Driehaus Capital Management

Driehaus Capital Management as of Sept. 30, 2011

Portfolio Holdings for Driehaus Capital Management

Driehaus Capital Management holds 349 positions in its portfolio as reported in the September 2011 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Virgin Media Inc note 6.500%11/1 2.4 $44M 30M 1.50
Ford Mtr Co Del note 4.250%11/1 1.7 $32M 25M 1.30
Golar Lng (GLNG) 1.5 $28M 873k 31.79
Green Mountain Coffee Roasters 1.4 $26M 277k 92.94
Lear Corporation (LEA) 1.3 $25M 576k 42.90
Carpenter Technology Corporation (CRS) 1.3 $24M 536k 44.89
Nu Skin Enterprises (NUS) 1.2 $23M 565k 40.52
Apple (AAPL) 1.2 $23M 60k 381.17
Deckers Outdoor Corporation (DECK) 1.2 $23M 241k 93.26
DSW 1.2 $22M 467k 46.18
Alexion Pharmaceuticals 1.2 $21M 335k 64.06
Acacia Research Corporation (ACTG) 1.1 $21M 590k 35.99
Copa Holdings Sa-class A (CPA) 1.1 $21M 341k 61.27
Universal Display Corporation (OLED) 1.1 $21M 432k 47.94
Vale (VALE) 1.1 $20M 894k 22.81
Suntech Pwr Hldgs Co Ltd note 3.000% 3/1 1.1 $20M 51M 0.39
Under Armour (UAA) 0.9 $17M 255k 66.41
Nii Hldgs Inc note 3.125% 6/1 0.9 $17M 17M 1.01
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.9 $16M 258k 62.23
HMS Holdings 0.9 $16M 657k 24.39
TRW Automotive Holdings 0.9 $16M 485k 32.73
Cepheid 0.9 $16M 409k 38.83
Cerner Corporation 0.8 $14M 206k 68.52
Diamond Foods 0.8 $14M 177k 79.79
Market Vector Russia ETF Trust 0.8 $14M 558k 25.30
Triumph (TGI) 0.8 $14M 288k 48.74
Gerdau SA (GGB) 0.8 $14M 1.9M 7.13
Fomento Economico Mexicano SAB (FMX) 0.7 $14M 211k 64.82
Annaly Capital Management 0.7 $14M 812k 16.63
Liquidity Services (LQDT) 0.7 $14M 420k 32.07
Sodastream International 0.7 $14M 407k 33.06
Chart Industries (GTLS) 0.7 $13M 316k 42.17
CHECK POINT SOFTWARE Technolog Com Stk (CHKP) 0.7 $13M 244k 52.78
PriceSmart (PSMT) 0.7 $13M 208k 62.32
Sxc Health Solutions Corp 0.7 $13M 231k 55.73
priceline.com Incorporated 0.7 $13M 28k 449.46
Rackspace Hosting 0.7 $13M 368k 34.14
MAKO Surgical 0.7 $12M 361k 34.22
Electronic Arts (EA) 0.7 $12M 583k 20.45
Whole Foods Market 0.7 $12M 183k 65.31
Gnc Holdings Inc Cl A 0.7 $12M 592k 20.12
InterDigital (IDCC) 0.6 $12M 254k 46.58
Hershey Company (HSY) 0.6 $12M 197k 59.24
McDonald's Corporation (MCD) 0.6 $11M 130k 87.82
Hexcel Corporation (HXL) 0.6 $11M 514k 22.16
Jazz Pharmaceuticals 0.6 $11M 274k 41.50
Pharmasset 0.6 $11M 136k 82.37
Oxford Industries (OXM) 0.6 $11M 309k 34.30
Domino's Pizza (DPZ) 0.6 $11M 384k 27.25
Ross Stores (ROST) 0.6 $10M 131k 78.69
Ariad Pharmaceuticals 0.6 $10M 1.2M 8.79
Baidu (BIDU) 0.5 $9.9M 93k 106.96
Coca-Cola Company (KO) 0.5 $9.8M 145k 67.56
Starbucks Corporation (SBUX) 0.5 $9.8M 264k 37.29
Questcor Pharmaceuticals 0.5 $9.7M 355k 27.26
WisdomTree Investments (WT) 0.5 $9.7M 1.4M 7.02
Taiwan Semiconductor Mfg (TSM) 0.5 $9.4M 822k 11.43
Google 0.5 $9.2M 18k 514.39
Genes (GCO) 0.5 $9.2M 179k 51.53
Church & Dwight (CHD) 0.5 $9.3M 210k 44.20
RightNow Technologies 0.5 $9.2M 280k 33.05
Ishares Tr Index option 0.5 $9.2M 253k 36.54
Hansen Natural Corporation 0.5 $9.0M 103k 87.29
Westport Innovations 0.5 $9.0M 312k 28.93
Infosys Technologies (INFY) 0.5 $8.9M 174k 51.07
Endologix 0.5 $8.8M 873k 10.04
Quality Systems 0.5 $8.6M 89k 97.00
Polypore International 0.5 $8.5M 151k 56.52
Compania de Minas Buenaventura SA (BVN) 0.5 $8.2M 218k 37.74
Equinix 0.5 $8.2M 93k 88.83
Select Comfort 0.5 $8.3M 591k 13.97
Ares Capital Corporation (ARCC) 0.5 $8.3M 606k 13.77
Banco Bradesco SA (BBD) 0.5 $8.3M 558k 14.79
VeriFone Systems 0.4 $8.0M 229k 35.02
NxStage Medical 0.4 $8.1M 387k 20.86
Luminex Corporation 0.4 $8.1M 363k 22.17
Merge Healthcare 0.4 $8.2M 1.3M 6.09
Amazon (AMZN) 0.4 $7.9M 37k 216.22
ICICI Bank (IBN) 0.4 $7.6M 220k 34.75
Microsoft Corporation (MSFT) 0.4 $7.8M 313k 24.80
Pier 1 Imports 0.4 $7.6M 778k 9.78
RF Micro Devices 0.4 $7.6M 1.2M 6.34
Volcano Corporation 0.4 $7.5M 254k 29.63
Intuitive Surgical (ISRG) 0.4 $7.3M 20k 364.30
Watson Pharmaceuticals 0.4 $7.4M 108k 68.25
Advisory Board Company 0.4 $7.4M 115k 64.53
Cameron International Corporation 0.4 $7.4M 178k 41.54
Qualcomm (QCOM) 0.4 $7.3M 149k 48.63
IPG Photonics Corporation (IPGP) 0.4 $7.2M 166k 43.44
Rovi Corporation 0.4 $7.2M 167k 42.98
American Capital Agency 0.4 $7.1M 262k 27.10
Alkermes (ALKS) 0.4 $7.2M 470k 15.25
Crocs (CROX) 0.4 $6.9M 292k 23.68
Edwards Lifesciences (EW) 0.4 $7.0M 98k 71.28
Mitek Systems (MITK) 0.4 $7.0M 759k 9.25
Sociedad Quimica y Minera (SQM) 0.4 $6.8M 143k 47.81
Elizabeth Arden 0.4 $6.8M 238k 28.44
Oracle Corporation (ORCL) 0.4 $6.6M 230k 28.74
Keynote Systems 0.4 $6.6M 311k 21.13
Focus Media Holding 0.3 $6.4M 381k 16.79
Gilead Sciences (GILD) 0.3 $6.5M 167k 38.80
Finisar Corporation 0.3 $6.5M 371k 17.54
Computer Programs & Systems (TBRG) 0.3 $6.5M 98k 66.15
Financial Engines 0.3 $6.4M 356k 18.11
Dick's Sporting Goods (DKS) 0.3 $6.3M 188k 33.46
BJ's Restaurants (BJRI) 0.3 $6.0M 136k 44.11
UIL Holdings Corporation 0.3 $5.8M 177k 32.93
Genesee & Wyoming 0.3 $5.9M 126k 46.52
Lufkin Industries 0.3 $5.9M 111k 53.21
STAAR Surgical Company (STAA) 0.3 $5.7M 737k 7.80
Rosetta Resources 0.3 $5.7M 166k 34.22
Akorn 0.3 $5.8M 738k 7.80
Informatica Corporation 0.3 $5.7M 139k 40.95
Spdr S&p 500 Etf Tr option 0.3 $5.7M 50k 113.16
Bristol Myers Squibb (BMY) 0.3 $5.5M 174k 31.38
Baker Hughes Incorporated 0.3 $5.6M 121k 46.16
First Cash Financial Services 0.3 $5.5M 131k 41.95
Market Vectors Junior Gold Miners ETF 0.3 $5.4M 193k 28.15
AVEO Pharmaceuticals 0.3 $5.6M 365k 15.39
Moly 0.3 $5.5M 167k 32.87
Costco Wholesale Corporation (COST) 0.3 $5.4M 65k 82.13
True Religion Apparel 0.3 $5.3M 197k 26.96
Peet's Coffee & Tea 0.3 $5.3M 95k 55.64
Robbins & Myers 0.3 $5.3M 152k 34.71
TreeHouse Foods (THS) 0.3 $5.2M 85k 61.84
Fortinet (FTNT) 0.3 $5.4M 319k 16.80
Precision Castparts 0.3 $5.1M 33k 155.45
GulfMark Offshore 0.3 $5.2M 143k 36.34
MasTec (MTZ) 0.3 $5.0M 286k 17.61
Allied Nevada Gold 0.3 $5.0M 141k 35.81
8x8 (EGHT) 0.3 $5.0M 1.2M 4.06
Las Vegas Sands (LVS) 0.3 $4.9M 127k 38.34
Tidewater 0.3 $4.9M 116k 42.05
MarketAxess Holdings (MKTX) 0.3 $4.8M 184k 26.02
Cubist Pharmaceuticals 0.3 $4.7M 134k 35.32
Ecopetrol (EC) 0.3 $4.7M 117k 40.29
Darden Restaurants (DRI) 0.2 $4.6M 109k 42.75
Fossil 0.2 $4.6M 57k 81.06
Cyberonics 0.2 $4.7M 164k 28.30
Stamps 0.2 $4.5M 220k 20.44
Neo Material Technologies In 0.2 $4.3M 710k 6.10
Hot Topic 0.2 $4.2M 549k 7.63
Air Methods Corporation 0.2 $4.3M 67k 63.67
CVR Energy (CVI) 0.2 $4.3M 203k 21.14
Mattel (MAT) 0.2 $4.1M 158k 25.89
Waste Connections 0.2 $4.0M 118k 33.82
Banco Itau Holding Financeira (ITUB) 0.2 $4.1M 263k 15.54
Minefinders 0.2 $4.0M 288k 13.92
Tornier Nv 0.2 $4.0M 193k 20.49
Joy Global 0.2 $3.9M 63k 62.38
Cohen & Steers (CNS) 0.2 $3.8M 132k 28.75
OPNET Technologies 0.2 $3.9M 112k 34.91
ARM Holdings 0.2 $3.9M 154k 25.50
Lululemon Athletica (LULU) 0.2 $3.9M 80k 48.65
Amarin Corporation (AMRN) 0.2 $3.9M 429k 9.20
China Kanghui Holdings 0.2 $3.9M 202k 19.50
Carbonite 0.2 $3.9M 320k 12.04
Wet Seal 0.2 $3.6M 811k 4.48
Dycom Industries (DY) 0.2 $3.7M 241k 15.30
Caribou Coffee Company 0.2 $3.8M 319k 11.82
General Motors Company (GM) 0.2 $3.6M 180k 20.18
Aurico Gold 0.2 $3.6M 387k 9.40
Arcos Dorados Holdings (ARCO) 0.2 $3.8M 162k 23.19
American Tower Corporation 0.2 $3.5M 65k 53.80
BE Aerospace 0.2 $3.6M 108k 33.11
Monro Muffler Brake (MNRO) 0.2 $3.4M 103k 32.97
Marchex (MCHX) 0.2 $3.4M 403k 8.50
Oasis Petroleum 0.2 $3.5M 157k 22.33
Homeaway 0.2 $3.5M 104k 33.62
Polaris Industries (PII) 0.2 $3.4M 67k 49.97
Penn National Gaming (PENN) 0.2 $3.2M 97k 33.29
Regis Corp Minn note 5.000% 7/1 0.2 $3.4M 2.9M 1.16
Rex Energy Corporation 0.2 $3.4M 269k 12.65
Hi-Tech Pharmacal 0.2 $3.3M 100k 33.60
athenahealth 0.2 $3.3M 55k 59.55
Cardtronics 0.2 $3.4M 148k 22.92
Beam 0.2 $3.3M 80k 41.56
Clean Harbors (CLH) 0.2 $3.1M 60k 51.29
Cummins (CMI) 0.2 $3.1M 39k 81.66
Shutterfly 0.2 $3.1M 74k 41.18
Mistras (MG) 0.2 $3.0M 173k 17.56
Freeport-McMoRan Copper & Gold (FCX) 0.2 $2.9M 95k 30.45
SandRidge Energy 0.2 $3.0M 535k 5.56
MercadoLibre (MELI) 0.2 $3.0M 56k 53.79
Omnicell (OMCL) 0.2 $3.0M 215k 13.78
Imax Corp Cad (IMAX) 0.2 $2.9M 200k 14.49
Kona Grill 0.2 $3.0M 535k 5.55
Twin Disc, Incorporated (TWIN) 0.2 $3.0M 113k 26.67
Cvd Equipment Corp equity (CVV) 0.2 $3.0M 223k 13.50
Globe Specialty Metals 0.1 $2.8M 191k 14.52
Shire 0.1 $2.8M 30k 93.92
CF Industries Holdings (CF) 0.1 $2.8M 23k 123.37
Pegasystems (PEGA) 0.1 $2.8M 93k 30.61
Hansen Medical 0.1 $2.8M 839k 3.32
Goodyear Tire & Rubber 0.1 $2.8M 18k 152.52
Vitamin Shoppe 0.1 $2.8M 75k 37.44
EXACT Sciences Corporation (EXAS) 0.1 $2.8M 430k 6.63
Gsv Cap Corp 0.1 $2.7M 197k 13.56
Vertex Pharmaceuticals Incorporated (VRTX) 0.1 $2.5M 56k 44.55
FARO Technologies (FARO) 0.1 $2.5M 80k 31.55
CommVault Systems (CVLT) 0.1 $2.6M 71k 37.06
Qlik Technologies 0.1 $2.6M 119k 21.66
Cavium 0.1 $2.5M 94k 27.01
Ryder System (R) 0.1 $2.4M 64k 37.51
Amerigon Incorporated 0.1 $2.3M 182k 12.73
Banco Macro SA (BMA) 0.1 $2.4M 120k 20.01
Altera Corporation 0.1 $2.4M 77k 31.53
bebe stores 0.1 $2.3M 343k 6.72
Pharmacyclics 0.1 $2.3M 198k 11.83
Acme Packet 0.1 $2.5M 58k 42.59
NetSuite 0.1 $2.4M 88k 27.01
Zillow 0.1 $2.4M 88k 27.35
Pfizer (PFE) 0.1 $2.1M 121k 17.68
Coach 0.1 $2.3M 44k 51.84
Tiffany & Co. 0.1 $2.1M 35k 60.82
Yum! Brands (YUM) 0.1 $2.3M 46k 49.38
Red Hat 0.1 $2.3M 53k 42.27
Allergan 0.1 $2.1M 26k 82.39
Nike (NKE) 0.1 $2.2M 25k 85.53
Sturm, Ruger & Company (RGR) 0.1 $2.3M 87k 25.98
American Vanguard (AVD) 0.1 $2.3M 206k 11.16
tw tele 0.1 $2.2M 132k 16.52
Silicon Motion Technology (SIMO) 0.1 $2.3M 195k 11.56
PROS Holdings (PRO) 0.1 $2.1M 165k 12.89
Jaguar Mng 0.1 $2.3M 488k 4.70
Cardiovascular Systems 0.1 $2.1M 188k 11.39
Arctic Cat 0.1 $2.1M 142k 14.49
BioScrip 0.1 $2.1M 323k 6.36
C&j Energy Services 0.1 $2.1M 125k 16.44
Kraft Foods 0.1 $1.9M 56k 33.59
Macy's (M) 0.1 $1.8M 69k 26.32
Krispy Kreme Doughnuts 0.1 $1.9M 282k 6.82
Tesco Corporation 0.1 $1.8M 155k 11.60
Walter Investment Management 0.1 $1.8M 80k 22.93
Datalink Corporation 0.1 $1.8M 268k 6.80
Servicesource 0.1 $1.9M 140k 13.21
Abercrombie & Fitch (ANF) 0.1 $1.6M 27k 61.55
CARBO Ceramics 0.1 $1.6M 16k 102.51
Lithia Motors (LAD) 0.1 $1.7M 116k 14.38
Elan Corporation 0.1 $1.7M 162k 10.55
Susser Holdings Corporation 0.1 $1.7M 84k 19.93
Actuate Corporation 0.1 $1.6M 298k 5.52
Inter Parfums (IPAR) 0.1 $1.7M 113k 15.45
Kensey Nash Corporation 0.1 $1.7M 70k 24.51
Seadrill 0.1 $1.7M 60k 27.52
Thermon Group Holdings (THR) 0.1 $1.7M 120k 13.82
Wells Fargo & Company Non-cum Perpet cnv (WFC.PL) 0.1 $1.5M 1.5k 1032.00
Range Resources (RRC) 0.1 $1.4M 24k 58.44
Potash Corp. Of Saskatchewan I 0.1 $1.5M 34k 43.23
Biogen Idec (BIIB) 0.1 $1.5M 17k 93.15
Silicon Image 0.1 $1.4M 236k 5.87
Avago Technologies 0.1 $1.5M 47k 32.76
Body Central Acquisition Corporation 0.1 $1.4M 79k 18.16
Ligand Pharmaceuticals In (LGND) 0.1 $1.4M 104k 13.68
Interactive Intelligence Group 0.1 $1.5M 55k 27.08
Trex Inc note 6.000% 7/0 0.1 $1.2M 1.2M 1.01
Syneron Medical Ltd ord 0.1 $1.3M 133k 9.91
Pioneer Natural Resources 0.1 $1.4M 21k 65.77
Tibco Software 0.1 $1.4M 61k 22.39
EV Energy Partners 0.1 $1.3M 19k 71.70
TransDigm Group Incorporated (TDG) 0.1 $1.4M 17k 81.67
Ruth's Hospitality 0.1 $1.2M 285k 4.29
BioSante Pharmaceuticals 0.1 $1.3M 571k 2.28
Nxp Semiconductors N V (NXPI) 0.1 $1.3M 93k 14.15
Ares Capital Corp Common Stock cmn 0.1 $1.3M 6.1k 207.52
Sunpower Corp conv 0.1 $1.3M 1.5M 0.85
Francescas Hldgs Corp 0.1 $1.3M 62k 21.21
Mechel OAO 0.1 $1.1M 110k 10.21
Melco Crown Entertainment (MLCO) 0.1 $1.2M 143k 8.31
Cabot Oil & Gas Corporation (CTRA) 0.1 $1.1M 18k 61.93
American Railcar Industries 0.1 $1.0M 68k 15.39
Astronics Corporation (ATRO) 0.1 $1.1M 38k 28.25
Hurco Companies (HURC) 0.1 $1.1M 54k 20.18
EQT Corporation (EQT) 0.1 $1.1M 20k 53.38
A.T. Cross Company 0.1 $1.1M 99k 11.28
H.J. Heinz Company 0.1 $923k 18k 50.46
Maxwell Technologies 0.1 $856k 47k 18.41
Smart Balance 0.1 $864k 146k 5.90
LivePerson (LPSN) 0.1 $966k 97k 9.95
Neurocrine Biosciences (NBIX) 0.1 $1.0M 169k 5.98
Movado (MOV) 0.1 $890k 73k 12.17
Anthera Pharmaceuticals 0.1 $935k 196k 4.77
Annaly Cap Mgmt Inc option 0.1 $891k 5.0k 178.41
Holdings Inc Note 5.25 0.1 $975k 750k 1.30
Antares Pharma 0.1 $831k 358k 2.32
AuthenTec 0.1 $841k 258k 3.26
Raptor Pharmaceutical 0.1 $957k 212k 4.51
Procera Networks 0.1 $967k 101k 9.60
POLYPORE INTERNATIONAL INC. Common Stock cmn 0.1 $876k 16k 56.52
On Semiconductor Corp note 2.625%12/1 0.0 $689k 650k 1.06
Monsanto Company 0.0 $776k 13k 60.01
3M Company (MMM) 0.0 $759k 11k 71.75
Molson Coors Brewing Company (TAP) 0.0 $741k 19k 39.63
Occidental Petroleum Corporation (OXY) 0.0 $728k 10k 71.48
Accenture (ACN) 0.0 $738k 14k 52.71
Express Scripts 0.0 $682k 18k 37.08
Starwood Hotels & Resorts Worldwide 0.0 $746k 19k 38.81
Brigham Exploration Company 0.0 $759k 30k 25.27
St. Jude Medical 0.0 $808k 22k 36.19
RTI Biologics 0.0 $820k 249k 3.29
Kodiak Oil & Gas 0.0 $748k 144k 5.21
ProShares Ultra Oil & Gas 0.0 $734k 22k 32.77
General Mtrs Co jr pfd cnv srb 0.0 $702k 20k 35.10
Teavana Hldgs 0.0 $702k 35k 20.33
Ansys (ANSS) 0.0 $618k 13k 49.05
Spdr S&p 500 Etf (SPY) 0.0 $579k 1.2k 503.48
Titan International (TWI) 0.0 $595k 40k 15.00
Gulfport Energy Corporation 0.0 $611k 25k 24.18
Rediff.com India (REDFY) 0.0 $460k 70k 6.57
iShares Russell 1000 Growth Index (IWF) 0.0 $616k 12k 52.56
Odyssey Marine Exploration 0.0 $473k 192k 2.46
Dollar General (DG) 0.0 $544k 14k 37.78
AirMedia 0.0 $642k 258k 2.49
Vanguard Emerging Markets ETF (VWO) 0.0 $612k 17k 35.82
RigNet 0.0 $547k 34k 16.03
BioMarin Pharmaceutical (BMRN) 0.0 $382k 12k 31.83
LKQ Corporation (LKQ) 0.0 $420k 17k 24.16
Zale Corporation 0.0 $282k 99k 2.85
Citigroup Inc unit 0.0 $398k 5.0k 79.60
Spreadtrum Communications 0.0 $311k 17k 17.98
FuelCell Energy 0.0 $283k 337k 0.84
Nautilus (BFXXQ) 0.0 $403k 269k 1.50
Orient-exp Htls 0.0 $387k 56k 6.91
Mbia Inc put 0.0 $445k 7.1k 62.68
USA Technologies 0.0 $367k 306k 1.20
Acorn Energy 0.0 $341k 64k 5.30
TPC 0.0 $394k 20k 20.10
Chunghwa Telecom Co Ltd - (CHT) 0.0 $448k 14k 32.97
Peabody Energy Corporation 0.0 $118k 3.5k 33.88
NVIDIA Corporation (NVDA) 0.0 $200k 16k 12.48
VisionChina Media 0.0 $210k 115k 1.83
Helix Energy Solutions (HLX) 0.0 $149k 11k 13.07
JDS Uniphase Corporation 0.0 $145k 15k 10.00
Travelzoo 0.0 $261k 12k 22.02
Finish Line 0.0 $240k 12k 20.00
Graham Corporation (GHM) 0.0 $193k 12k 16.64
Endeavour Silver Corp (EXK) 0.0 $142k 16k 8.99
Myr (MYRG) 0.0 $198k 11k 17.65
Hldgs (UAL) 0.0 $102k 5.3k 19.43
Coleman Cable 0.0 $160k 19k 8.44
EasyLink Services International 0.0 $201k 46k 4.35
Pernix Therapeutics Holdings 0.0 $106k 12k 8.79
General Mtrs Co *w exp 07/10/201 0.0 $198k 17k 11.62
General Mtrs Co *w exp 07/10/201 0.0 $135k 17k 7.92
Sequans Communications Adr adr usd.02 0.0 $112k 22k 5.00
Flotek Industries 0.0 $87k 19k 4.68
Mgm Mirage Call 0.0 $20k 20k 1.00
Biolase Technology 0.0 $90k 30k 3.00
Firstbank Corp/alma Mich - 0.0 $0 55k 0.00