Sources: Criteo Hires Bank for Imminent IPO

French retargeter looking a $1 billion value; slim pickings for Rubicon

The ad tech money merry-go-round continues to whirl. Last week search advertising giant Marin Software filed to go public (a planned $75 million IPO), marking the first ad tech firm slated for an IPO in what is expected to be a frenzied market. A second company may soon follow—and it’s likely to be Criteo.