DRIEHAUS CAPITAL MANAGEMENT LLC Information

25 EAST ERIE ST, CHICAGO, Illinois, 60611, (312) 587-3800

Report Date: 12/31/2013

Position Statistics

Total Positions 587
New Positions 171
Increased Positions 294
Decreased Positions 287
Positions with Activity 581
Sold Out Positions 141
Total Mkt Value (in $ millions) 2,413

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

Sector Weighting

Basic Materials 2.43%
Capital Goods 4.1%
Conglomerates 0.8%
Consumer Cyclical 6.4%
Consumer/Non-Cyclical 4.32%
Energy 10%
Financial 8.12%
Healthcare 8.84%
Services 21.05%
Technology 20.23%
Transportation 3.94%
Utilities 4.15%

171 New Positions as of 12/31/2013

Company Class Value of Shares ($1,000s) Change in Value ($1,000s) ▲ Change (%) Shares Held
ENERGY RECOVERY INC COM 94 94 New 18,600
ARIAD PHARMACEUTICALS INC COM 101 101 New 14,000
AMERICAN EAGLE ENERGY CORP COM NEW 173 173 New 23,556
MITEL NETWORKS CORP COM 189 189 New 21,000
URANIUM RES INC COM PAR$0.001NEW 223 223 New 74,901
CONTROLADORA VUELA CIA DE AVIA SPON ADR RP 10 242 242 New 33,166
HANNON ARMSTRONG SUST INFR CAP COM 258 258 New 19,365
ORION ENERGY SYSTEMS INC COM 260 260 New 46,765
TRINA SOLAR LIMITED SPON ADR 261 261 New 22,195
EARTHLINK HLDGS CORP COM 279 279 New 79,700
INVESTMENT TECHNOLOGY GRP NEW COM 293 293 New 14,839
ZOGENIX INC COM 304 304 New 111,999
MDC PARTNERS INC CL A SUB VTG 310 310 New 12,759
HIMAX TECHNOLOGIES INC SPONSORED ADR 311 311 New 34,151
HORIZON PHARMA INC COM 319 319 New 23,857
VEEVA SYS INC CL A COM 338 338 New 15,000
CHINA LODGING GROUP LTD SPONSORED ADR 339 339 New 14,170
CHINA MOBILE GAMES & ENTMT GRP SPONSORED ADR 343 343 New 18,527
RPC INC COM 362 362 New 17,200
SUNEDISON INC COM 368 368 New 20,838