Ardsley Advisory Partners

Ardsley Advisory Partners as of Sept. 30, 2013

Portfolio Holdings for Ardsley Advisory Partners

Ardsley Advisory Partners holds 139 positions in its portfolio as reported in the September 2013 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Jazz Pharmaceuticals (JAZZ) 8.0 $39M 424k 91.97
United Rentals (URI) 7.8 $38M 654k 58.29
Canadian Solar (CSIQ) 7.0 $34M 2.0M 16.99
Anadarko Petroleum Corporation 5.3 $26M 278k 92.99
Sunedison 4.6 $23M 2.8M 7.97
First Solar (FSLR) 3.7 $18M 450k 40.21
ArthroCare Corporation 3.2 $16M 444k 35.58
Industries N shs - a - (LYB) 3.0 $15M 200k 73.23
Concho Resources 2.8 $14M 125k 108.81
ITT Educational Services (ESINQ) 2.7 $13M 425k 31.00
Boyd Gaming Corporation (BYD) 2.4 $12M 825k 14.15
Hannon Armstrong (HASI) 2.2 $11M 950k 11.40
Oil States International (OIS) 2.1 $10M 100k 103.46
Grand Canyon Education (LOPE) 2.0 $10M 250k 40.24
Pioneer Natural Resources (PXD) 1.9 $9.4M 50k 188.80
Celldex Therapeutics 1.9 $9.4M 265k 35.43
Hca Holdings (HCA) 1.9 $9.4M 220k 42.75
Micron Technology (MU) 1.8 $8.6M 490k 17.47
Spdr S&p 500 Etf (SPY) 1.7 $8.4M 50k 168.02
salesforce (CRM) 1.6 $8.1M 156k 51.91
Cree 1.5 $7.5M 125k 60.19
Pfizer (PFE) 1.4 $7.0M 245k 28.73
eBay (EBAY) 1.4 $7.0M 125k 55.79
BroadSoft 1.3 $6.5M 181k 36.08
Berry Plastics (BERY) 1.3 $6.5M 326k 19.97
Omni (OMC) 1.3 $6.3M 100k 63.44
Hldgs (UAL) 1.2 $6.1M 200k 30.71
Tellabs 1.1 $5.3M 2.4M 2.27
Regional Management (RM) 1.0 $5.0M 156k 31.80
EnteroMedics 1.0 $4.7M 3.8M 1.25
Home Inns & Hotels Management 0.8 $4.2M 126k 33.20
Groupon 0.8 $4.0M 355k 11.21
Move 0.8 $3.9M 230k 16.96
WisdomTree Japan Total Dividend (DXJ) 0.7 $3.6M 75k 47.93
American Residential Pptys I 0.7 $3.5M 200k 17.61
Cobalt Intl Energy 0.6 $3.1M 125k 24.86
Advanced Micro Devices (AMD) 0.6 $2.9M 760k 3.81
Physicians Realty Trust 0.6 $2.9M 240k 12.12
3D Systems Corporation (DDD) 0.6 $2.9M 53k 53.99
Tuesday Morning Corporation 0.6 $2.7M 175k 15.28
Masonite International (DOOR) 0.5 $2.4M 50k 48.94
Nextera Energy (NEE) 0.4 $2.0M 25k 80.16
EnerSys (ENS) 0.4 $2.0M 33k 60.64
Financial Select Sector SPDR (XLF) 0.4 $2.0M 100k 19.91
World Energy Solutions 0.4 $2.0M 603k 3.28
Primoris Services (PRIM) 0.4 $2.0M 77k 25.49
Acxiom Corporation 0.3 $1.6M 58k 28.40
Freeport-McMoRan Copper & Gold (FCX) 0.3 $1.7M 50k 33.08
EnerNOC 0.3 $1.6M 110k 14.98
Independence Realty Trust In (IRT) 0.3 $1.7M 200k 8.25
Ameres (AMRC) 0.3 $1.5M 153k 10.02
Pentair 0.3 $1.5M 24k 64.94
Casella Waste Systems (CWST) 0.3 $1.4M 237k 5.75
JetBlue Airways Corporation (JBLU) 0.3 $1.3M 200k 6.66
Sempra Energy (SRE) 0.3 $1.3M 15k 85.60
China Ming Yang Wind Power 0.3 $1.3M 525k 2.39
Polypore International 0.2 $1.2M 30k 40.97
Ormat Technologies (ORA) 0.2 $1.2M 45k 26.78
Sunopta (STKL) 0.2 $1.1M 118k 9.72
ReneSola 0.2 $1.1M 220k 4.99
Quanta Services (PWR) 0.2 $1.1M 40k 27.50
Exone 0.2 $1.1M 26k 42.59
Amtech Systems (ASYS) 0.2 $1.0M 138k 7.30
Constellium Holdco B V cl a 0.2 $1.0M 52k 19.40
NCI Building Systems 0.2 $927k 73k 12.73
CECO Environmental (CECO) 0.2 $943k 67k 14.07
Itron (ITRI) 0.2 $857k 20k 42.85
2060000 Power Solutions International (PSIX) 0.2 $887k 15k 59.13
Franks Intl N V 0.2 $898k 30k 29.93
ESCO Technologies (ESE) 0.2 $831k 25k 33.24
Marrone Bio Innovations 0.2 $843k 50k 16.86
Bunge 0.2 $759k 10k 75.90
Mrc Global Inc cmn (MRC) 0.2 $804k 30k 26.80
Tutor Perini Corporation (TPC) 0.1 $746k 35k 21.31
ProShares UltraShort Euro (EUO) 0.1 $698k 39k 17.76
Gt Solar Int'l 0.1 $706k 83k 8.51
Spreadtrum Communications 0.1 $609k 20k 30.45
Apple (AAPL) 0.1 $477k 1.0k 477.00
priceline.com Incorporated 0.1 $505k 500.00 1010.00
Tibco Software 0.1 $435k 17k 25.59
Spectranetics Corporation 0.1 $420k 25k 16.80
ZBB Energy Corporation (ZBB) 0.1 $450k 2.4M 0.19
Globe Specialty Metals 0.1 $385k 25k 15.40
Zimmer Holdings (ZBH) 0.1 $411k 5.0k 82.20
Great Lakes Dredge & Dock Corporation (GLDD) 0.1 $372k 50k 7.44
St. Jude Medical 0.1 $402k 7.5k 53.60
Zoetis Inc Cl A (ZTS) 0.1 $373k 12k 31.08
Cardinal Health (CAH) 0.1 $339k 6.5k 52.15
Edwards Lifesciences (EW) 0.1 $348k 5.0k 69.60
Aetna 0.1 $320k 5.0k 64.00
McKesson Corporation (MCK) 0.1 $321k 2.5k 128.40
Louisiana-Pacific Corporation (LPX) 0.1 $352k 20k 17.60
Alcatel-Lucent 0.1 $353k 100k 3.53
Avago Technologies 0.1 $345k 8.0k 43.12
FutureFuel (FF) 0.1 $359k 20k 17.95
Responsys 0.1 $330k 20k 16.50
Proshares Tr Ii Ultrashort Ye etf (YCS) 0.1 $367k 5.9k 62.20
Weyerhaeuser Company (WY) 0.1 $286k 10k 28.60
Live Nation Entertainment (LYV) 0.1 $297k 16k 18.56
Perfect World 0.1 $299k 15k 19.93
Trinity Biotech 0.1 $272k 13k 21.76
TAL Education (TAL) 0.1 $290k 20k 14.50
Icon (ICLR) 0.1 $307k 7.5k 40.93
Health Care SPDR (XLV) 0.1 $253k 5.0k 50.60
Xilinx 0.1 $234k 5.0k 46.80
Integrated Device Technology 0.1 $236k 25k 9.44
Merck & Co (MRK) 0.1 $238k 5.0k 47.60
Agilent Technologies Inc C ommon (A) 0.1 $256k 5.0k 51.20
Sina Corporation 0.1 $244k 3.0k 81.33
Dycom Industries (DY) 0.1 $224k 8.0k 28.00
Jabil Circuit (JBL) 0.1 $260k 12k 21.67
LOGITECH INTERNATIONAL SA APP Com Stk (LOGI) 0.1 $221k 25k 8.84
Volcano Corporation 0.1 $240k 10k 24.00
Callidus Software 0.1 $229k 25k 9.16
Country Syl Ckng Restaurant Chain 0.1 $230k 25k 9.20
Servicesource 0.1 $242k 20k 12.10
Metropcs Communications (TMUS) 0.1 $234k 9.0k 26.00
Texas Instruments Incorporated (TXN) 0.0 $201k 5.0k 40.20
OraSure Technologies (OSUR) 0.0 $210k 35k 6.00
Qlik Technologies 0.0 $219k 6.4k 34.22
China Lodging 0.0 $209k 11k 19.00
AtriCure (ATRC) 0.0 $192k 18k 10.97
21vianet Group (VNET) 0.0 $198k 12k 16.50
Infoblox 0.0 $209k 5.0k 41.80
E-House 0.0 $138k 15k 9.20
Multi-Fineline Electronix 0.0 $162k 10k 16.20
Poly 0.0 $164k 15k 10.93
Sonus Networks 0.0 $169k 50k 3.38
Spansion 0.0 $151k 15k 10.07
Rda Microelectronics 0.0 $168k 11k 15.27
Renren Inc- 0.0 $135k 40k 3.38
Rubicon Technology 0.0 $121k 10k 12.10
Vanda Pharmaceuticals (VNDA) 0.0 $110k 10k 11.00
Audiocodes Ltd Com Stk (AUDC) 0.0 $98k 14k 7.00
Dyax 0.0 $103k 15k 6.87
Westell Technologies 0.0 $101k 30k 3.37
Portugal Telecom, SGPS 0.0 $67k 15k 4.47
Nanosphere 0.0 $30k 15k 2.00
MiMedx (MDXG) 0.0 $42k 10k 4.20