Consumer intelligence company NIQ Global is targeting a valuation of up to $7.26 billion on a fully diluted basis in its U.S. initial public offering, as private equity-backed listings begin to re-emerge after a recent slowdown. The Chicago, Illinois-based company, which is backed by investment giants Advent International and KKR, aims to raise up to $1.20 billion by offering 50 million shares priced between $20 and $24 apiece, it said on Monday. Private equity-backed IPOs slowed significantly