13F-HR 1 p10-0438form13fhr.txt ARDSLEY ADVISORY PARTNERS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: December 31, 2009 ----------------------- Check here if Amendment [ ]; Amendment Number: ----- This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Ardsley Advisory Partners -------------------------------------------------- Address: 262 Harbor Drive, 4th Floor -------------------------------------------------- Stamford, CT 06902 -------------------------------------------------- -------------------------------------------------- Form 13F File Number: 28-04639 ------------------ The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Steven Napoli -------------------------------------------------- Title: Partner -------------------------------------------------- Phone: 203-564-4230 -------------------------------------------------- Signature, Place, and Date of Signing: /s/ Steven Napoli Stamford, CT 2/12/10 ------------------------ --------------------------- --------- [Signature] [City, State] [Date] Report Type (Check only one.): [ X ] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: none Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 ------------- Form 13F Information Table Entry Total: 81 ------------- Form 13F Information Table Value Total: $607,824 ------------- (thousands) List of Other Included Managers: none Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.
FORM 13F INFORMATION TABLE COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 TITLE OF VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ------------------------------------------------------------------------------------------------------------------------------------ ACTIVE POWER INC COM 00504W100 382 360,000 SH SOLE 360,000 ADVANCED ENERGY INDS COM 007973100 1,885 125,000 SH SOLE 125,000 AEROPOSTALE COM 007865108 6,810 200,000 SH SOLE 200,000 ALTISOURCE PORTFOLIO SOLNS S REG SHS L0175J104 2,099 100,000 SH SOLE 100,000 AMERICAN PUBLIC EDUCATION IN COM 02913V103 11,682 340,000 SH SOLE 340,000 AMERICAN SUPERCONDUCTOR CORP COM 030111108 1,023 25,000 SH PUT SOLE 25,000 ANDERSONS INC COM 034164103 1,291 50,000 SH SOLE 50,000 APPLE INC COM 037833100 21,073 100,000 SH CALL SOLE AVAGO TECHNOLOGIES LTD SHS Y0486S104 5,944 325,000 SH SOLE 325,000 BAXTER INTL INC COM 071813109 10,269 175,000 SH SOLE 175,000 BIOVAIL CORP COM 09067J109 9,074 650,000 SH SOLE 650,000 BLOCK H & R INC COM 093671105 6,786 300,000 SH SOLE 300,000 CHART INDS INC COM PAR $0.01 16115Q308 413 25,000 SH SOLE 25,000 CHICAGO BRIDGE & IRON CO N V N Y REGISTRY SH 167250109 1,011 50,000 SH SOLE 50,000 CHINA ED ALLIANCE INC COM NEW 16938Y207 5,202 850,000 SH SOLE 850,000 CHINA INFORMATION SEC TECH I COM 16944F101 9,086 1,475,000 SH SOLE 1,475,000 CHINA SUNERGY CO LTD SPON ADR 16942X104 2,541 550,000 SH SOLE 550,000 CHINA VALVES TECHNOLOGY INC COM NEW 169476207 4,620 500,000 SH SOLE 500,000 COMVERGE INC COM 205859101 562 50,000 SH SOLE 50,000 COVANTA HLDG CORP COM 22282E102 3,392 187,500 SH SOLE 187,500 DIREXION SHS ETF TR DLY SMCAP BEAR3X 25459W839 12,325 1,250,000 SH CALL SOLE ENVIRONMENTAL PWR CORP COM NEW 29406L201 85 450,000 SH SOLE 450,000 EOG RES INC COM 26875P101 9,730 100,000 SH SOLE 100,000 FREEPORT-MCMORAN COPPER & GO COM 35671D857 8,029 100,000 SH SOLE 100,000 FUEL SYS SOLUTIONS INC COM 35952W103 8,454 205,000 SH SOLE 205,000 GOOGLE INC CL A 38259P508 37,199 60,000 SH CALL SOLE GREEN PLAINS RENEWABLE ENERG COM 393222104 1,710 115,000 SH SOLE 115,000 GREIF INC CL A 397624107 5,938 110,000 SH SOLE 110,000 GSE SYS INC COM 36227K106 986 180,000 SH SOLE 180,000 HARBIN ELECTRIC INC COM 41145W109 7,805 380,000 SH SOLE 380,000 HARRIS & HARRIS GROUP INC COM 413833104 1,600 350,000 SH SOLE 350,000 HEADWATERS INC COM 42210P102 2,445 375,000 SH SOLE 375,000 HEWLETT PACKARD CO COM 428236103 6,490 126,000 SH SOLE 126,000 INVERNESS MED INNOVATIONS IN COM 46126P106 8,302 200,000 SH SOLE 200,000 KENEXA CORP COM 488879107 6,189 475,000 SH SOLE 475,000 LENDER PROCESSING SVCS INC COM 52602E102 7,116 175,000 SH SOLE 175,000 LSI CORPORATION COM 502161102 4,207 700,000 SH SOLE 700,000 MARKET VECTORS ETF TR JR GOLD MINERS E 57060U589 6,435 250,000 SH SOLE 250,000 MAXWELL TECHNOLOGIES INC COM 577767106 714 40,000 SH SOLE 40,000 MELLANOX TECHNOLOGIES LTD SHS M51363113 8,501 450,000 SH SOLE 450,000 MERCK & CO INC NEW COM 58933Y105 32,886 900,000 SH SOLE 900,000 MERCK & CO INC NEW COM 58933Y105 27,405 750,000 SH CALL SOLE METALICO INC COM 591176102 2,460 500,000 SH SOLE 500,000 MYLAN INC COM 628530107 11,841 642,500 SH SOLE 642,500 OMNICARE INC COM 681904108 1,814 75,000 SH SOLE 75,000 PFIZER INC COM 717081103 13,643 750,000 SH SOLE 750,000 PROSHARES TR PSHS ULTSH 20YRS 74347R297 19,952 400,000 SH CALL SOLE PROSHARES TR PSHS ULTSH 20YRS 74347R297 14,964 300,000 SH CALL SOLE PROSHARES TR PSHS ULTSH 20YRS 74347R297 2,743 55,000 SH SOLE 55,000 QKL STORES INC COM 74732Y105 4,188 625,000 SH SOLE 625,000 RINO INTERNATIONAL CORPORATI COM 766883102 15,415 557,500 SH SOLE 557,500 RIVERBED TECHNOLOGY INC COM 768573107 2,871 125,000 SH SOLE 125,000 ROCKWOOD HLDGS INC COM 774415103 8,835 375,000 SH SOLE 375,000 RTI INTL METALS INC COM 74973W107 503 20,000 SH SOLE 20,000 RTI INTL METALS INC COM 74973W107 1,259 50,000 SH CALL SOLE RUBICON TECHNOLOGY INC COM 78112T107 7,616 375,000 SH SOLE 375,000 SATCON TECHNOLOGY CORP COM 803893106 1,340 475,000 SH SOLE 475,000 SELECT SECTOR SPDR TR SBI HEALTHCARE 81369Y209 9,321 300,000 SH SOLE 300,000 SELECT SECTOR SPDR TR SBI HEALTHCARE 81369Y209 7,768 250,000 SH CALL SOLE SELECT SECTOR SPDR TR SBI HEALTHCARE 81369Y209 23,303 750,000 SH CALL SOLE SHAW GROUP INC COM 820280105 1,438 50,000 SH SOLE 50,000 SOLUTIA INC COM NEW 834376501 1,905 150,000 SH SOLE 150,000 SUNPOWER CORP COM CL B 867652307 3,143 150,000 SH CALL SOLE SUNPOWER CORP COM CL B 867652307 5,238 250,000 SH SOLE 250,000 SUPERTEX INC COM 868532102 2,235 75,000 SH SOLE 75,000 TELVENT GIT SA SHS E90215109 26,701 685,000 SH SOLE 685,000 TEVA PHARMACEUTICAL INDS LTD ADR 881624209 12,641 225,000 SH SOLE 225,000 TITANIUM METALS CORP COM NEW 888339207 626 50,000 SH SOLE 50,000 TITANIUM METALS CORP COM NEW 888339207 5,008 400,000 SH CALL SOLE TUTOR PERINI CORP COM 901109108 3,254 180,000 SH SOLE 180,000 UNITED STATES NATL GAS FUND UNIT 912318102 504 50,000 SH CALL SOLE UNITED STATES NATL GAS FUND UNIT 912318102 504 50,000 SH CALL SOLE UNIVERSAL DISPLAY CORP COM 91347P105 927 75,000 SH SOLE 75,000 VEECO INSTRS INC DEL COM 922417100 1,817 55,000 SH SOLE 55,000 WESTPORT INNOVATIONS INC COM NEW 960908309 8,280 715,000 SH SOLE 715,000 WONDER AUTO TECHNOLOGY INC COM 978166106 8,805 750,000 SH SOLE 750,000 YONGYE INTL INC COM 98607B106 25,833 3,177,500 SH SOLE 3,177,500 YUCHENG TECHNOLOGIES LTD COM G98777108 8,244 966,500 SH SOLE 966,500 YUHE INTERNATIONAL INC COM 988432100 11,529 1,220,000 SH SOLE 1,220,000 ZBB ENERGY CORPORATION COM 98876R204 928 786,462 SH SOLE 786,462 ZHONGPIN INC COM 98952K107 18,732 1,200,000 SH SOLE 1,200,000