0001104659-20-113787 SC 13G/A 1 20201009 20201009 2U, Inc. 0001459417 7372 262335939 DE 1231 SC 13G/A 34 005-88512 201232769 7900 HARKINS ROAD LANHAM MD 20706 (301) 892-4350 7900 HARKINS ROAD LANHAM MD 20706 2tor, Inc. 20090324 ARK Investment Management LLC 0001697748 464309299 DE 1231 SC 13G/A 3 EAST 28TH STREET, 7TH FLOOR NEW YORK NY 10016 212-426-7040 3 EAST 28TH STREET, 7TH FLOOR NEW YORK NY 10016 SC 13G/A 1 tm2032806-1_sc13ga.htm SC 13G/A