A former Deutsche Bank managing director and an accountant were sentenced to a combined eight years in jail on Thursday, drawing a line under the UK financial watchdog's eight-and-a-half year insider dealing inquiry.
Martyn Dodgson, a 44-year-old financier who advised the government during the credit crisis, was sentenced to four-and-a-half years for his part in an elaborate scam that prosecutors said made over $10 million between 2006 and 2010.
It is the longest UK prison term handed down for the crime.
Andrew Hind, a 56-year-old former finance director of fashion chain Topshop was sentenced to three-and-a-half years at London's Southwark Crown Court after being convicted of conspiracy to insider trade on Monday.
Insider dealing - using confidential information to trade on the stockmarket - carries a maximum seven-year sentence in the UK. But the longest term handed down to date had been four years.