Top Individual Contributors to Federal 527s (2014)

Total contributions
Richard Uihlein - to conservatives950000
Judith-Ann Corrente - to liberals756000
Reinier & Nancy Beeuwkes - to liberals600000
Quinn Delaney - to liberals551150
Fred Eshelmann - to conservatives517062
Donald & Shelley Rubin - to liberals509000
Amy Goldman - to liberals500000
Sources: opensecrets.org