Walgreen Co $0 Unigene Laboratories Inc $68 Walgreens Boots Alliance, Inc. $952,795 HERC Holdings Inc $30,196,945 Teligent Inc $9,010 Walgreen Co $0 Unigene Laboratories Inc $68 Walgreens Boots Alliance, Inc. $952,795 HERC Holdings Inc $30,196,945 Teligent Inc $9,010