http://www.sec.gov/Archives/edgar/data/4962/000104746919004370/a2239345z424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036119013427/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036119013434/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1634038/000114420419036061/tv525543-424b4.htm
http://www.sec.gov/Archives/edgar/data/36270/000119312519201456/d779398d424b2.htm
http://www.sec.gov/Archives/edgar/data/276328/000119312519202380/d781689d424b2.htm
http://www.sec.gov/Archives/edgar/data/1636422/000162828019009003/healthcatalyst424b4.htm