas Sinnickson Gayner’s form 4 insider trades.

Insider Ownership Summary of Thomas Sinnickson Gayner

Ticker Comapny Transaction Date Type of Owner
Enovis Corp 2008-05-07 director
Cable One Inc 2023-03-06 director
Markel Group Inc 2024-02-02 Pres. & Chief Investment Off.
Graham Holdings Co 2023-11-09 director
Coca-Cola Co 2023-07-19 director

Thomas Sinnickson Gayner Latest Holdings Summary

Thomas Sinnickson Gayner currently owns a total of 3 stocks. Among these stocks, Thomas Sinnickson Gayner owns 50,257 shares of Markel Group Inc (MKL) as of February 2, 2024, with a value of $73 Million and a weighting of 82.22%. Thomas Sinnickson Gayner owns 29,120 shares of Cable One Inc (CABO) as of March 6, 2023, with a value of $12 Million and a weighting of 13.13%. Thomas Sinnickson Gayner also owns 5,800 shares of Graham Holdings Co (GHC) as of November 9, 2023, with a value of $4 Million and a weighting of 4.66%.

Latest Holdings of Thomas Sinnickson Gayner

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
MKL Markel Group Inc 2024-02-02 50,257 1,462.36 73,493,827
CABO Cable One Inc 2023-03-06 29,120 402.98 11,734,778
GHC Graham Holdings Co 2023-11-09 5,800 717.44 4,161,152

Holding Weightings of Thomas Sinnickson Gayner


Thomas Sinnickson Gayner Form 4 Trading Tracker

According to the SEC Form 4 filings, Thomas Sinnickson Gayner has made a total of 9 transactions in Markel Group Inc (MKL) over the past 5 years, including 9 buys and 0 sells. The most-recent trade in Markel Group Inc is the acquisition of 100 shares on February 2, 2024, which cost Thomas Sinnickson Gayner around $141,474.

According to the SEC Form 4 filings, Thomas Sinnickson Gayner has made a total of 9 transactions in Cable One Inc (CABO) over the past 5 years, including 9 buys and 0 sells. The most-recent trade in Cable One Inc is the acquisition of 100 shares on March 6, 2023, which cost Thomas Sinnickson Gayner around $70,930.

According to the SEC Form 4 filings, Thomas Sinnickson Gayner has made a total of 5 transactions in Graham Holdings Co (GHC) over the past 5 years, including 5 buys and 0 sells. The most-recent trade in Graham Holdings Co is the acquisition of 100 shares on November 9, 2023, which cost Thomas Sinnickson Gayner around $60,724.

Insider Trading History of Thomas Sinnickson Gayner

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.

Thomas Sinnickson Gayner Trading Performance

GuruFocus tracks the stock performance after each of Thomas Sinnickson Gayner's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Thomas Sinnickson Gayner is -2.21%. GuruFocus also compares Thomas Sinnickson Gayner's trading performance to market benchmark return within the same time period. The performance of stocks bought by Thomas Sinnickson Gayner within 3 months outperforms 11 times out of 23 transactions in total compared to the return of S&P 500 within the same period.

You can select different timeframes to see how Thomas Sinnickson Gayner'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 Thomas Sinnickson Gayner

Average Return

-14.7%

Average return per transaction

Outperforming Transactions

47%

8 out of 17 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(%) -1.34 -2.21 -7.91 -14.7 11.26 26.79
Relative Return to S&P 500(%) -0.41 -4.81 -10.12 -24.36 5.85 14.05

Thomas Sinnickson Gayner Ownership Network

Ownership Network List of Thomas Sinnickson Gayner

No Data

Ownership Network Relation of Thomas Sinnickson Gayner


Thomas Sinnickson Gayner Owned Company Details

What does Enovis Corp do?

Who are the key executives at Enovis Corp?

Thomas Sinnickson Gayner is the director of Enovis Corp. Other key executives at Enovis Corp include Principal Accounting Officer John Kleckner , SVP & Chief Financial Officer Berry Phillip Benjamin (ben) , and SVP??Strategy & Business Deve. Daniel A Pryor .

Enovis Corp () Insider Trades Summary

Over the past 18 months, Thomas Sinnickson Gayner made no insider transaction in Enovis Corp (). Other recent insider transactions involving Enovis Corp () include a net sale of 77,254 shares made by Daniel A Pryor , a net sale of 33,385 shares made by Matthew L. Trerotola , and a net sale of 12,980 shares made by Brady Shirley .

In summary, during the past 3 months, insiders sold 0 shares of Enovis Corp () in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 139,834 shares of Enovis Corp () were sold and 0 shares were bought by its insiders, resulting in a net sale of 139,834 shares.

Enovis Corp ()'s detailed insider trading history can be found in Insider Trading Tracker table.

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Enovis Corp Insider Transactions

No Available Data

Thomas Sinnickson Gayner Mailing Address

Above is the net worth, insider trading, and ownership report for Thomas Sinnickson Gayner. You might contact Thomas Sinnickson Gayner via mailing address: C/o Markel Corp, 4521 Highwoods Parkway, Glen Allen Va 23060.

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