"An Uber spokesperson said that the stock grant was issued around the time of the Otto acquisition in August 2016, and that it is common for vesting deals to back-date to the formation of an acquired startup." Common? Till 5 minutes ago, I thought stock options backdating was just illegal[1].<p>[1] <a href="https://en.wikipedia.org/wiki/Options_backdating" rel="nofollow">https://en.wikipedia.org/wiki/Options_backdating</a>