Managing Director

0001140361-14-032487.txt : 20140814 0001140361-14-032487.hdr.sgml : 20140814 20140814113019 ACCESSION NUMBER: 0001140361-14-032487 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20140630 FILED AS OF DATE: 20140814 DATE AS OF CHANGE: 20140814 EFFECTIVENESS DATE: 20140814 FILER: COMPANY DATA: COMPANY CONFORMED NAME: DRIEHAUS CAPITAL MANAGEMENT LLC CENTRAL INDEX KEY: 0000938206 IRS NUMBER: 203634295 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-04207 FILM NUMBER: 141040585 BUSINESS ADDRESS: STREET 1: 25 EAST ERIE ST CITY: CHICAGO STATE: IL ZIP: 60611 BUSINESS PHONE: 3125873800 MAIL ADDRESS: STREET 1: 25 EAST ERIE ST CITY: CHICAGO STATE: IL ZIP: 60611 FORMER COMPANY: FORMER CONFORMED NAME: DRIEHAUS CAPITAL MANAGEMENT INC DATE OF NAME CHANGE: 19950216 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0000938206 XXXXXXXX 06-30-2014 06-30-2014 DRIEHAUS CAPITAL MANAGEMENT LLC

25 EAST ERIE ST CHICAGO IL 60611

13F COMBINATION REPORT 028-04207 0000721204 028-01190 RUSSELL FRANK CO/ N Janet McWilliams Managing Director 312-587-3800 Janet McWilliams Chicago IL 08-14-2014 0 566 3082622 false INFORMATION TABLE 2 form13fInfoTable.xml 21Vianet Group, Inc. - ADR ADR 90138A103 26239 875510 SH SOLE 781434 0 94076 2U, Inc. COM 90214J101 1630 96957 SH SOLE 85144 0 11813 3M Co. COM 88579Y101 2146 14984 SH SOLE 14984 0 0 51job, Inc. - ADR ADR 316827104 7604 115286 SH SOLE 110970 0 4316 58.COM INC-ADR ADR 31680Q104 2579 47701 SH SOLE 6315 0 41386 8x8, Inc. COM 282914100 14036 1737083 SH SOLE 1308972 0 428111 ABBVIE INC COM 00287Y109 806 14276 SH SOLE 0 0 14276 Abengoa Yield PLC ADR 00289R201 9426 249235 SH SOLE 185257 0 63978 ACADIA HEALTHCARE CO INC COM 00404A109 3735 82079 SH SOLE 58474 0 23605 Acadia Pharmaceuticals, Inc. COM 004225108 3597 159211 SH SOLE 100861 0 58350 Acadia Realty Trust COM 004239109 3173 112961 SH SOLE 10287 0 102674 Acceleron Pharma, Inc. COM 00434H108 5581 164282 SH SOLE 109679 0 54603 Access Midstream Partners LP COM 00434L109 5294 83311 SH SOLE 0 0 83311 Acelrx Pharmaceuticals, Inc. COM 00444T100 11431 1115183 SH SOLE 869160 0 246023 Actavis PLC ADR G0083B108 9032 40495 SH SOLE 35306 0 5189 Acuity Brands Inc COM 00508Y102 3988 28845 SH SOLE 16830 0 12015 Advanced Semiconductor Engineering Inc. ADR 00756M404 492 75673 SH SOLE 0 0 75673 Agenus, Inc. COM 00847G705 2926 908842 SH SOLE 636544 0 272298 Agios Pharmaceuticals, Inc. COM 00847X104 11742 256261 SH SOLE 144304 0 111957 Air Lease Corp. COM 00912X302 5366 139097 SH SOLE 96992 0 42105 Air Transport Services Group COM 00922R105 1341 160186 SH SOLE 94207 0 65979 Airmedia Group, Inc. - ADR ADR 009411109 876 384143 SH SOLE 0 0 384143 Alder Biopharmaceuticals, Inc. COM 014339105 1963 97809 SH SOLE 57233 0 40576 Alexandria Real Estate Equities COM 015271109 3571 45994 SH SOLE 3939 0 42055 Align Technology, Inc. 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COM 128126109 498 23010 SH SOLE 0 0 23010 CALL/AMCC @ 12.5 EXP 11/22/14 CALL 03822W906 638 7500 SH Call SOLE 0 0 7500 CALL/EEM @ 42.5 EXP 08/16/2014 CALL 464287234 2814 21000 SH Call SOLE 0 0 21000 CALL/EEM @ 42.5 EXP 08/16/2014 CALL 464287234 1072 8000 SH Call SOLE 0 0 8000 CALL/GLD @ 125 EXP 01/17/2015 CALL 78463V107 495 750 SH Call SOLE 0 0 750 CALL/GLD @ 130 EXP 01/17/2015 CALL 78463V107 218 450 SH Call SOLE 0 0 450 CALL/IWM @ 112 EXP 08/16/2014 CALL 464287655 5062 7200 SH Call SOLE 0 0 7200 CALL/IWM @ 112 EXP 08/16/2014 CALL 464287655 1968 2800 SH Call SOLE 0 0 2800 CALL/RENT @ 55 EXP 01/17/2014 CALL 760174102 1068 1750 SH Call SOLE 0 0 1750 CALL/SYNA @ 65 EXP 09/20/2014 CALL 87157D109 375 700 SH Call SOLE 0 0 700 CALL/SYNA @ 70 EXP 09/20/2014 CALL 87157D109 501 1300 SH Call SOLE 0 0 1300 CALL/WWE @ 25 EXP 07/19/2014 CALL 98156Q108 523 850 SH Call SOLE 0 0 850 Callidus Software, Inc. COM 13123E500 12103 1013648 SH SOLE 623477 0 390171 Callon Petroleum Corp. 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