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 40,500 shares made by Wigzell Hans Lennart Rudolf , and a net sale of 40,957 shares made by Ryan Edward Brown .

In summary, during the past 3 months, insiders sold 12,136 shares of Sarepta Therapeutics Inc (SRPT) in total and bought 0 shares, with a net sale of 12,136 shares. During the past 18 months, 111,566 shares of Sarepta Therapeutics Inc (SRPT) were sold and 180,795 shares were bought by its insiders, resulting in a net purchase of 69,229 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 46,417 shares made by Deborah M. Messemer , a net sale of 20,421 shares made by Franz B Humer , and a net purchase of 1,724,137 shares made by Arie Belldegrun .

In summary, during the past 3 months, insiders sold 18,357 shares of Allogene Therapeutics Inc (ALLO) in total and bought 0 shares, with a net sale of 18,357 shares. During the past 18 months, 76,838 shares of Allogene Therapeutics Inc (ALLO) were sold and 1,724,327 shares were bought by its insiders, resulting in a net purchase of 1,647,489 shares.

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