Jonathan Anderman - Net Worth and Insider Trading
Jonathan Anderman Net Worth
The estimated net worth of Jonathan Anderman is at least $401,800 dollars as of 2026-09-11. Jonathan Anderman is the General Counsel of Compass Therapeutics Inc and owns about 196,000 shares of Compass Therapeutics Inc (CMPX) stock worth over $401,800. Details can be seen in Jonathan Anderman'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 Jonathan Anderman has not made any transactions after 2026-04-29 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.
Transaction Summary of Jonathan Anderman
Jonathan Anderman Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Jonathan Anderman owns 1 companies in total, including Compass Therapeutics Inc (CMPX) .
Click here to see the complete history of Jonathan Anderman’s form 4 insider trades.
Insider Ownership Summary of Jonathan Anderman
| Ticker | Company | Transaction Date | Type of Owner |
|---|---|---|---|
| CMPX | Compass Therapeutics Inc | 2026-04-29 | Sr VP & Gen Counsel & Corp Sec |
Jonathan Anderman Latest Holdings Summary
Jonathan Anderman currently owns a total of 1 stock. Jonathan Anderman owns 196,000 shares of Compass Therapeutics Inc (CMPX) as of April 29, 2026, with a value of $401,800.
Latest Holdings of Jonathan Anderman
| Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
|---|---|---|---|---|---|
| CMPX | Compass Therapeutics Inc | 2026-04-29 | 196,000 | 2.05 | 401,800 |
Holding Weightings of Jonathan Anderman
Jonathan Anderman Form 4 Trading Tracker
According to the SEC Form 4 filings, Jonathan Anderman has made a total of 2 transactions in Compass Therapeutics Inc (CMPX) over the past 5 years, including 2 buys and 0 sells. The most-recent trade in Compass Therapeutics Inc is the acquisition of 25,000 shares on April 29, 2026, which cost Jonathan Anderman around $47,250.
Insider Trading History of Jonathan Anderman
* The information on this page (including Insider Trading Shares, Share Changes, Cost, etc.) is sourced exclusively from Form 4 filings and does not incorporate any data from 13F or 13D/G filings. As a result, it may differ from the values shown on the Guru page.
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Jonathan Anderman Trading Performance
GuruFocus tracks the stock performance after each of Jonathan Anderman's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Jonathan Anderman is 42.16%. GuruFocus also compares Jonathan Anderman's trading performance to market benchmark return within the same time period. The performance of stocks bought by Jonathan Anderman within 3 months outperforms 2 times out of 2 transactions in total compared to the return of S&P 500 within the same period.
You can select different timeframes to see how Jonathan Anderman's insider trading performs compared to the benchmark.
Performance of Jonathan Anderman
Jonathan Anderman Ownership Network
Ownership Network List of Jonathan Anderman
Ownership Network Relation of Jonathan Anderman

Jonathan Anderman Owned Company Details
What does Compass Therapeutics Inc do?
Who are the key executives at Compass Therapeutics Inc?
Jonathan Anderman is the Sr VP & Gen Counsel & Corp Sec of Compass Therapeutics Inc. Other key executives at Compass Therapeutics Inc include VP Finance Neil Lerner , Chief Medical Officer Cynthia Sirard , and Chief Commercial Officer Arjun Prasad .
Compass Therapeutics Inc (CMPX) Insider Trades Summary
Over the past 18 months, Jonathan Anderman made 2 insider transaction in Compass Therapeutics Inc (CMPX) with a net purchase of 45,000. Other recent insider transactions involving Compass Therapeutics Inc (CMPX) include a net purchase of 35,000 shares made by Neil Lerner , a net sale of 3,571,428 shares made by Carl L Gordon , and a net sale of 3,571,428 shares made by Orbimed Advisors Llc .
In summary, during the past 3 months, insiders sold 0 shares of Compass Therapeutics Inc (CMPX) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 7,142,856 shares of Compass Therapeutics Inc (CMPX) were sold and 90,000 shares were bought by its insiders, resulting in a net sale of 7,052,856 shares.
Compass Therapeutics Inc (CMPX)'s detailed insider trading history can be found in Insider Trading Tracker table.
Compass Therapeutics Inc Insider Transactions
Jonathan Anderman Mailing Address
Above is the net worth, insider trading, and ownership report for Jonathan Anderman. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Jonathan Anderman's mailing address is: Boston Ma 02135.