Robert J Bitterman - Net Worth and Insider Trading
Robert J Bitterman Net Worth
The estimated net worth of Robert J Bitterman is at least $66,287 dollars as of 2025-07-02. Robert J Bitterman is the Chairman, Pres & CEO of Phio Pharmaceuticals Corp and owns about 27,149 shares of Phio Pharmaceuticals Corp (PHIO) stock worth over $66,287. Details can be seen in Robert J Bitterman'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 Robert J Bitterman has not made any transactions after 2025-06-10 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Robert J Bitterman
Robert J Bitterman Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Robert J Bitterman owns 2 companies in total, including Phio Pharmaceuticals Corp (PHIO) , and Fibrocell Science Inc (FCSC) .
Click here to see the complete history of Robert J Bitterman’s form 4 insider trades.
Insider Ownership Summary of Robert J Bitterman
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
PHIO | Phio Pharmaceuticals Corp | 2025-06-10 | director |
FCSC | Fibrocell Science Inc | 2004-12-31 | director & President and CEO & Director |
Robert J Bitterman Latest Holdings Summary
Robert J Bitterman currently owns a total of 1 stock. Robert J Bitterman owns 27,149 shares of Phio Pharmaceuticals Corp (PHIO) as of June 10, 2025, with a value of $66,287.
Latest Holdings of Robert J Bitterman
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
PHIO | Phio Pharmaceuticals Corp | 2025-06-10 | 27,149 | 2.44 | 66,287 |
Holding Weightings of Robert J Bitterman
Robert J Bitterman Form 4 Trading Tracker
According to the SEC Form 4 filings, Robert J Bitterman has made a total of 11 transactions in Phio Pharmaceuticals Corp (PHIO) over the past 5 years, including 11 buys and 0 sells. The most-recent trade in Phio Pharmaceuticals Corp is the acquisition of 2,000 shares on June 10, 2025, which cost Robert J Bitterman around $4,840.
Insider Trading History of Robert J Bitterman
- 1
Robert J Bitterman Trading Performance
GuruFocus tracks the stock performance after each of Robert J Bitterman's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Robert J Bitterman is -12.44%. GuruFocus also compares Robert J Bitterman's trading performance to market benchmark return within the same time period. The performance of stocks bought by Robert J Bitterman within 3 months outperforms 4 times out of 8 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Robert J Bitterman's insider trading performs compared to the benchmark.
Performance of Robert J Bitterman
Robert J Bitterman Ownership Network
Ownership Network List of Robert J Bitterman
Ownership Network Relation of Robert J Bitterman

Robert J Bitterman Owned Company Details
What does Phio Pharmaceuticals Corp do?
Who are the key executives at Phio Pharmaceuticals Corp?
Robert J Bitterman is the director of Phio Pharmaceuticals Corp. Other key executives at Phio Pharmaceuticals Corp include Chief Development Officer Gerrit Dispersyn , Chief Development Officer John A Barrett , and director & President and CEO Geert Cauwenbergh .
Phio Pharmaceuticals Corp (PHIO) Insider Trades Summary
Over the past 18 months, Robert J Bitterman made 6 insider transaction in Phio Pharmaceuticals Corp (PHIO) with a net purchase of 12,200. Other recent insider transactions involving Phio Pharmaceuticals Corp (PHIO) include a net purchase of 5,000 shares made by Robert L Ferrara ,
In summary, during the past 3 months, insiders sold 0 shares of Phio Pharmaceuticals Corp (PHIO) in total and bought 12,700 shares, with a net purchase of 12,700 shares. During the past 18 months, 0 shares of Phio Pharmaceuticals Corp (PHIO) were sold and 13,200 shares were bought by its insiders, resulting in a net purchase of 13,200 shares.
Phio Pharmaceuticals Corp (PHIO)'s detailed insider trading history can be found in Insider Trading Tracker table.
Phio Pharmaceuticals Corp Insider Transactions
Robert J Bitterman Mailing Address
Above is the net worth, insider trading, and ownership report for Robert J Bitterman. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Robert J Bitterman's mailing address is: Westborough Ma 01581.