Sperzel John J Iii - Net Worth and Insider Trading
Sperzel John J Iii Net Worth
The estimated net worth of Sperzel John J Iii is at least $23 dollars as of 2025-05-11. Sperzel John J Iii is the Chairman and CEO of T2 Biosystems Inc and owns about 173 shares of T2 Biosystems Inc (TTOO) stock worth over $23. Details can be seen in Sperzel John J Iii'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 Sperzel John J Iii has not made any transactions after 2023-02-28 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Sperzel John J Iii
Sperzel John J Iii Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Sperzel John J Iii owns 2 companies in total, including T2 Biosystems Inc (TTOO) , and Chembio Diagnostics Inc (CEMI) .
Click here to see the complete history of Sperzel John J Iii’s form 4 insider trades.
Insider Ownership Summary of Sperzel John J Iii
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
TTOO | T2 Biosystems Inc | 2023-02-28 | director & See Remarks |
CEMI | Chembio Diagnostics Inc | 2014-03-13 | CEO |
Sperzel John J Iii Latest Holdings Summary
Sperzel John J Iii currently owns a total of 1 stock. Sperzel John J Iii owns 173 shares of T2 Biosystems Inc (TTOO) as of February 28, 2023, with a value of $23.
Latest Holdings of Sperzel John J Iii
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
TTOO | T2 Biosystems Inc | 2023-02-28 | 173 | 0.13 | 23 |
Holding Weightings of Sperzel John J Iii
Sperzel John J Iii Form 4 Trading Tracker
According to the SEC Form 4 filings, Sperzel John J Iii has made a total of 2 transactions in T2 Biosystems Inc (TTOO) over the past 5 years, including 1 buys and 1 sells. The most-recent trade in T2 Biosystems Inc is the sale of 98 shares on February 28, 2023, which brought Sperzel John J Iii around $6,157.
Insider Trading History of Sperzel John J Iii
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Sperzel John J Iii Trading Performance
GuruFocus tracks the stock performance after each of Sperzel John J Iii's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Sperzel John J Iii is -67.84%. GuruFocus also compares Sperzel John J Iii's trading performance to market benchmark return within the same time period. The performance of stocks bought by Sperzel John J Iii 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 Sperzel John J Iii's insider trading performs compared to the benchmark.
Performance of Sperzel John J Iii
Sperzel John J Iii Ownership Network
Ownership Network List of Sperzel John J Iii
Ownership Network Relation of Sperzel John J Iii

Sperzel John J Iii's Compensation Overview
Company | Year | Salary($) | Bonus($) | Stock Awards($) | Option Awards($) | Equity Awards($) | Non-Equity Incentive Plan($) | All Other Compensation($) | Change in Pension and Deferred Comp($) | Total($) |
---|---|---|---|---|---|---|---|---|---|---|
T2 Biosystems Inc | 2023 | 575,000 | N/A | N/A | N/A | N/A | 287,500 | 3,000 | N/A | 865,500 |
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Sperzel John J Iii Owned Company Details
What does T2 Biosystems Inc do?
Who are the key executives at T2 Biosystems Inc?
Sperzel John J Iii is the director & See Remarks of T2 Biosystems Inc. Other key executives at T2 Biosystems Inc include 10 percent owner Cr Group L.p. , 10 percent owner Crg Partners Iii (cayman) Unlev Aiv I L.p. , and 10 percent owner Crg Partners Iii (cayman) Lev Aiv I L.p. .
T2 Biosystems Inc (TTOO) Insider Trades Summary
Over the past 18 months, Sperzel John J Iii made no insider transaction in T2 Biosystems Inc (TTOO). Other recent insider transactions involving T2 Biosystems Inc (TTOO) include a net sale of 55 shares made by David B Elsbree ,
In summary, during the past 3 months, insiders sold 0 shares of T2 Biosystems Inc (TTOO) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 55 shares of T2 Biosystems Inc (TTOO) were sold and 0 shares were bought by its insiders, resulting in a net sale of 55 shares.
T2 Biosystems Inc (TTOO)'s detailed insider trading history can be found in Insider Trading Tracker table.
T2 Biosystems Inc Insider Transactions
Sperzel John J Iii Mailing Address
Above is the net worth, insider trading, and ownership report for Sperzel John J Iii. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Sperzel John J Iii's mailing address is: Brunswick Me 04011.