David S Kabakoff - Net Worth and Insider Trading

David S Kabakoff Net Worth

The estimated net worth of David S Kabakoff is at least $13 Million dollars as of 2024-05-26. David S Kabakoff is the Director of Castle Biosciences Inc and owns about 533,577 shares of Castle Biosciences Inc (CSTL) stock worth over $13 Million. Details can be seen in David S Kabakoff'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 S Kabakoff has not made any transactions after 2021-04-06 and currently still holds the listed stock(s).

Transaction Summary of David S Kabakoff

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David S Kabakoff Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, David S Kabakoff owns 2 companies in total, including Castle Biosciences Inc (CSTL) , and NextCure Inc (NXTC) .

Click here to see the complete history of David S Kabakoff’s form 4 insider trades.

Insider Ownership Summary of David S Kabakoff

Ticker Comapny Transaction Date Type of Owner
CSTL Castle Biosciences Inc 2021-04-06 director & 10 percent owner
NXTC NextCure Inc 2019-05-08 director

David S Kabakoff Latest Holdings Summary

David S Kabakoff currently owns a total of 1 stock. David S Kabakoff owns 533,577 shares of Castle Biosciences Inc (CSTL) as of April 6, 2021, with a value of $13 Million.

Latest Holdings of David S Kabakoff

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
CSTL Castle Biosciences Inc 2021-04-06 533,577 24.37 13,003,271

Holding Weightings of David S Kabakoff


David S Kabakoff Form 4 Trading Tracker

According to the SEC Form 4 filings, David S Kabakoff has made a total of 20 transactions in Castle Biosciences Inc (CSTL) over the past 5 years, including 1 buys and 19 sells. The most-recent trade in Castle Biosciences Inc is the sale of 110,000 shares on April 6, 2021, which brought David S Kabakoff around $8 Million.

Insider Trading History of David S Kabakoff

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.

David S Kabakoff Trading Performance

GuruFocus tracks the stock performance after each of David S Kabakoff's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by David S Kabakoff is -16.42%. GuruFocus also compares David S Kabakoff's trading performance to market benchmark return within the same time period. The performance of stocks bought by David S Kabakoff 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 David S Kabakoff'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 David S Kabakoff

Average Return

Average return per transaction

Outperforming Transactions

1 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(%) 7.25
Relative Return to S&P 500(%) 10.44

David S Kabakoff Ownership Network

Ownership Network List of David S Kabakoff

No Data

Ownership Network Relation of David S Kabakoff


David S Kabakoff Owned Company Details

What does Castle Biosciences Inc do?

Who are the key executives at Castle Biosciences Inc?

David S Kabakoff is the director & 10 percent owner of Castle Biosciences Inc. Other key executives at Castle Biosciences Inc include director & 10 percent owner & Pres. & Chief Exec. Officer Derek J Maetzold , Chief Operating Officer Kristen M Oelschlager , and Chief Operating Officer Bernhard E. Spiess .

Castle Biosciences Inc (CSTL) Insider Trades Summary

Over the past 18 months, David S Kabakoff made no insider transaction in Castle Biosciences Inc (CSTL). Other recent insider transactions involving Castle Biosciences Inc (CSTL) include a net sale of 310,155 shares made by Derek J Maetzold , a net sale of 355,447 shares made by Daniel Bradbury , and a net purchase of 4,800 shares made by Ellen Goldberg .

In summary, during the past 3 months, insiders sold 112,148 shares of Castle Biosciences Inc (CSTL) in total and bought 0 shares, with a net sale of 112,148 shares. During the past 18 months, 665,602 shares of Castle Biosciences Inc (CSTL) were sold and 5,962 shares were bought by its insiders, resulting in a net sale of 659,640 shares.

Castle Biosciences Inc (CSTL)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Castle Biosciences Inc Insider Transactions

No Available Data

David S Kabakoff Mailing Address

Above is the net worth, insider trading, and ownership report for David S Kabakoff. You might contact David S Kabakoff via mailing address: C/o Spiros Development Corp Ii Inc, 7475 Lusk Blvd, San Diego Ca 92121.

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