Green Dot, the leading provider of reloadable prepaid debit cards in the US, raised the proposed deal size for its upcoming IPO on Monday. Selling shareholders will now sell 4.17 million shares, 8% more than the 3.85 million originally planned. Green Dot, which was founded in 1999 and booked $291 million in sales over the last 12 months, plans to list on the NYSE under the symbol "GDOT". J.P. Morgan and Morgan Stanley are the lead underwriters on the deal, which is expected to price this week.

