https://www.cnbc.com/2017/11/15/wall-streets-new-bitcoin-play-square-rises-on-report-its-testing-support-of-the-cryptocurrency.html >Traders have another potential stock play on bitcoin: Square. >Jack Dorsey's company is testing support for bitcoin through its Cash payments app, according to a TechCrunch report overnight. Square did not immediately respond to a CNBC request for comment.