Kevin P Starr - Net Worth and Insider Trading
Kevin P Starr Net Worth
The estimated net worth of Kevin P Starr is at least $1.3 Billion dollars as of 2025-04-26. Kevin P Starr is the 10% Owner of Global Blood Therapeutics Inc and owns about 8,843,448 shares of Global Blood Therapeutics Inc (GBT) stock worth over $606 Million. Kevin P Starr is the 10% Owner of Blueprint Medicines Corp and owns about 5,453,753 shares of Blueprint Medicines Corp (BPMC) stock worth over $478 Million. Kevin P Starr is also the Director, 10% Owner of MyoKardia Inc and owns about 826,001 shares of MyoKardia Inc (MYOK) stock worth over $186 Million. Besides these, Kevin P Starr also holds Agios Pharmaceuticals Inc (AGIO) , Editas Medicine Inc (EDIT) , CytomX Therapeutics Inc (CTMX) , Sage Therapeutics Inc (SAGE) , Zafgen Inc (ZFGN) , Alnylam Pharmaceuticals Inc (ALNY) . Details can be seen in Kevin P Starr'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 Kevin P Starr has not made any transactions after 2018-04-18 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Kevin P Starr
Kevin P Starr Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Kevin P Starr owns 24 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 Kevin P Starr’s form 4 insider trades.
Insider Ownership Summary of Kevin P Starr
Ticker | Company | 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 |
![]() | ![]() | 2018-04-18 | director & 10 percent owner |
![]() | ![]() | 2020-06-02 | 10 percent owner |
![]() | ![]() | 2019-07-17 | 10 percent owner |
![]() | ![]() | 2016-12-19 | 10 percent owner |
![]() | ![]() | 2017-10-04 | 10 percent owner |
![]() | ![]() | 2018-08-22 | 10 percent owner |
![]() | ![]() | 2018-06-29 | 10 percent owner |
![]() | ![]() | 2018-03-07 | director & 10 percent owner |
![]() | ![]() | 2017-11-01 | 10 percent owner |
![]() | ![]() | 2017-04-12 | 10 percent owner |
![]() | ![]() | 2016-12-16 | 10 percent owner |
![]() | ![]() | 2015-11-12 | director |
![]() | ![]() | 2016-12-19 | 10 percent owner |
![]() | ![]() | 2017-01-26 | 10 percent owner |
![]() | ![]() | 2016-09-06 | 10 percent owner |
![]() | ![]() | 2015-07-13 | director & 10 percent owner |
![]() | ![]() | 2015-05-14 | 10 percent owner |
![]() | ![]() | 2014-05-30 | director |
![]() | ![]() | 2014-02-05 | 10 percent owner |
![]() | ![]() | 2021-02-11 | 10 percent owner |
![]() | ![]() | 2014-02-05 | 10 percent owner |
Kevin P Starr Latest Holdings Summary
Kevin P Starr currently owns a total of 9 stocks. Among these stocks, Kevin P Starr owns 8,843,448 shares of Global Blood Therapeutics Inc (GBT) as of December 16, 2016, with a value of $606 Million and a weighting of 46.66%. Kevin P Starr owns 5,453,753 shares of Blueprint Medicines Corp (BPMC) as of December 19, 2016, with a value of $478 Million and a weighting of 36.83%. Kevin P Starr also owns 826,001 shares of MyoKardia Inc (MYOK) as of January 3, 2018, with a value of $186 Million and a weighting of 14.31%. The other 6 stocks Agios Pharmaceuticals Inc (AGIO) , Editas Medicine Inc (EDIT) , CytomX Therapeutics Inc (CTMX) , Sage Therapeutics Inc (SAGE) , Zafgen Inc (ZFGN) , Alnylam Pharmaceuticals Inc (ALNY) have a combined weighting of 2.19% among all his current holdings.
Latest Holdings of Kevin P Starr
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
GBT | Global Blood Therapeutics Inc | 2016-12-16 | 8,843,448 | 68.49 | 605,687,754 |
BPMC | Blueprint Medicines Corp | 2016-12-19 | 5,453,753 | 87.66 | 478,075,988 |
MYOK | MyoKardia Inc | 2018-01-03 | 826,001 | 224.91 | 185,775,885 |
AGIO | Agios Pharmaceuticals Inc | 2013-07-23 | 545,454 | 29.45 | 16,063,620 |
EDIT | Editas Medicine Inc | 2016-09-06 | 3,906,176 | 1.54 | 6,015,511 |
CTMX | CytomX Therapeutics Inc | 2017-04-12 | 5,201,767 | 0.71 | 3,693,255 |
SAGE | Sage Therapeutics Inc | 2018-04-18 | 340,179 | 7.79 | 2,649,994 |
ZFGN | Zafgen Inc | 2015-09-24 | 30,860 | 0.99 | 30,551 |
ALNY | Alnylam Pharmaceuticals Inc | 2015-11-12 | 0 | 251.56 | 0 |
Holding Weightings of Kevin P Starr
Kevin P Starr Form 4 Trading Tracker
According to the SEC Form 4 filings, Kevin P Starr 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 108,955 shares on December 16, 2016, which brought Kevin P Starr around $2 Million.
According to the SEC Form 4 filings, Kevin P Starr has made a total of 0 transactions in Blueprint Medicines Corp (BPMC) over the past 5 years. The most-recent trade in Blueprint Medicines Corp is the sale of 106,489 shares on December 19, 2016, which brought Kevin P Starr around $3 Million.
According to the SEC Form 4 filings, Kevin P Starr has made a total of 0 transactions in MyoKardia Inc (MYOK) over the past 5 years. The most-recent trade in MyoKardia Inc is the sale of 816,326 shares on January 3, 2018, which brought Kevin P Starr around $34 Million.
More details on Kevin P Starr's insider transactions can be found in the Insider Trading History of Kevin P Starr table.Insider Trading History of Kevin P Starr
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Kevin P Starr Trading Performance
Kevin P Starr Ownership Network
Ownership Network List of Kevin P Starr
Ownership Network Relation of Kevin P Starr

Kevin P Starr Owned Company Details
What does Revolution Medicines Inc do?
Who are the key executives at Revolution Medicines Inc?
Kevin P Starr is the 10 percent owner of Revolution Medicines Inc. Other key executives at Revolution Medicines Inc include General Counsel Jeff Cislini , See Remarks Margaret A Horn , and Chief Financial Officer Jack Anders .
Revolution Medicines Inc (RVMD) Insider Trades Summary
Over the past 18 months, Kevin P Starr made no insider transaction in Revolution Medicines Inc (RVMD). Other recent insider transactions involving Revolution Medicines Inc (RVMD) include a net sale of 38,149 shares made by Jeff Cislini , a net sale of 156,853 shares made by Stephen Michael Kelsey , and a net sale of 241,070 shares made by Mark A Goldsmith .
In summary, during the past 3 months, insiders sold 23,453 shares of Revolution Medicines Inc (RVMD) in total and bought 0 shares, with a net sale of 23,453 shares. During the past 18 months, 593,554 shares of Revolution Medicines Inc (RVMD) were sold and 1,304,347 shares were bought by its insiders, resulting in a net purchase of 710,793 shares.
Revolution Medicines Inc (RVMD)'s detailed insider trading history can be found in Insider Trading Tracker table.
Revolution Medicines Inc Insider Transactions
Kevin P Starr Mailing Address
Above is the net worth, insider trading, and ownership report for Kevin P Starr. Based on the public information released on the U.S. Securities and Exchange Commission (SEC) website, Kevin P Starr's mailing address is: Boston Ma 02116.