0001172661-20-001074.txt : 20200416 0001172661-20-001074.hdr.sgml : 20200416 20200416162828 ACCESSION NUMBER: 0001172661-20-001074 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20200331 FILED AS OF DATE: 20200416 DATE AS OF CHANGE: 20200416 EFFECTIVENESS DATE: 20200416 FILER: COMPANY DATA: COMPANY CONFORMED NAME: FRONTIER CAPITAL MANAGEMENT CO LLC CENTRAL INDEX KEY: 0000351173 IRS NUMBER: 043492668 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-01185 FILM NUMBER: 20796704 BUSINESS ADDRESS: STREET 1: 99 SUMMER ST CITY: BOSTON STATE: MA ZIP: 02110 BUSINESS PHONE: 6172610777 MAIL ADDRESS: STREET 1: 99 SUMMER ST CITY: BOSTON STATE: MA ZIP: 02110 FORMER COMPANY: FORMER CONFORMED NAME: FRONTIER CAPITAL MANAGEMENT CO INC DATE OF NAME CHANGE: 19990326 FORMER COMPANY: FORMER CONFORMED NAME: FRONTIER CAPITAL MANAGEMENT CORP DATE OF NAME CHANGE: 19810306 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0000351173 XXXXXXXX 03-31-2020 03-31-2020 false FRONTIER CAPITAL MANAGEMENT CO LLC

99 Summer St Boston MA 02110

13F HOLDINGS REPORT 028-01185 N Robert E. Phay, Jr. 617-261-0777 s/ Robert E. Phay, Jr. Boston MA 04-16-2020 0 275 8901768 INFORMATION TABLE 2 infotable.xml 2U INC COM 90214J101 10634 501127 SH SOLE 407811 0 93316 ABIOMED INC COM 003654100 3061 21088 SH SOLE 13550 0 7538 ACACIA COMMUNICATIONS INC COM 00401C108 13469 200498 SH SOLE 138287 0 62211 ACADIA HEALTHCARE COMPANY IN COM 00404A109 7580 413065 SH SOLE 308977 0 104088 ACADIA PHARMACEUTICALS INC COM 004225108 57268 1355455 SH SOLE 534041 0 821414 ACCELERON PHARMA INC COM 00434H108 3485 38775 SH SOLE 5432 0 33343 ADAPTIVE BIOTECHNOLOGIES COR COM 00650F109 26300 946710 SH SOLE 132653 0 814057 ADTALEM GLOBAL ED INC COM 00737L103 40389 1507616 SH SOLE 865475 0 642141 ADVANCE AUTO PARTS INC COM 00751Y106 24364 261076 SH SOLE 166478 0 94598 ADVANCED MICRO DEVICES INC COM 007903107 107537 2364483 SH SOLE 1499886 0 864597 AECOM COM 00766T100 18252 611444 SH SOLE 245894 0 365550 AERIE PHARMACEUTICALS INC COM 00771V108 5677 420539 SH SOLE 313967 0 106572 AGILENT TECHNOLOGIES INC COM 00846U101 28782 401873 SH SOLE 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