James B. Tananbaum - Net Worth and Insider Trading

James B. Tananbaum Net Worth

The estimated net worth of James B. Tananbaum is at least $36 Million dollars as of 2024-04-28. James B. Tananbaum is the Director, 10% Owner of Kinnate Biopharma Inc and owns about 13,718,311 shares of Kinnate Biopharma Inc (KNTE) stock worth over $36 Million. Details can be seen in James B. Tananbaum's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that James B. Tananbaum has not made any transactions after 2023-05-08 and currently still holds the listed stock(s).

Transaction Summary of James B. Tananbaum

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James B. Tananbaum Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, James B. Tananbaum owns 11 companies in total, including FS Development Corp (FSDC) , 10x Genomics Inc (TXG) , and Aerie Pharmaceuticals Inc (AERI) among others .

Click here to see the complete history of James B. Tananbaum’s form 4 insider trades.

Insider Ownership Summary of James B. Tananbaum

Ticker Comapny Transaction Date Type of Owner
FSDC FS Development Corp 2020-08-14 director & 10 percent owner & President & CEO
TXG 10x Genomics Inc 2020-03-04 10 percent owner
AERI Aerie Pharmaceuticals Inc 2016-07-22 10 percent owner
AIMT Aimmune Therapeutics Inc 2016-08-18 10 percent owner
NTLA Intellia Therapeutics Inc 2016-05-05 10 percent owner
ACRS Aclaris Therapeutics Inc 2021-02-05 10 percent owner
KNTE Kinnate Biopharma Inc 2023-05-08 director & 10 percent owner
QSI Quantum-Si Inc 2021-06-10 director
IRON Disc Medicine Inc 2021-10-04 director & 10 percent owner
PRDS Pardes Biosciences Inc 2021-12-23 director & 10 percent owner
THRX Theseus Pharmaceuticals Inc 2022-06-09 10 percent owner

James B. Tananbaum Latest Holdings Summary

James B. Tananbaum currently owns a total of 1 stock. James B. Tananbaum owns 13,718,311 shares of Kinnate Biopharma Inc (KNTE) as of May 8, 2023, with a value of $36 Million.

Latest Holdings of James B. Tananbaum

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
KNTE Kinnate Biopharma Inc 2023-05-08 13,718,311 2.65 36,353,524

Holding Weightings of James B. Tananbaum


James B. Tananbaum Form 4 Trading Tracker

According to the SEC Form 4 filings, James B. Tananbaum has made a total of 2 transactions in Kinnate Biopharma Inc (KNTE) over the past 5 years, including 2 buys and 0 sells. The most-recent trade in Kinnate Biopharma Inc is the acquisition of 1,780,000 shares on May 8, 2023, which cost James B. Tananbaum around $5 Million.

Insider Trading History of James B. Tananbaum

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.

James B. Tananbaum Trading Performance

GuruFocus tracks the stock performance after each of James B. Tananbaum's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by James B. Tananbaum is -13.51%. GuruFocus also compares James B. Tananbaum's trading performance to market benchmark return within the same time period. The performance of stocks bought by James B. Tananbaum within 3 months outperforms 0 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 James B. Tananbaum's insider trading performs compared to the benchmark.

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

Performance of James B. Tananbaum

Average Return

-50.01%

Average return per transaction

Outperforming Transactions

0%

0 out of 1 outperforming transactions.
Each transaction is measured over a period and compared to .
1 Month 3 Months 6 Months 1 Year 2 Years 3 Years
Return(%) 11.12 -13.51 -51.63 -50.01 -56.1 -61.44
Relative Return to S&P 500(%) 8.02 -19.96 -61.76 -73.78 -61.49 -69.26

James B. Tananbaum Ownership Network

Ownership Network List of James B. Tananbaum

No Data

Ownership Network Relation of James B. Tananbaum


James B. Tananbaum Owned Company Details

What does FS Development Corp do?

Who are the key executives at FS Development Corp?

James B. Tananbaum is the director & 10 percent owner & President & CEO of FS Development Corp. Other key executives at FS Development Corp include 10 percent owner Foresite Capital Fund V, L.p. , 10 percent owner Foresite Capital Management V, Llc , and 10 percent owner Fs Development Holdings, Llc .

FS Development Corp (FSDC) Insider Trades Summary

In summary, during the past 3 months, insiders sold 0 shares of FS Development Corp (FSDC) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of FS Development Corp (FSDC) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.

FS Development Corp (FSDC)'s detailed insider trading history can be found in Insider Trading Tracker table.

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FS Development Corp Insider Transactions

No Available Data

James B. Tananbaum Mailing Address

Above is the net worth, insider trading, and ownership report for James B. Tananbaum. You might contact James B. Tananbaum via mailing address: 3052 Pacific Avenue, San Francisco Ca 94115.

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