DRIEHAUS CAPITAL MANAGEMENT LLC Information

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

Report Date: 06/30/2014

Position Statistics

Total Positions 686
New Positions 193
Increased Positions 320
Decreased Positions 358
Positions with Activity 678
Sold Out Positions 157
Total Mkt Value (in $ millions) 2,658

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

Sector Weighting

Basic Materials 2.26%
Capital Goods 3.24%
Conglomerates 0.9%
Consumer Cyclical 6.1%
Consumer/Non-Cyclical 3.01%
Energy 9.12%
Financial 6.63%
Healthcare 8.75%
Services 22.74%
Technology 19.35%
Transportation 5.42%
Utilities 3.56%

320 INCREASED Positions as of 06/30/2014

Company ▲ Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
21VIANET GROUP INC SPONSORED ADR 23,910 6,795 39.70 875,510
51JOB INC SP ADR REP COM 7,982 7,982 New 230,572
ABBVIE INC COM 789 32 4.17 14,276
ABENGOA SA SP ADR REP B 7,173 7,173 New 249,235
ACADIA HEALTHCARE COMPANY INC COM 4,203 1,161 38.15 82,079
ACADIA RLTY TR COM SH BEN INT 3,256 3,256 New 112,961
ACCELERON PHARMA INC COM 4,414 1,082 32.48 164,282
ACTAVIS PLC SHS 9,192 3,164 52.50 40,495
ACUITY BRANDS INC COM 3,573 775 27.70 28,845
ADVANCED SEMICONDUCTOR ENGR SPONSORED ADR 483 483 New 75,673
AIR LEASE CORP CL A 5,272 5,272 New 139,097
AIR TRANSPORT SERVICES GRP INC COM 1,309 1,309 New 160,186
ALDER BIOPHARMACEUTICALS INC COM 1,667 1,667 New 97,809
ALLERGAN INC COM 6,658 6,658 New 40,679
ALLIANCE FIBER OPTIC PRODS INC COM NEW 1,173 1,173 New 79,159
ALLIANCE HOLDINGS GP LP COM UNITS LP 3,540 3,540 New 49,285
ALTRA INDL MOTION CORP COM 4,913 1,668 51.41 147,709
AMBARELLA INC SHS 2,395 2,395 New 69,914
AMERCO COM 3,210 3,210 New 11,554
AMREIT INC NEW CL B 1,765 1,765 New 75,761