John Koudounis Resigns From Mizuho To Pursue Other Opportunities

John Koudounis, president and CEO of Mizuho Securities USA has resigned his position effective immediately to pursue other opportunities.

Exclusive: Investment Guru John Calamos Weighs In On Bitcoin; Crypto

Risky, volatile and unregulated -- this was how Greek-American investment guru John Calamos described the murky world of bitcoin and cryptocurrency in an exclusive...