https://www.reuters.com/article/us-sezzle-ipo-usa/sezzle-shares-soar-on-u-s-ipo-plans-as-buy-now-pay-later-booms-idUSKBN2CG2T0 >(Reuters) -Sezzle Inc will soon file for a U.S. listing, the Australia-listed buy-now-pay-later firm said on Friday, as it joins Afterpay in seeking to tap investors in the sector's biggest market, sending its shares nearly 9% higher.