In January, Collins was sentenced to two years and two months in prison after pleading guilty to charges of conspiring to commit securities fraud and making false statements to the FBI.
He admitted to helping his son and others avoid $800,000 in stock losses.
Collins, a Republican from the Buffalo area, represented Western New York in Congress from 2013-2019. He resigned in September 2019.
The White House announced 14 other pardons Tuesday night, including former Trump campaign aide George Papadopoulos and Alex van der Zwaan, convicted as a part of the Russia investigation.
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