Quaker BioVentures II LP is 10% at ACHILLION PHARMACEUTICALS INC (ACHN). They have made 4 open-market trades across 2 companies since 2011, most recently 2019-11-13.
CIK 0001497725
1 open-market purchase totalling $1.9M since 2013, against 3 sales. Too few scored purchases to measure a record yet.
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.