Hindenburg Research is taking aim at Jack Dorsey's Block, formerly known as Square, alleging that what the influential short seller called the payments company's "magical" financial technology relied ...

In a report published today (March 23), Hindenburg alleged Block, formerly known as Square, misled investors with inflated user numbers, facilitated payments for criminal activities, evaded regulation ...

Block shares dropped sharply on Thursday after Hindenburg Research said it's shorting the payments company. The short-seller said its 2-year investigation indicated the company used inflated metrics ...

Update 1:40pm: Adds Block response to short seller report. Block Inc. (NYSE:SQ), formerly known as Square, pared some if its earlier loss, now down 14%, after a new short report from Hindenburg ...