Chainarong Prasertthai Introduction Block (NYSE:SQ). "A large solid piece of hard material, especially rock, stone, or wood, typically with flat surfaces on each side." Or at least that's the definition according to Oxford Languages via the first result from Google. The Block we're interested in on the other hand is a company that most will recognize as the owners of the largely successful Cash App - although their original business goal was to make credit card readers utilized by phones. But that's not all ...