John Joseph Johnston - Net Worth and Insider Trading

John Joseph Johnston Net Worth

The estimated net worth of John Joseph Johnston is at least $617,483 dollars as of 2024-08-25. John Joseph Johnston is the Director of MaxCyte Inc and owns about 141,950 shares of MaxCyte Inc (MXCT) stock worth over $617,483. Details can be seen in John Joseph Johnston'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 Joseph Johnston has not made any transactions after 2024-07-26 and currently still holds the listed stock(s).

Transaction Summary of John Joseph Johnston

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John Joseph Johnston Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, John Joseph Johnston owns 1 companies in total, including MaxCyte Inc (MXCT) .

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

Insider Ownership Summary of John Joseph Johnston

Ticker Comapny Transaction Date Type of Owner
MXCT MaxCyte Inc 2024-07-26 director

John Joseph Johnston Latest Holdings Summary

John Joseph Johnston currently owns a total of 1 stock. John Joseph Johnston owns 141,950 shares of MaxCyte Inc (MXCT) as of July 26, 2024, with a value of $617,483.

Latest Holdings of John Joseph Johnston

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
MXCT MaxCyte Inc 2024-07-26 141,950 4.35 617,483

Holding Weightings of John Joseph Johnston


John Joseph Johnston Form 4 Trading Tracker

According to the SEC Form 4 filings, John Joseph Johnston has made a total of 11 transactions in MaxCyte Inc (MXCT) over the past 5 years, including 0 buys and 11 sells. The most-recent trade in MaxCyte Inc is the sale of 3,000 shares on July 26, 2024, which brought John Joseph Johnston around $14,250.

Insider Trading History of John Joseph Johnston

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 Joseph Johnston Trading Performance

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

John Joseph Johnston Ownership Network

Ownership Network List of John Joseph Johnston

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Ownership Network Relation of John Joseph Johnston

Insider Network Chart

John Joseph Johnston Owned Company Details

What does MaxCyte Inc do?

Who are the key executives at MaxCyte Inc?

John Joseph Johnston is the director of MaxCyte Inc. Other key executives at MaxCyte Inc include EVP & Global Sales Thomas M. Ross , EVP and General Counsel Maher Masoud , and director & President and CEO Douglas Doerfler .

MaxCyte Inc (MXCT) Insider Trades Summary

Over the past 18 months, John Joseph Johnston made 11 insider transaction in MaxCyte Inc (MXCT) with a net sale of 73,000. Other recent insider transactions involving MaxCyte Inc (MXCT) include a net sale of 300,000 shares made by Douglas Doerfler , a net sale of 158,266 shares made by Thomas M. Ross , and a net purchase of 100,000 shares made by Maher Masoud .

In summary, during the past 3 months, insiders sold 112,999 shares of MaxCyte Inc (MXCT) in total and bought 100,000 shares, with a net sale of 12,999 shares. During the past 18 months, 531,266 shares of MaxCyte Inc (MXCT) were sold and 180,000 shares were bought by its insiders, resulting in a net sale of 351,266 shares.

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

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MaxCyte Inc Insider Transactions

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John Joseph Johnston Mailing Address

Above is the net worth, insider trading, and ownership report for John Joseph Johnston. You might contact John Joseph Johnston via mailing address: C/o Maxcyte, Inc., 22 Firstfield Road, Suite 110, Gaithersburg Md 20878.

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