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Institutional Investment Manager
DRIEHAUS CAPITAL MANAGEMENT LLC
DRIEHAUS CAPITAL MANAGEMENT LLC (CIK: 0000938206) incorporated in Delaware, located at 25 East Erie St, Chicago, IL. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q3)
Portfolio Summary: 521 holdings with a total value of $2,623,317,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 US BANCORP DEL 12,981 543,000 0.02%
52 Con-Way Inc 11,440 543,000 0.02%
53 Horsehead Holding Corp. 33,100 547,000 0.02%
54 TubeMogul, Inc. 47,800 550,000 0.02%
55 TOP IMAGE SYSTEMS LTD 138,408 563,000 0.02%
56 COVANTA HLDG CORP 26,700 567,000 0.02%
57 VERIFONE SYS INC 16,752 576,000 0.02%
58 GEOPARK LTD 58,820 576,000 0.02%
59 CIT GROUP INC 12,824 589,000 0.02%
60 TALLGRASS ENERGY PAR 13,020 590,000 0.02%
61 SOUTHWEST AIRLS CO 17,530 592,000 0.02%
62 ISHARES TR 15,007 624,000 0.02%
63 MEDIDATA SOLUTIONS INC 14,404 638,000 0.02%
64 PENSKE AUTOMOTIVE GRP INC 16,021 650,000 0.02%
65 VASCO DATA SEC INTL INC 34,640 651,000 0.02%
66 JUMEI INTL HLDG LTD 28,500 669,000 0.03%
67 CROSSAMERICA PARTNERS LP 19,831 674,000 0.03%
68 COMCAST CORP NEW 12,567 676,000 0.03%
69 DELPHI AUTOMOTIVE PLC 11,507 706,000 0.03%
70 TENET HEALTHCARE CORP 12,600 748,000 0.03%
71 SPLUNK INC 13,592 752,000 0.03%
72 LIVE NATION, INC. 31,514 757,000 0.03%
73 ROSS STORES INC 10,210 772,000 0.03%
74 ACHILLION PHARMACEUTICALS IN 79,800 796,000 0.03%
75 EL POLLO LOCO HLDGS INC 22,311 801,000 0.03%
76 VIEWPOINT FINANCIA 33,500 802,000 0.03%
77 COGNEX CORP 20,000 805,000 0.03%
78 RIGEL PHARMACEUTICAL INC 433,766 842,000 0.03%
79 Gastar Exploration, Ltd. 146,889 862,000 0.03%
80 COMMERCIAL VEH GROUP INC 139,765 864,000 0.03%
81 LANNET INC COM NEW 19,133 874,000 0.03%
82 JARDEN CORP 15,007 902,000 0.03%
83 World Wrestling Entertainment Inc 66,231 912,000 0.03%
84 ARATANA THERAPEUTICS INC 91,838 922,000 0.04%
85 GENERAL MTRS CO 41,543 930,000 0.04%
86 CHINA PETROLEUM & CHEMICAL COR ADR SPONSORED 10,706 935,000 0.04%
87 CARRIZO OIL & GAS INC 17,476 941,000 0.04%
88 LDR HLDG CORP COM 30,922 963,000 0.04%
89 ISHARES TR 1,450,000 966,000 0.04% Put
90 DIAMONDBACK ENERGY INC 13,066 977,000 0.04%
91 SunEdison Inc 51,778 978,000 0.04%
92 EMBRAER S A 25,575 1,003,000 0.04%
93 PGT INNOVATIONS INC COM 109,612 1,022,000 0.04%
94 LIFEPOINT HEALTH INC 14,800 1,024,000 0.04%
95 HORIZON PHARMA PLC 83,612 1,027,000 0.04%
96 RENTRAK CORP 100,000 1,040,000 0.04% Call
97 ISHARES TR 2,500,000 1,065,000 0.04% Put
98 BLACKSTONE GROUP L P 34,023 1,071,000 0.04%
99 WHITING PETE CORP NEW 13,864 1,075,000 0.04%
100 PACIFIC ETHANOL INC 77,045 1,076,000 0.04%
Page 2 of 11

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001140361-14-042047, filed 2014.11.14).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.