Live feed21:19:00·1602dINSIDERFilingvia QuantisnowSEC Form 4: Keson-Brookes Maiken converted options into 8,075 shares and sold $17,957 worth of shares (2,732 units at $6.57) to cover withholding taxByQuantisnow·Wall Street's wire, on your screen.RUBY· Rubius Therapeutics Inc.Health CareOriginal source