Stephen Mayo - Net Worth and Insider Trading

Over the past 18 months, Stephen Mayo made no insider transaction in Merck & Co Inc (MRK). Other recent insider transactions involving Merck & Co Inc (MRK) include a net sale of 21,040 shares made by Johannes Jacobus Oosthuizen , a net sale of 8,750 shares made by Steven Mizell , and a net sale of 1,089 shares made by Joseph Romanelli .

In summary, during the past 3 months, insiders sold 0 shares of Merck & Co Inc (MRK) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 364,167 shares of Merck & Co Inc (MRK) were sold and 0 shares were bought by its insiders, resulting in a net sale of 364,167 shares.

Merck & Co Inc (MRK)'s detailed insider trading history can be found in Insider Trading Tracker table.

Over the past 18 months, Stephen Mayo made 1 insider transaction in Sarepta Therapeutics Inc (SRPT) with a net sale of 3,135. Other recent insider transactions involving Sarepta Therapeutics Inc (SRPT) include a net purchase of 105,570 shares made by Michael Andrew Chambers , a net sale of 40,957 shares made by Ryan Edward Brown , and a net sale of 30,000 shares made by Wigzell Hans Lennart Rudolf .

In summary, during the past 3 months, insiders sold 5,985 shares of Sarepta Therapeutics Inc (SRPT) in total and bought 0 shares, with a net sale of 5,985 shares. During the past 18 months, 99,430 shares of Sarepta Therapeutics Inc (SRPT) were sold and 180,795 shares were bought by its insiders, resulting in a net purchase of 81,365 shares.

Sarepta Therapeutics Inc (SRPT)'s detailed insider trading history can be found in Insider Trading Tracker table.

In summary, during the past 3 months, insiders sold 0 shares of Merck & Co Inc (MRKPRB.PFD) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 0 shares of Merck & Co Inc (MRKPRB.PFD) were sold and 0 shares were bought by its insiders, resulting in a net sale of 0 shares.

Merck & Co Inc (MRKPRB.PFD)'s detailed insider trading history can be found in Insider Trading Tracker table.

Over the past 18 months, Stephen Mayo made 1 insider transaction in Allogene Therapeutics Inc (ALLO) with a net sale of 10,000. Other recent insider transactions involving Allogene Therapeutics Inc (ALLO) include a net sale of 37,281 shares made by Deborah M. Messemer , a net purchase of 1,724,137 shares made by Arie Belldegrun , and a net sale of 11,200 shares made by Franz B Humer .

In summary, during the past 3 months, insiders sold 0 shares of Allogene Therapeutics Inc (ALLO) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 58,481 shares of Allogene Therapeutics Inc (ALLO) were sold and 1,724,327 shares were bought by its insiders, resulting in a net purchase of 1,665,846 shares.

Allogene Therapeutics Inc (ALLO)'s detailed insider trading history can be found in Insider Trading Tracker table.