0001172661-23-003529.txt : 20231030 0001172661-23-003529.hdr.sgml : 20231030 20231030132245 ACCESSION NUMBER: 0001172661-23-003529 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20230930 FILED AS OF DATE: 20231030 DATE AS OF CHANGE: 20231030 EFFECTIVENESS DATE: 20231030 FILER: COMPANY DATA: COMPANY CONFORMED NAME: OAK RIDGE INVESTMENTS LLC CENTRAL INDEX KEY: 0001054554 IRS NUMBER: 364142388 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-06668 FILM NUMBER: 231359295 BUSINESS ADDRESS: STREET 1: 10 SOUTH LASALLE STREET STREET 2: SUITE 1900 CITY: CHICAGO STATE: IL ZIP: 60603 BUSINESS PHONE: 312-857-1040 MAIL ADDRESS: STREET 1: 10 SOUTH LASALLE STREET STREET 2: SUITE 1900 CITY: CHICAGO STATE: IL ZIP: 60603 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE false true false 0001054554 XXXXXXXX 09-30-2023 09-30-2023 false OAK RIDGE INVESTMENTS LLC

10 South Lasalle Street Suite 1900 Chicago IL 60603

13F HOLDINGS REPORT 028-06668 000107066 801-35529 N John Brinckerhoff 312-857-1040 /s/ John Brinckerhoff Chicago IL 10-30-2023 0 142 783615125 INFORMATION TABLE 2 infotable.xml ABBOTT LABS COM 002824100 3757877 38801 SH SOLE 38801 0 0 ADVANCED MICRO DEVICES INC COM 007903107 4882819 47489 SH SOLE 47489 0 0 ALARM COM HLDGS INC COM 011642105 4309575 70487 SH SOLE 70487 0 0 ALPHABET INC CAP STK CL A 02079K305 15787474 120644 SH SOLE 120644 0 0 ALPHABET INC CAP STK CL C 02079K107 23389267 177393 SH SOLE 177393 0 0 AMAZON COM INC COM 023135106 32859249 258490 SH SOLE 258490 0 0 AMETEK INC COM 031100100 6298566 42627 SH SOLE 42627 0 0 AMPHENOL CORP NEW CL A 032095101 957318 11398 SH SOLE 11398 0 0 ANSYS INC COM 03662Q105 3952357 13283 SH SOLE 13283 0 0 APPLE INC COM 037833100 69718767 407212 SH SOLE 407212 0 0 APPLIED INDL TECHNOLOGIES IN COM 03820C105 3147550 20358 SH SOLE 20358 0 0 ARGENX SE SPONSORED ADR 04016X101 2799341 5694 SH SOLE 5694 0 0 ARISTA NETWORKS INC COM 040413106 5383079 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