Walgreen Co $0 Unigene Laboratories Inc $68 Walgreens Boots Alliance, Inc. $993,848 HERC Holdings Inc $34,143,965 Teligent Inc $9,010 Walgreen Co $0 Unigene Laboratories Inc $68 Walgreens Boots Alliance, Inc. $993,848 HERC Holdings Inc $34,143,965 Teligent Inc $9,010