According to a recent publication on the Financial Times the company is investigating their Employees and Contractors after they found a price surge days before the public announcement of the incorporation of the most popular BTC forks in the sector.
According to FT Brian Armstrong, co-founder and Chief of #Coinbase said that the company will achieve its goal if they (employess and contractors) hold themselves to a high standard of conduct.
I will post any new update on the matter if something comes up.