KEY POINTS
  • Short-seller Carson Block told CNBC Wednesday the practice is important to root out fraud.
  • "We have, globally, eight delistings of companies and two other regulatory actions that have led to sanctions," the founder of Muddy Waters Research said.
  • "That, to me, seems to be pretty American when we're out there protecting investors," he said.

Carson Block defended the practice of short-selling Wednesday, telling CNBC it provides a crucial role in protecting investors by identifying companies that could be misleading investors.

"I got into this business 11 years ago by helping to eliminate a number of frauds from China that were listed in the U.S.," the founder of Muddy Waters Research said "Squawk Box." "We have, globally, eight delistings of companies and two other regulatory actions that have led to sanctions. That to me seems to be pretty American when we're out there protecting investors."