DRIEHAUS CAPITAL MANAGEMENT LLC Information

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

Report Date: 03/31/2014

Position Statistics

Total Positions 649
New Positions 204
Increased Positions 340
Decreased Positions 303
Positions with Activity 643
Sold Out Positions 157
Total Mkt Value (in $ millions) 2,719

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

Sector Weighting

Basic Materials 1.69%
Capital Goods 3.52%
Conglomerates 0.85%
Consumer Cyclical 7.4%
Consumer/Non-Cyclical 2.98%
Energy 10.37%
Financial 8.53%
Healthcare 9.14%
Services 22.35%
Technology 19.22%
Transportation 3.67%
Utilities 2.79%

643 Activity Positions as of 03/31/2014

Company Class Value of Shares ($1,000s) ▼ Change in Value ($1,000s) Change (%) Shares Held
ACELRX PHARMACEUTICALS INC COM 19,458 10,926 128.06 1,830,473
DIAMONDBACK ENERGY INC COM 18,231 -2,293 (11.17) 207,523
8X8 INC NEW COM 18,166 9,110 100.60 2,393,414
QIHOO 360 TECHNOLOGY CO LTD ADS 17,756 16,020 923.11 186,881
MARKET VECTORS ETF TR VIETNAM ETF 17,561 17,561 New 799,330
TABLEAU SOFTWARE INC CL A 17,459 5,904 51.09 279,611
21VIANET GROUP INC SPONSORED ADR 17,435 17,435 New 626,696
CALLIDUS SOFTWARE INC COM 16,348 2,778 20.47 1,427,798
SERVICENOW INC COM 16,036 3,378 26.69 275,385
NEW ORIENTAL ED & TECH GRP INC SPON ADR 15,895 -6,130 (27.83) 774,225
INTERACTIVE INTELLIGENCE GROUP COM 15,134 547 3.75 349,197
PROOFPOINT INC COM 14,782 203 1.39 419,820
LAS VEGAS SANDS CORP COM 14,600 4,737 48.03 197,999
TENARIS S A SPONSORED ADR 14,469 14,469 New 320,817
PLAINS ALL AMERN PIPELINE L P UNIT LTD PARTN 14,014 4,735 51.03 233,300
MELCO CROWN ENTMT LTD ADR 13,762 12,716 1,216.14 421,374
WHIRLPOOL CORP COM 13,483 2,219 19.70 92,834
CONSTELLATION BRANDS INC CL A 13,470 -1,589 (10.55) 154,595
C&J ENERGY SVCS INC COM 13,059 11,714 871.40 387,958
GUIDEWIRE SOFTWARE INC COM 12,949 -4,834 (27.18) 340,490