ARDSLEY ADVISORY PARTNERS LP Hedge Fund

Location: Norwalk, CT

CIK: 0000900529 · Show all filings

Period: Q2 2013 (Next →)

Filing Date: Aug 14, 2013

Total Value: $456M (100.0% shares, 0.0% debt)

Holdings (131)

JAZZ JAZZ PHARMACEUTICALS PLC 6.5%
Value $29.79M Shares 433,500 Est. Cost $61.12 Unrealized 0.0%
URI UNITED RENTALS INC 5.3%
Value $24.13M Shares 483,500 Est. Cost $51.55 Unrealized 0.0%
PFE PFIZER INC 4.4%
Value $20.17M Shares 720,000 Est. Cost $16.46 Unrealized 0.0%
LINN ENERGY LLC 3.8%
Value $17.42M Shares 525,000 Est. Cost $33.18 Unrealized
ANADARKO PETE CORP 3.8%
Value $17.19M Shares 200,000 Est. Cost $85.93 Unrealized
SPY SPDR S&P 500 ETF TR 3.5%
Value $16.04M Shares 100,000 Est. Cost Unrealized
OIS OIL STS INTL INC 3.5%
Value $15.98M Shares 172,500 Est. Cost $51.03 Unrealized 0.0%
CSIQ CANADIAN SOLAR INC 3.3%
Value $14.95M Shares 1,360,000 Est. Cost $6.87 Unrealized 0.0%
BAX BAXTER INTL INC 3.1%
Value $14.23M Shares 205,500 Est. Cost $30.42 Unrealized 0.0%
OIS OIL STS INTL INC 3.1%
Value $13.9M Shares 150,000 Est. Cost $51.03 Unrealized 0.0%
LYB LYONDELLBASELL INDUSTRIES N 2.9%
Value $13.25M Shares 200,000 Est. Cost $33.34 Unrealized 0.0%
EBAY EBAY INC 2.8%
Value $12.93M Shares 250,000 Est. Cost $20.18 Unrealized 0.0%
NOBLE CORPORATION BAAR 2.7%
Value $12.21M Shares 325,000 Est. Cost $37.58 Unrealized
BERRY PLASTICS GROUP INC 2.5%
Value $11.59M Shares 525,000 Est. Cost $22.07 Unrealized
HASI HANNON ARMSTRONG SUST INFR C 2.2%
Value $9.801M Shares 825,000 Est. Cost $5.91 Unrealized 0.0%
WESTPORT INNOVATIONS INC 2.0%
Value $9.221M Shares 275,000 Est. Cost $33.53 Unrealized
ZTS ZOETIS INC 1.9%
Value $8.865M Shares 287,000 Est. Cost $29.32 Unrealized 0.0%
PIONEER NAT RES CO 1.9%
Value $8.685M Shares 60,000 Est. Cost $144.75 Unrealized
ELLIE MAE INC 1.9%
Value $8.655M Shares 375,000 Est. Cost $23.08 Unrealized
ARTHROCARE CORP 1.9%
Value $8.546M Shares 247,500 Est. Cost $34.53 Unrealized
MELLANOX TECHNOLOGIES LTD 1.8%
Value $8.415M Shares 170,000 Est. Cost $49.50 Unrealized
LEN LENNAR CORP 1.8%
Value $8.311M Shares 230,600 Est. Cost $34.18 Unrealized 0.0%
DHI D R HORTON INC 1.5%
Value $6.748M Shares 317,100 Est. Cost $21.23 Unrealized 0.0%
PHM PULTE GROUP INC 1.5%
Value $6.64M Shares 350,000 Est. Cost $17.74 Unrealized 0.0%
LOPE GRAND CANYON ED INC 1.4%
Value $6.446M Shares 200,000 Est. Cost $28.81 Unrealized 0.0%
CELLDEX THERAPEUTICS INC NEW 1.4%
Value $6.4M Shares 410,000 Est. Cost $15.61 Unrealized
GLD SPDR GOLD TRUST 1.4%
Value $6.194M Shares 52,000 Est. Cost $119.12 Unrealized
TRIP TRIPADVISOR INC 1.3%
Value $6.087M Shares 100,000 Est. Cost $50.93 Unrealized 0.0%
SUNPOWER CORP 1.3%
Value $5.9M Shares 285,000 Est. Cost $20.70 Unrealized
RIVERBED TECHNOLOGY INC 1.2%
Value $5.524M Shares 355,000 Est. Cost $15.56 Unrealized
GLOBECOMM SYSTEMS INC 1.2%
Value $5.372M Shares 425,000 Est. Cost $12.64 Unrealized
JDS UNIPHASE CORP 1.1%
Value $5.037M Shares 350,000 Est. Cost $14.39 Unrealized
CAPELLA EDUCATION COMPANY 1.1%
Value $4.79M Shares 115,000 Est. Cost $41.65 Unrealized
DXJ WISDOMTREE TRUST 1.0%
Value $4.561M Shares 100,000 Est. Cost $45.61 Unrealized
WESTPORT INNOVATIONS INC 0.9%
Value $4.191M Shares 125,000 Est. Cost $33.53 Unrealized
ENTEROMEDICS INC 0.9%
Value $4.087M Shares 3,585,000 Est. Cost $1.14 Unrealized
ENERNOC INC 0.8%
Value $3.8M Shares 286,610 Est. Cost $13.26 Unrealized
ORA ORMAT TECHNOLOGIES INC 0.8%
Value $3.763M Shares 160,000 Est. Cost $20.26 Unrealized 0.0%
DAL DELTA AIR LINES INC DEL 0.8%
Value $3.742M Shares 200,000 Est. Cost $14.99 Unrealized 0.0%
TEXTURA CORP 0.7%
Value $3.121M Shares 120,000 Est. Cost $26.01 Unrealized
LEN/B LENNAR CORP 0.6%
Value $2.739M Shares 96,600 Est. Cost $25.59 Unrealized 0.0%
ACTIVE POWER INC 0.6%
Value $2.726M Shares 652,187 Est. Cost $4.18 Unrealized
C CITIGROUP INC 0.5%
Value $2.399M Shares 50,000 Est. Cost Unrealized
WORLD ENERGY SOLUTIONS INC D 0.5%
Value $2.384M Shares 600,395 Est. Cost $3.97 Unrealized
GENERAL ELECTRIC CO 0.5%
Value $2.319M Shares 100,000 Est. Cost Unrealized
ELLIE MAE INC 0.5%
Value $2.266M Shares 98,200 Est. Cost $23.08 Unrealized
PWR QUANTA SVCS INC 0.5%
Value $2.249M Shares 85,000 Est. Cost $27.23 Unrealized 0.0%
MRC GLOBAL INC 0.5%
Value $2.21M Shares 80,000 Est. Cost $27.63 Unrealized
SEQUENOM INC 0.5%
Value $2.189M Shares 520,000 Est. Cost $4.21 Unrealized
CLNE CLEAN ENERGY FUELS CORP 0.3%
Value $1.32M Shares 100,000 Est. Cost $13.02 Unrealized 0.0%
ENS ENERSYS 0.3%
Value $1.167M Shares 23,800 Est. Cost $41.85 Unrealized 0.0%
CWST CASELLA WASTE SYS INC 0.3%
Value $1.164M Shares 270,009 Est. Cost $4.11 Unrealized 0.0%
PENTAIR LTD 0.3%
Value $1.154M Shares 20,000 Est. Cost $57.70 Unrealized
AMRC AMERESCO INC 0.2%
Value $1.099M Shares 122,000 Est. Cost $7.98 Unrealized 0.0%
PERFECT WORLD CO LTD 0.2%
Value $1.045M Shares 60,000 Est. Cost $17.42 Unrealized
STKL SUNOPTA INC 0.2%
Value $990K Shares 130,400 Est. Cost $7.49 Unrealized 0.0%
SUNEDISON INC 0.2%
Value $968K Shares 118,500 Est. Cost $8.17 Unrealized
EXTERRAN HLDGS INC 0.2%
Value $844K Shares 30,000 Est. Cost $28.13 Unrealized
GM GENERAL MTRS CO 0.2%
Value $833K Shares 25,000 Est. Cost $23.62 Unrealized 0.0%
DDD 3-D SYS CORP DEL 0.2%
Value $808K Shares 18,400 Est. Cost $41.34 Unrealized 0.0%
POLYPORE INTL INC 0.2%
Value $806K Shares 20,000 Est. Cost $40.30 Unrealized
GLDD GREAT LAKES DREDGE & DOCK CO 0.2%
Value $795K Shares 101,700 Est. Cost $7.58 Unrealized 0.0%
AMERICAN SUPERCONDUCTOR CORP 0.2%
Value $792K Shares 300,000 Est. Cost $2.64 Unrealized
FF FUTUREFUEL CORPORATION 0.2%
Value $709K Shares 50,000 Est. Cost $3.51 Unrealized 0.0%
MWA MUELLER WTR PRODS INC 0.2%
Value $691K Shares 100,000 Est. Cost $5.51 Unrealized 0.0%
NCI BUILDING SYS INC 0.2%
Value $688K Shares 45,000 Est. Cost $15.29 Unrealized
EUO PROSHARES TR II 0.1%
Value $675K Shares 35,000 Est. Cost $19.29 Unrealized
SOLARCITY CORP 0.1%
Value $664K Shares 17,600 Est. Cost $37.73 Unrealized
CLNE CLEAN ENERGY FUELS CORP 0.1%
Value $660K Shares 50,000 Est. Cost $13.02 Unrealized 0.0%
CONSTELLIUM HOLDCO B V 0.1%
Value $646K Shares 40,000 Est. Cost $16.15 Unrealized
AETNA INC NEW 0.1%
Value $635K Shares 10,000 Est. Cost $63.50 Unrealized
ZBB ENERGY CORPORATION 0.1%
Value $623K Shares 2,370,000 Est. Cost $0.26 Unrealized
GT ADVANCED TECHNOLOGIES INC 0.1%
Value $623K Shares 150,000 Est. Cost $4.15 Unrealized
CECO CECO ENVIRONMENTAL CORP 0.1%
Value $615K Shares 50,000 Est. Cost $10.81 Unrealized 0.0%
CHICAGO BRIDGE & IRON CO N V 0.1%
Value $597K Shares 10,000 Est. Cost $59.70 Unrealized
PRIM PRIMORIS SVCS CORP 0.1%
Value $590K Shares 29,900 Est. Cost $21.24 Unrealized 0.0%
CELGENE CORP 0.1%
Value $585K Shares 5,000 Est. Cost $117.00 Unrealized
ASYS AMTECH SYS INC 0.1%
Value $557K Shares 87,500 Est. Cost $4.48 Unrealized 0.0%
JACOBS ENGR GROUP INC DEL 0.1%
Value $551K Shares 10,000 Est. Cost $55.10 Unrealized
SPREADTRUM COMMUNICATIONS IN 0.1%
Value $525K Shares 20,000 Est. Cost $26.25 Unrealized
GROUPON INC 0.1%
Value $513K Shares 60,000 Est. Cost $8.55 Unrealized
FSLR FIRST SOLAR INC 0.1%
Value $448K Shares 10,000 Est. Cost $44.50 Unrealized 0.0%
UGL PROSHARES TR II 0.1%
Value $446K Shares 10,000 Est. Cost $44.60 Unrealized
GILD GILEAD SCIENCES INC 0.1%
Value $436K Shares 8,500 Est. Cost $36.21 Unrealized 0.0%
DQ DAQO NEW ENERGY CORP 0.1%
Value $435K Shares 47,300 Est. Cost $9.20 Unrealized
ALCATEL-LUCENT 0.1%
Value $419K Shares 230,000 Est. Cost $1.82 Unrealized
CAPSTONE TURBINE CORP 0.1%
Value $410K Shares 350,000 Est. Cost $1.17 Unrealized
ATLANTIC PWR CORP 0.1%
Value $394K Shares 100,000 Est. Cost $3.94 Unrealized
JUNIPER NETWORKS INC 0.1%
Value $386K Shares 20,000 Est. Cost $19.30 Unrealized
SILVER SPRING NETWORKS INC 0.1%
Value $385K Shares 15,425 Est. Cost $24.96 Unrealized
ACTAVIS INC 0.1%
Value $379K Shares 3,000 Est. Cost $126.33 Unrealized
POWERSECURE INTL INC 0.1%
Value $376K Shares 25,000 Est. Cost $15.04 Unrealized
ZBH ZIMMER HLDGS INC 0.1%
Value $375K Shares 5,000 Est. Cost $67.30 Unrealized 0.0%
AMGN AMGEN INC 0.1%
Value $345K Shares 3,500 Est. Cost $73.34 Unrealized 0.0%
JNJ JOHNSON & JOHNSON 0.1%
Value $343K Shares 4,000 Est. Cost $59.66 Unrealized 0.0%
TRINITY BIOTECH PLC 0.1%
Value $337K Shares 20,000 Est. Cost $16.85 Unrealized
UHS UNIVERSAL HLTH SVCS INC 0.1%
Value $335K Shares 5,000 Est. Cost $62.83 Unrealized 0.0%
BROADSOFT INC 0.1%
Value $331K Shares 12,000 Est. Cost $27.58 Unrealized
YCS PROSHARES TR II 0.1%
Value $320K Shares 5,000 Est. Cost $64.00 Unrealized
CAH CARDINAL HEALTH INC 0.1%
Value $307K Shares 6,500 Est. Cost $32.61 Unrealized 0.0%
CIEN CIENA CORP 0.1%
Value $291K Shares 15,000 Est. Cost $16.65 Unrealized 0.0%
MCK MCKESSON CORP 0.1%
Value $286K Shares 2,500 Est. Cost $101.46 Unrealized 0.0%
MRK MERCK & CO INC NEW 0.1%
Value $279K Shares 6,000 Est. Cost $30.02 Unrealized 0.0%
TPC TUTOR PERINI CORP 0.1%
Value $271K Shares 15,000 Est. Cost $17.65 Unrealized 0.0%
LIFE TECHNOLOGIES CORP 0.1%
Value $259K Shares 3,500 Est. Cost $74.00 Unrealized
BWEN BROADWIND ENERGY INC 0.1%
Value $239K Shares 50,000 Est. Cost $4.37 Unrealized 0.0%
DNN DENISON MINES CORP 0.1%
Value $232K Shares 200,000 Est. Cost $1.23 Unrealized 0.0%
MOVE INC 0.1%
Value $231K Shares 18,000 Est. Cost $12.83 Unrealized
CHINA MING YANG WIND PWR GRO 0.0%
Value $218K Shares 130,000 Est. Cost $1.68 Unrealized
A AGILENT TECHNOLOGIES INC 0.0%
Value $214K Shares 5,000 Est. Cost $27.97 Unrealized 0.0%
RENTECH INC 0.0%
Value $210K Shares 100,000 Est. Cost $2.10 Unrealized
SERVICESOURCE INTL LLC 0.0%
Value $205K Shares 22,000 Est. Cost $9.32 Unrealized
CRL CHARLES RIV LABS INTL INC 0.0%
Value $205K Shares 5,000 Est. Cost $42.84 Unrealized 0.0%
GEVO INC 0.0%
Value $203K Shares 100,000 Est. Cost $2.03 Unrealized
AVG TECHNOLOGIES N V 0.0%
Value $195K Shares 10,000 Est. Cost $19.50 Unrealized
ATRC ATRICURE INC 0.0%
Value $190K Shares 20,000 Est. Cost $8.71 Unrealized 0.0%
GMED GLOBUS MED INC 0.0%
Value $169K Shares 10,000 Est. Cost $15.43 Unrealized 0.0%
BRKR BRUKER CORP 0.0%
Value $162K Shares 10,000 Est. Cost $16.60 Unrealized 0.0%
NXSTAGE MEDICAL INC 0.0%
Value $143K Shares 10,000 Est. Cost $14.30 Unrealized
RUCKUS WIRELESS INC 0.0%
Value $128K Shares 10,000 Est. Cost $12.80 Unrealized
CHINACACHE INTL HLDG LTD 0.0%
Value $122K Shares 30,000 Est. Cost $4.07 Unrealized
LSI CORPORATION 0.0%
Value $107K Shares 15,000 Est. Cost $7.13 Unrealized
CYAN INC 0.0%
Value $105K Shares 10,000 Est. Cost $10.50 Unrealized
ACHILLION PHARMACEUTICALS IN 0.0%
Value $102K Shares 12,500 Est. Cost $8.16 Unrealized
CALX CALIX INC 0.0%
Value $101K Shares 10,000 Est. Cost $9.31 Unrealized 0.0%
SONUS NETWORKS INC 0.0%
Value $90,000 Shares 30,000 Est. Cost $3.00 Unrealized
VNDA VANDA PHARMACEUTICALS INC 0.0%
Value $81,000 Shares 10,000 Est. Cost $6.73 Unrealized 0.0%
URANIUM RES INC 0.0%
Value $66,000 Shares 25,000 Est. Cost $2.64 Unrealized
URANERZ ENERGY CORP 0.0%
Value $55,000 Shares 50,000 Est. Cost $1.10 Unrealized
HIMX HIMAX TECHNOLOGIES INC 0.0%
Value $52,000 Shares 10,000 Est. Cost $5.20 Unrealized
DYAX CORP 0.0%
Value $52,000 Shares 15,000 Est. Cost $3.47 Unrealized