John D Halpern - Net Worth and Insider Trading
John D Halpern Net Worth
The estimated net worth of John D Halpern is at least $58,652 dollars as of 2025-07-13. John D Halpern is the 10% Owner of Ernexa Therapeutics Inc and owns about 30,078 shares of Ernexa Therapeutics Inc (ERNA) stock worth over $58,652. Details can be seen in John D Halpern's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that John D Halpern has not made any transactions after 2022-12-02 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of John D Halpern
John D Halpern Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, John D Halpern owns 1 companies in total, including Ernexa Therapeutics Inc (ERNA) .
Click here to see the complete history of John D Halpern’s form 4 insider trades.
Insider Ownership Summary of John D Halpern
| Ticker | Company | Transaction Date | Type of Owner |
|---|---|---|---|
| ERNA | Ernexa Therapeutics Inc | 2022-12-02 | 10 percent owner |
John D Halpern Latest Holdings Summary
John D Halpern currently owns a total of 1 stock. John D Halpern owns 30,078 shares of Ernexa Therapeutics Inc (ERNA) as of December 2, 2022, with a value of $58,652.
Latest Holdings of John D Halpern
| Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| ERNA | Ernexa Therapeutics Inc | 2022-12-02 | 30,078 | 1.95 | 58,652 |
Holding Weightings of John D Halpern
John D Halpern Form 4 Trading Tracker
According to the SEC Form 4 filings, John D Halpern has made a total of 1 transactions in Ernexa Therapeutics Inc (ERNA) over the past 5 years, including 1 buys and 0 sells. The most-recent trade in Ernexa Therapeutics Inc is the acquisition of 22,395 shares on December 2, 2022, which cost John D Halpern around $1 Million.
Insider Trading History of John D Halpern
- 1
John D Halpern Trading Performance
GuruFocus tracks the stock performance after each of John D Halpern's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by John D Halpern is 13.64%. GuruFocus also compares John D Halpern's trading performance to market benchmark return within the same time period. The performance of stocks bought by John D Halpern within 3 months outperforms 1 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 D Halpern's insider trading performs compared to the benchmark.
Performance of John D Halpern
Average Return
Outperforming Transactions
| 1 Month | 3 Months | 6 Months | 1 Year | 2 Years | 3 Years | |
|---|---|---|---|---|---|---|
| Return(%) | -2.42 | | | | | |
| Relative Return to S&P 500(%) | 3.28 | | | | | |
John D Halpern Ownership Network
Ownership Network List of John D Halpern
Ownership Network Relation of John D Halpern
John D Halpern Owned Company Details
What does Ernexa Therapeutics Inc do?
Who are the key executives at Ernexa Therapeutics Inc?
John D Halpern is the 10 percent owner of Ernexa Therapeutics Inc. Other key executives at Ernexa Therapeutics Inc include 10 percent owner Charles Cherington , 10 percent owner Freebird Investments Llc , and 10 percent owner Freebird Partners Lp .
Ernexa Therapeutics Inc (ERNA) Insider Trades Summary
Over the past 18 months, John D Halpern made no insider transaction in Ernexa Therapeutics Inc (ERNA). Other recent insider transactions involving Ernexa Therapeutics Inc (ERNA) include a net purchase of 25,009,560 shares made by Charles Cherington ,
In summary, during the past 3 months, insiders sold 0 shares of Ernexa Therapeutics Inc (ERNA) in total and bought 1,416,078 shares, with a net purchase of 1,416,078 shares. During the past 18 months, 0 shares of Ernexa Therapeutics Inc (ERNA) were sold and 1,667,305 shares were bought by its insiders, resulting in a net purchase of 1,667,305 shares.
Ernexa Therapeutics Inc (ERNA)'s detailed insider trading history can be found in Insider Trading Tracker table.
Ernexa Therapeutics Inc Insider Transactions
John D Halpern Mailing Address
Above is the net worth, insider trading, and ownership report for John D Halpern. Currently GuruFocus does not have mailing address information for John D Halpern.
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