Yow, from their filing: "Transaction and advance losses for the six months ended June 30, 2015, increased by $13.9 million. We incurred a charge of approximatel

Yow, from their filing: "Transaction and advance losses for the six months ended June 30, 2015, increased by $13.9 million. We incurred a charge of approximately $5.7 million related to a fraud loss from a single seller in March 2015." I bet March 2015 was not a fun month at Square.