Ardsley Advisory Partners

Ardsley Advisory Partners as of March 31, 2014

Portfolio Holdings for Ardsley Advisory Partners

Ardsley Advisory Partners holds 215 positions in its portfolio as reported in the March 2014 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Sunedison 7.6 $51M 2.7M 18.84
Jazz Pharmaceuticals (JAZZ) 6.2 $41M 298k 138.68
Canadian Solar (CSIQ) 5.5 $37M 1.1M 32.04
United Rentals (URI) 4.3 $29M 300k 94.94
JinkoSolar Holding (JKS) 4.2 $28M 1.0M 27.95
Constellium Holdco B V cl a 3.9 $26M 890k 29.35
ITT Educational Services (ESINQ) 3.6 $24M 840k 28.68
Barnes & Noble 3.5 $24M 1.1M 20.90
Ares Capital Corporation (ARCC) 3.0 $20M 1.1M 17.62
Hannon Armstrong (HASI) 2.2 $15M 1.0M 14.35
Microsoft Corporation (MSFT) 2.1 $14M 350k 40.99
Cree 2.1 $14M 254k 56.56
Supernus Pharmaceuticals (SUPN) 2.1 $14M 1.6M 8.94
American Realty Capital Prop 2.1 $14M 1.0M 14.02
American Airls (AAL) 2.0 $13M 358k 36.60
Industries N shs - a - (LYB) 1.7 $12M 130k 88.94
Pfizer (PFE) 1.6 $10M 325k 32.12
Gilead Sciences (GILD) 1.5 $10M 142k 70.86
Nmi Hldgs Inc cl a (NMIH) 1.4 $9.7M 825k 11.72
Nasdaq Omx (NDAQ) 1.4 $9.6M 260k 36.94
Aruba Networks 1.4 $9.4M 500k 18.75
Avista Corporation (AVA) 1.4 $9.0M 295k 30.65
Lennar Corporation (LEN) 1.3 $8.9M 225k 39.62
Kofax 1.3 $8.6M 995k 8.67
Physicians Realty Trust 1.3 $8.6M 615k 13.92
Bonanza Creek Energy 1.2 $7.8M 175k 44.40
Sungy Mobile Ltd adr rep ord a 1.1 $7.7M 367k 20.91
BioScrip 1.1 $7.6M 1.1M 6.98
WebMD Health 1.1 $7.2M 175k 41.40
Pulte (PHM) 1.1 $7.2M 375k 19.19
Celldex Therapeutics 1.1 $7.2M 410k 17.67
EnteroMedics 1.1 $7.1M 3.9M 1.82
Axiall 0.9 $6.2M 138k 44.92
EnerNOC 0.9 $5.8M 260k 22.28
Ciena Corporation (CIEN) 0.8 $5.7M 250k 22.74
Applied Optoelectronics (AAOI) 0.8 $5.0M 202k 24.67
Independence Realty Trust In (IRT) 0.7 $4.5M 500k 8.91
World Energy Solutions 0.6 $4.0M 833k 4.82
Derma Sciences 0.5 $3.4M 270k 12.68
Preferred Apartment Communitie 0.5 $3.3M 410k 8.06
CECO Environmental (CECO) 0.5 $3.3M 197k 16.59
Chart Industries (GTLS) 0.4 $2.6M 32k 79.44
Maxwell Technologies 0.4 $2.4M 190k 12.92
Just Energy Group 0.4 $2.5M 309k 8.05
Delphi Automotive 0.4 $2.4M 35k 67.87
Sensata Technologies Hldg Bv 0.3 $2.3M 53k 42.63
ProShares Ultra S&P500 (SSO) 0.3 $2.1M 20k 105.30
China Ming Yang Wind Power 0.3 $2.1M 721k 2.85
Berry Plastics (BERY) 0.3 $2.0M 85k 23.15
MeadWestva 0.3 $1.9M 52k 37.63
CNinsure 0.3 $2.0M 260k 7.50
Sunopta (STKL) 0.3 $1.9M 161k 11.81
Eagle Materials (EXP) 0.3 $1.8M 20k 88.70
Amtech Systems (ASYS) 0.3 $1.8M 150k 12.17
EnerSys (ENS) 0.3 $1.7M 25k 69.28
Groupon 0.2 $1.6M 210k 7.84
Westport Innovations 0.2 $1.6M 110k 14.49
Starbucks Corporation (SBUX) 0.2 $1.5M 20k 73.40
Tenne 0.2 $1.5M 25k 58.08
MetLife (MET) 0.2 $1.5M 28k 52.80
General Electric Company 0.2 $1.4M 55k 25.89
Globe Specialty Metals 0.2 $1.3M 63k 20.81
Qualcomm (QCOM) 0.2 $1.3M 17k 78.88
Boeing Company (BA) 0.2 $1.3M 10k 125.50
Ryder System (R) 0.2 $1.2M 15k 79.93
Weyerhaeuser Company (WY) 0.2 $1.2M 40k 29.35
Casella Waste Systems (CWST) 0.2 $1.2M 238k 5.11
Ingersoll-rand Co Ltd-cl A 0.2 $1.1M 20k 57.25
Eaton (ETN) 0.2 $1.1M 15k 75.13
Newfield Exploration 0.2 $1.1M 35k 31.37
Delta Air Lines (DAL) 0.2 $1.0M 30k 34.67
Ensco Plc Shs Class A 0.2 $1.1M 20k 52.80
Echelon Corporation 0.1 $1.0M 371k 2.78
Huntsman Corporation (HUN) 0.1 $977k 40k 24.42
Principal Financial (PFG) 0.1 $920k 20k 46.00
Cemex SAB de CV (CX) 0.1 $947k 75k 12.63
WABCO Holdings 0.1 $950k 9.0k 105.56
MDU Resources (MDU) 0.1 $858k 25k 34.32
Polypore International 0.1 $855k 25k 34.20
3D Systems Corporation (DDD) 0.1 $887k 15k 59.13
Active Power 0.1 $858k 259k 3.31
Triplepoint Venture Gr Bdc cs (TPVG) 0.1 $893k 55k 16.24
National-Oilwell Var 0.1 $779k 10k 77.90
Energen Corporation 0.1 $808k 10k 80.80
Furmanite Corporation 0.1 $786k 80k 9.82
Yelp Inc cl a (YELP) 0.1 $769k 10k 76.90
Pentair 0.1 $793k 10k 79.30
Twenty-first Century Fox 0.1 $799k 25k 31.96
Foot Locker (FL) 0.1 $705k 15k 47.00
NCR Corporation (VYX) 0.1 $731k 20k 36.55
Rubicon Technology 0.1 $761k 67k 11.29
Builders FirstSource (BLDR) 0.1 $728k 80k 9.10
Plug Power (PLUG) 0.1 $721k 102k 7.10
Silver Spring Networks 0.1 $737k 42k 17.38
Marrone Bio Innovations 0.1 $738k 53k 13.98
Pattern Energy 0.1 $733k 27k 27.15
Fidelity + Guaranty Life 0.1 $708k 30k 23.60
Yingli Green Energy Hold 0.1 $647k 149k 4.35
Praxair 0.1 $655k 5.0k 131.00
Southwestern Energy Company 0.1 $690k 15k 46.00
Hawaiian Holdings 0.1 $637k 46k 13.97
Inphi Corporation 0.1 $644k 40k 16.10
Metropcs Communications (TMUS) 0.1 $661k 20k 33.05
Quantum Fuel Sys Technologies 0.1 $687k 71k 9.68
Dean Foods Company 0.1 $696k 45k 15.47
Medtronic 0.1 $615k 10k 61.50
Aetna 0.1 $600k 8.0k 75.00
Robert Half International (RHI) 0.1 $629k 15k 41.93
Hertz Global Holdings 0.1 $599k 23k 26.64
TRW Automotive Holdings 0.1 $612k 7.5k 81.60
KapStone Paper and Packaging 0.1 $577k 20k 28.85
RF Micro Devices 0.1 $630k 80k 7.88
NetGear (NTGR) 0.1 $607k 18k 33.72
Swift Transportation Company 0.1 $619k 25k 24.76
Solarcity 0.1 $626k 10k 62.60
Actavis 0.1 $618k 3.0k 206.00
Voxeljet Ag ads 0.1 $629k 25k 25.16
Gannett 0.1 $552k 20k 27.60
Louisiana-Pacific Corporation (LPX) 0.1 $506k 30k 16.87
Carmike Cinemas 0.1 $510k 17k 29.90
Enzo Biochem (ENZ) 0.1 $520k 125k 4.16
SM Energy (SM) 0.1 $535k 7.5k 71.33
Cooper Standard Holdings (CPS) 0.1 $530k 7.5k 70.67
Cardinal Health (CAH) 0.1 $455k 6.5k 70.00
McKesson Corporation (MCK) 0.1 $441k 2.5k 176.40
Terex Corporation (TEX) 0.1 $443k 10k 44.30
ARM Holdings 0.1 $459k 9.0k 51.00
Cambrex Corporation 0.1 $472k 25k 18.88
Concord Medical Services Holding (CCM) 0.1 $453k 60k 7.55
Sunpower (SPWRQ) 0.1 $484k 15k 32.27
Sanchez Energy Corp C ommon stocks 0.1 $444k 15k 29.60
Millennial Media 0.1 $484k 70k 6.91
Biotelemetry 0.1 $454k 45k 10.09
Eros International 0.1 $469k 29k 16.07
Chiquita Brands International 0.1 $374k 30k 12.47
CVS Caremark Corporation (CVS) 0.1 $374k 5.0k 74.80
Callaway Golf Company (MODG) 0.1 $409k 40k 10.22
CIGNA Corporation 0.1 $419k 5.0k 83.80
Telefonaktiebolaget LM Ericsson (ERIC) 0.1 $400k 30k 13.33
Merck & Co (MRK) 0.1 $426k 7.5k 56.80
Perfect World 0.1 $367k 18k 20.64
Mead Johnson Nutrition 0.1 $416k 5.0k 83.20
Stillwater Mining Company 0.1 $370k 25k 14.80
Bio-Rad Laboratories (BIO) 0.1 $384k 3.0k 128.00
JDS Uniphase Corporation 0.1 $420k 30k 14.00
Lions Gate Entertainment 0.1 $401k 15k 26.73
Aixtron 0.1 $404k 25k 16.29
Extreme Networks (EXTR) 0.1 $377k 65k 5.80
Exterran Partners 0.1 $428k 15k 28.53
Hca Holdings (HCA) 0.1 $420k 8.0k 52.50
Linkedin Corp 0.1 $370k 2.0k 185.00
Gt Solar Int'l 0.1 $423k 25k 17.06
JPMorgan Chase & Co. (JPM) 0.1 $304k 5.0k 60.80
Boston Scientific Corporation (BSX) 0.1 $338k 25k 13.52
Charles River Laboratories (CRL) 0.1 $332k 5.5k 60.36
Aol 0.1 $350k 8.0k 43.75
CareFusion Corporation 0.1 $302k 7.5k 40.27
Entravision Communication (EVC) 0.1 $335k 50k 6.70
NetEase (NTES) 0.1 $337k 5.0k 67.40
Dycom Industries (DY) 0.1 $316k 10k 31.60
Marvell Technology Group 0.1 $315k 20k 15.75
Belden (BDC) 0.1 $348k 5.0k 69.60
Centene Corporation (CNC) 0.1 $311k 5.0k 62.20
St. Jude Medical 0.1 $327k 5.0k 65.40
Sonus Networks 0.1 $303k 90k 3.37
Noranda Aluminum Holding Corporation 0.1 $307k 75k 4.11
Comscore 0.1 $328k 10k 32.80
SPDR S&P Biotech (XBI) 0.1 $356k 2.5k 142.40
Trinity Biotech 0.1 $303k 13k 24.24
Youku 0.1 $365k 13k 28.08
stock 0.1 $352k 25k 14.08
Abbvie (ABBV) 0.1 $360k 7.0k 51.43
Zoetis Inc Cl A (ZTS) 0.1 $347k 12k 28.92
Acxiom Corporation 0.0 $275k 8.0k 34.38
Brunswick Corporation (BC) 0.0 $294k 6.5k 45.23
Century Aluminum Company (CENX) 0.0 $264k 20k 13.20
Silicon Graphics International 0.0 $246k 20k 12.30
Teleflex Incorporated (TFX) 0.0 $268k 2.5k 107.20
Orion Energy Systems (OESX) 0.0 $290k 40k 7.25
Mellanox Technologies 0.0 $274k 7.0k 39.14
Arch Coal Inc Com Usd0.01 0.0 $241k 50k 4.82
Endocyte 0.0 $238k 10k 23.80
Qihoo 360 Technologies Co Lt 0.0 $299k 3.0k 99.67
Dunkin' Brands Group 0.0 $251k 5.0k 50.20
XOMA CORP Common equity shares 0.0 $234k 45k 5.20
qunar Cayman Is Ltd spns adr cl b 0.0 $275k 9.0k 30.56
Installed Bldg Prods (IBP) 0.0 $279k 20k 13.95
Apple (AAPL) 0.0 $215k 400.00 537.50
Methanex Corp (MEOH) 0.0 $224k 3.5k 64.00
Take-Two Interactive Software (TTWO) 0.0 $219k 10k 21.90
Multi-Fineline Electronix 0.0 $192k 15k 12.80
Nautilus (BFXXQ) 0.0 $193k 20k 9.65
Sinovac Biotech (SVA) 0.0 $180k 25k 7.20
Changyou 0.0 $207k 7.0k 29.57
Ballard Pwr Sys (BLDP) 0.0 $196k 45k 4.39
Market Vectors Vietnam ETF. 0.0 $217k 10k 21.70
Tearlab Corp 0.0 $169k 25k 6.76
Streamline Health Solutions (STRM) 0.0 $176k 35k 5.03
58 Com Inc spon adr rep a 0.0 $208k 5.0k 41.60
Vodafone Group New Adr F (VOD) 0.0 $201k 5.5k 36.85
Integrated Device Technology 0.0 $122k 10k 12.20
KongZhong Corporation 0.0 $115k 10k 11.50
CLICKSOFTWARE TECHNOLOGIES Ltd Com Stk 0.0 $152k 15k 10.13
Vonage Holdings 0.0 $128k 30k 4.27
AirMedia 0.0 $119k 50k 2.38
LeMaitre Vascular (LMAT) 0.0 $161k 20k 8.05
Acelrx Pharmaceuticals 0.0 $120k 10k 12.00
Phoenix New Media 0.0 $104k 10k 10.40
New Residential Invt 0.0 $162k 25k 6.48
Quicksilver Resources 0.0 $92k 35k 2.63
FuelCell Energy 0.0 $62k 25k 2.48
Sky mobi 0.0 $88k 10k 8.80
Glu Mobile 0.0 $47k 10k 4.70
Ku6 Media (KUTV) 0.0 $63k 30k 2.10
Amedica 0.0 $75k 10k 7.50