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) 2,695

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

Sector Weighting

Basic Materials 1.65%
Capital Goods 3.53%
Conglomerates 0.86%
Consumer Cyclical 7.4%
Consumer/Non-Cyclical 3.01%
Energy 10.34%
Financial 8.33%
Healthcare 9.15%
Services 22.09%
Technology 19.57%
Transportation 3.58%
Utilities 2.78%

643 Activity Positions as of 03/31/2014

Company ▲ Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
21VIANET GROUP INC SPONSORED ADR 18,180 18,180 New 626,696
2U INC COM 6,328 6,328 New 442,199
3M CO COM 2,274 368 19.32 15,803
58 COM INC SPON ADR REP A 3,171 1,547 95.29 63,301
8X8 INC NEW COM 17,903 8,978 100.60 2,393,414
ABBVIE INC COM 765 765 New 13,704
ABRAXAS PETE CORP COM 255 -389 (60.43) 41,699
ACADIA HEALTHCARE COMPANY INC COM 2,681 -6,251 (69.99) 59,412
ACADIA PHARMACEUTICALS COM 6,519 692 11.88 304,064
ACCELERON PHARMA INC COM 3,770 -2,226 (37.13) 124,001
ACCESS MIDSTREAM PARTNERS L P UNIT 11,291 -2,642 (18.96) 178,511
ACCURAY INC COM 1,546 1,546 New 179,095
ACELRX PHARMACEUTICALS INC COM 18,781 10,546 128.06 1,830,473
ACTAVIS PLC SHS 5,750 5,750 New 26,555
ACUITY BRANDS INC COM 2,565 -2,208 (46.26) 22,589
ADEPT TECHNOLOGY INC COM NEW 2,115 711 50.68 225,436
ADVANCED EMISSIONS SOLUTS INC COM 597 -5,093 (89.51) 26,346
AEGEAN MARINE PETROLEUM NETWRK SHS -2,688 Sold Out 0
AERCAP HOLDINGS NV SHS -8,286 Sold Out 0
AGENUS INC COM NEW 3,618 3,618 New 1,106,475


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