DRIEHAUS CAPITAL MANAGEMENT LLC Information

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

Report Date: 12/31/2014

Position Statistics

Total Positions 691
New Positions 197
Increased Positions 345
Decreased Positions 344
Positions with Activity 689
Sold Out Positions 213
Total Mkt Value (in $ millions) 2,543

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

Sector Weighting

Basic Materials 2%
Capital Goods 2.28%
Conglomerates 0.97%
Consumer Cyclical 7.99%
Consumer/Non-Cyclical 4.19%
Energy 4.48%
Financial 7.48%
Healthcare 12.25%
Services 23.43%
Technology 18.44%
Transportation 2.72%
Utilities 3.66%

345 INCREASED Positions as of 12/31/2014

Company ▲ Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
8X8 INC NEW COM 10,644 1,825 20.70 1,267,148
ABAXIS INC COM 6,619 6,619 New 103,244
ACADIA HEALTHCARE COMPANY INC COM 7,955 192 2.48 111,104
ACADIA PHARMACEUTICALS COM 495 495 New 15,200
ACCELERON PHARMA INC COM 7,474 3,686 97.29 196,387
ACCO BRANDS CORP COM 195 79 67.74 23,483
ACHILLION PHARMACEUTICALS INC COM 1,060 274 34.77 107,546
ADEPT TECHNOLOGY INC COM NEW 69 69 New 11,300
ADEPTUS HEALTH INC CL A 2,224 2,224 New 44,283
AEGEAN MARINE PETROLEUM NETWRK SHS 2,521 2,521 New 175,441
AERIE PHARMACEUTICALS INC COM 3,340 3,340 New 106,559
ALDER BIOPHARMACEUTICALS INC COM 2,852 90 3.25 98,830
ALIBABA GROUP HLDG LTD SPONSORED ADS 21,210 21,210 New 254,801
ALKERMES PLC SHS 1,684 1,684 New 27,623
ALLEGIANT TRAVEL CO COM 4,159 4,159 New 21,629
ALLIED MOTION TECHNOLOGIES INC COM 371 371 New 11,192
AMAG PHARMACEUTICALS INC COM 13,347 13,347 New 244,184
AMBARELLA INC SHS 14,756 1,683 12.88 194,895
AMC ENTMT HLDGS INC CL A COM 674 674 New 19,000
AMERCO COM 6,385 251 4.10 19,324


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