Robert I Tepper - Net Worth and Insider Trading

Robert I Tepper Net Worth

The estimated net worth of Robert I Tepper is at least $450 Million dollars as of 2024-04-29. Robert I Tepper is the 10% Owner of Global Blood Therapeutics Inc and owns about 4,990,677 shares of Global Blood Therapeutics Inc (GBT) stock worth over $342 Million. Robert I Tepper is the Director, 10% Owner of Constellation Pharmaceuticals Inc and owns about 2,983,051 shares of Constellation Pharmaceuticals Inc (CNST) stock worth over $101 Million. Robert I Tepper is also the 10% Owner of CytomX Therapeutics Inc and owns about 4,349,864 shares of CytomX Therapeutics Inc (CTMX) stock worth over $7 Million. Besides these, Robert I Tepper also holds Allena Pharmaceuticals Inc (ALNAQ) . Details can be seen in Robert I Tepper's Latest Holdings Summary section.

Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the assumption that Robert I Tepper has not made any transactions after 2018-07-23 and currently still holds the listed stock(s).

Transaction Summary of Robert I Tepper

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Robert I Tepper Insider Ownership Reports

Based on ownership reports from SEC filings, as the reporting owner, Robert I Tepper owns 25 companies in total, including Revolution Medicines Inc (RVMD) , Nurix Therapeutics Inc (NRIX) , and Relay Therapeutics Inc (RLAY) among others .

Click here to see the complete history of Robert I Tepper’s form 4 insider trades.

Insider Ownership Summary of Robert I Tepper

Ticker Comapny Transaction Date Type of Owner
RVMD Revolution Medicines Inc 2020-02-12 10 percent owner
NRIX Nurix Therapeutics Inc 2020-07-23 10 percent owner
RLAY Relay Therapeutics Inc 2020-07-15 10 percent owner
JNCE Jounce Therapeutics Inc 2017-01-26 director & 10 percent owner
PLRX Pliant Therapeutics Inc 2020-06-02 10 percent owner
NTGN Neon Therapeutics Inc 2020-05-06 director & 10 percent owner
FULC Fulcrum Therapeutics Inc 2019-07-17 10 percent owner
CNST Constellation Pharmaceuticals Inc 2019-06-06 director & 10 percent owner
ALNAQ Allena Pharmaceuticals Inc 2017-11-06 director & 10 percent owner
VYGR Voyager Therapeutics Inc 2016-12-19 10 percent owner
RYTM Rhythm Pharmaceuticals Inc 2017-10-04 10 percent owner
MYOK MyoKardia Inc 2018-03-07 10 percent owner
CTMX CytomX Therapeutics Inc 2017-10-04 10 percent owner
KALA Kala Bio Inc 2017-07-19 director
GBT Global Blood Therapeutics Inc 2017-04-06 10 percent owner
BPMC Blueprint Medicines Corp 2016-04-14 10 percent owner
SAGE Sage Therapeutics Inc 2016-05-16 10 percent owner
EDIT Editas Medicine Inc 2016-02-02 10 percent owner
LRMR Larimar Therapeutics Inc 2015-03-24 10 percent owner
DARE Dare Bioscience Inc 2014-04-10 director
FMI Foundation Medicine Inc 2015-05-14 10 percent owner
BLUE bluebird bio Inc 2013-12-16 director & 10 percent owner
SESN Sesen Bio Inc 2014-02-05 10 percent owner
DBTX Decibel Therapeutics Inc 2021-02-11 10 percent owner
CARM CARISMA Therapeutics Inc 2014-02-05 10 percent owner

Robert I Tepper Latest Holdings Summary

Robert I Tepper currently owns a total of 4 stocks. Among these stocks, Robert I Tepper owns 4,990,677 shares of Global Blood Therapeutics Inc (GBT) as of April 6, 2017, with a value of $342 Million and a weighting of 75.92%. Robert I Tepper owns 2,983,051 shares of Constellation Pharmaceuticals Inc (CNST) as of July 23, 2018, with a value of $101 Million and a weighting of 22.52%. Robert I Tepper also owns 4,349,864 shares of CytomX Therapeutics Inc (CTMX) as of October 4, 2017, with a value of $7 Million and a weighting of 1.56%. The other 1 stocks Allena Pharmaceuticals Inc (ALNAQ) have a combined weighting of 0% among all his current holdings.

Latest Holdings of Robert I Tepper

Ticker Comapny Latest Transaction Date Shares Owned Current Price ($) Current Value ($)
GBT Global Blood Therapeutics Inc 2017-04-06 4,990,677 68.49 341,811,468
CNST Constellation Pharmaceuticals Inc 2018-07-23 2,983,051 33.99 101,393,903
CTMX CytomX Therapeutics Inc 2017-10-04 4,349,864 1.61 7,003,281
ALNAQ Allena Pharmaceuticals Inc 2017-11-06 2,790,964 0.00 0

Holding Weightings of Robert I Tepper


Robert I Tepper Form 4 Trading Tracker

According to the SEC Form 4 filings, Robert I Tepper has made a total of 0 transactions in Global Blood Therapeutics Inc (GBT) over the past 5 years. The most-recent trade in Global Blood Therapeutics Inc is the sale of 31,225 shares on April 6, 2017, which brought Robert I Tepper around $1 Million.

According to the SEC Form 4 filings, Robert I Tepper has made a total of 0 transactions in Constellation Pharmaceuticals Inc (CNST) over the past 5 years. The most-recent trade in Constellation Pharmaceuticals Inc is the acquisition of 266,667 shares on July 23, 2018, which cost Robert I Tepper around $4 Million.

According to the SEC Form 4 filings, Robert I Tepper has made a total of 0 transactions in CytomX Therapeutics Inc (CTMX) over the past 5 years. The most-recent trade in CytomX Therapeutics Inc is the sale of 24,777 shares on October 4, 2017, which brought Robert I Tepper around $603,072.

More details on Robert I Tepper's insider transactions can be found in the Insider Trading History of Robert I Tepper table.

Insider Trading History of Robert I Tepper

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.

Robert I Tepper Trading Performance

GuruFocus tracks the stock performance after each of Robert I Tepper's buying transactions within different timeframes. To be detailed, the average return of stocks after 3 months bought by Robert I Tepper is -33.49%. GuruFocus also compares Robert I Tepper's trading performance to market benchmark return within the same time period. The performance of stocks bought by Robert I Tepper 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 Robert I Tepper'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 Robert I Tepper

Average Return

-22.15%

Average return per transaction

Outperforming Transactions

0%

0 out of 2 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(%) 14.1 -33.49 1.45 -22.15 15.7 -3.17
Relative Return to S&P 500(%) 12.47 -34.31 3.06 -28.86 7.54 -16.61

Robert I Tepper Ownership Network

Ownership Network List of Robert I Tepper

No Data

Ownership Network Relation of Robert I Tepper


Robert I Tepper Owned Company Details

What does Revolution Medicines Inc do?

Who are the key executives at Revolution Medicines Inc?

Robert I Tepper is the 10 percent owner of Revolution Medicines Inc. Other key executives at Revolution Medicines Inc include director & See Remarks Mark A Goldsmith , General Counsel Jeff Cislini , and See Remarks Margaret A Horn .

Revolution Medicines Inc (RVMD) Insider Trades Summary

Over the past 18 months, Robert I Tepper made no insider transaction in Revolution Medicines Inc (RVMD). Other recent insider transactions involving Revolution Medicines Inc (RVMD) include a net sale of 127,178 shares made by Margaret A Horn , a net sale of 97,493 shares made by Stephen Michael Kelsey , and a net sale of 12,934 shares made by Jeff Cislini .

In summary, during the past 3 months, insiders sold 58,164 shares of Revolution Medicines Inc (RVMD) in total and bought 0 shares, with a net sale of 58,164 shares. During the past 18 months, 362,724 shares of Revolution Medicines Inc (RVMD) were sold and 650,000 shares were bought by its insiders, resulting in a net purchase of 287,276 shares.

Revolution Medicines Inc (RVMD)'s detailed insider trading history can be found in Insider Trading Tracker table.

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Revolution Medicines Inc Insider Transactions

No Available Data

Robert I Tepper Mailing Address

Above is the net worth, insider trading, and ownership report for Robert I Tepper. You might contact Robert I Tepper via mailing address: 201 Brookline Ave, Suite 1401, Boston Ma 02215.

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