13F-HR 1 p12-1159form13fhr.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: March 31, 2012 ----------------------- 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 5/14/12 ------------------------ --------------------------- ----------- [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: 114 ------------- Form 13F Information Table Value Total: $ 504,539 ------------- (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 ---------------------------- -------------- --------- -------- ------------------ ---------- -------- --------------------- VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ---------------------------- -------------- --------- -------- --------- --- ---- ---------- -------- --------- ------ ---- 3M CO COM 88579Y101 4,461 50,000 SH PUT SOLE 50,000 ACCURIDE CORP NEW COM NEW 00439T206 1,738 200,000 SH SOLE 200,000 ACTIVE POWER INC COM 00504W100 5,756 7,378,383 SH SOLE 7,378,383 ADA ES INC COM 005208103 1,255 51,630 SH SOLE 51,630 ADTRAN INC COM 00738A106 218 7,000 SH SOLE 7,000 AECOM TECHNOLOGY CORP DELAWA COM 00766T100 1,119 50,000 SH SOLE 50,000 AETNA INC NEW COM 00817Y108 16,603 331,000 SH SOLE 331,000 ALCATEL-LUCENT SPONSORED ADR 013904305 114 50,000 SH SOLE 50,000 ALLOT COMMUNICATIONS LTD SHS M0854Q105 5,766 248,000 SH SOLE 248,000 AMARIN CORP PLC SPONS ADR NEW 023111206 52,581 4,645,000 SH SOLE 4,645,000 AMERESCO INC CL A 02361E108 1,694 125,000 SH SOLE 125,000 AMERICAN RAILCAR INDS INC COM 02916P103 705 30,000 SH SOLE 30,000 AMERIGON INC COM 03070L300 6,472 400,000 SH SOLE 400,000 ARUBA NETWORKS INC COM 043176106 223 10,000 SH SOLE 10,000 BRIDGEPOINT ED INC COM 10807M105 9,281 375,000 SH SOLE 375,000 BROADSOFT INC COM 11133B409 18,551 485,000 SH SOLE 485,000 CABOT OIL & GAS CORP COM 127097103 5,455 175,000 SH SOLE 175,000 CALAVO GROWERS INC COM 128246105 1,339 50,000 SH SOLE 50,000 CALPINE CORP COM NEW 131347304 2,582 150,000 SH SOLE 150,000 CAMELOT INFORMATION SYS INC ADS RP ORD SHS 13322V105 38 10,000 SH SOLE 10,000 CAMERON INTERNATIONAL CORP COM 13342B105 5,283 100,000 SH SOLE 100,000 CARDINAL HEALTH INC COM 14149Y108 431 10,000 SH SOLE 10,000 CARRIZO OIL & CO INC COM 144577103 3,533 125,000 SH SOLE 125,000 CERAGON NETWORKS LTD ORD M22013102 171 18,000 SH SOLE 18,000 CEREPLAST INC COM NEW 156732307 24 39,200 SH SOLE 39,200 CHENIERE ENERGY INC COM NEW 16411R208 9,737 650,000 SH SOLE 650,000 CHENIERE ENERGY INC COM NEW 16411R208 8,239 550,000 SH PUT SOLE 550,000 CHINA HYDROELECTRIC CORP SPONSORED ADR 16949D101 225 112,450 SH SOLE 112,450 CIGNA CORPORATION COM 125509109 7,388 150,000 SH SOLE 150,000 COBALT INTL ENERGY INC COM 19075F106 4,505 150,000 SH SOLE 150,000 COMMERCIAL METALS CO COM 201723103 741 50,000 SH SOLE 50,000 COMVERGE INC COM 205859101 5,943 3,230,000 SH SOLE 3,230,000 COVANTA HLDG CORP COM 22282E102 2,435 150,000 SH SOLE 150,000 COVIDIEN PLC SHS G2554F113 328 6,000 SH SOLE 6,000 CREE INC COM 225447101 6,326 200,000 SH SOLE 200,000 DELPHI AUTOMOTIVE PLC SHS G27823106 790 25,000 SH SOLE 25,000 DELTA AIR LINES INC DEL COM NEW 247361702 6,941 700,000 SH SOLE 700,000 E-COMMERCE CHINA DANGDANG IN SPN ADS COM A 26833A105 81 10,000 SH SOLE 10,000 EBAY INC COM 278642103 3,690 100,000 SH SOLE 100,000 ECOTALITY INC COM NEW 27922Y202 140 143,333 SH SOLE 143,333 ENERGYSOLUTIONS INC COM 292756202 2,818 575,000 SH SOLE 575,000 ENERNOC INC COM 292764107 540 75,000 SH SOLE 75,000 ENTEROMEDICS INC COM NEW 29365M208 5,787 2,560,500 SH SOLE 2,560,500 ESCO TECHNOLOGIES INC COM 296315104 1,103 30,000 SH SOLE 30,000 EXIDE TECHNOLOGIES COM NEW 302051206 1,565 500,000 SH SOLE 500,000 EXTERRAN HLDGS INC COM 30225X103 989 75,000 SH SOLE 75,000 F5 NETWORKS INC COM 315616102 10,324 76,500 SH SOLE 76,500 FINISAR CORP COM NEW 31787A507 222 11,000 SH SOLE 11,000 FLOW INTL CORP COM 343468104 1,910 475,000 SH SOLE 475,000 FUELCELL ENERGY INC COM 35952H106 1,956 1,250,000 SH SOLE 1,250,000 FUSHI COPPERWELD INC COM 36113E107 3,511 465,000 SH SOLE 465,000 FUTUREFUEL CORPORATION COM 36116M106 860 78,300 SH SOLE 78,300 GARMIN LTD SHS H2906T109 376 8,000 SH SOLE 8,000 GENERAL ELECTRIC CO COM 369604103 22,077 1,100,000 SH SOLE 1,100,000 GENWORTH FINL INC COM CL A 37247D106 3,536 425,000 SH SOLE 425,000 GEVO INC COM 374396109 781 85,000 SH SOLE 85,000 GNC HLDGS INC COM CL A 36191G107 6,106 175,000 SH SOLE 175,000 GREEN PLAINS RENEWABLE ENERG COM 393222104 1,619 150,000 SH SOLE 150,000 GREENBRIER COS INC COM 393657101 594 30,000 SH SOLE 30,000 GRIFOLS S A SPONSORED ADR 398438309 5,012 650,000 SH SOLE 650,000
FORM 13F INFORMATION TABLE COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 ---------------------------- -------------- --------- -------- ------------------ ---------- -------- --------------------- VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE ---------------------------- -------------- --------- -------- --------- --- ---- ---------- -------- --------- ------ ---- GSE HLDG INC COM 36191X100 985 75,000 SH SOLE 75,000 HEADWATERS INC COM 42210P102 838 200,400 SH SOLE 200,400 HECKMANN CORP COM 422680108 7,004 1,625,000 SH SOLE 1,625,000 HIMAX TECHNOLOGIES INC SPONSORED ADR 43289P106 144 70,000 SH SOLE 70,000 INPHI CORP COM 45772F107 5,672 400,000 SH SOLE 400,000 ITRON INC COM 465741106 2,498 55,000 SH SOLE 55,000 JUST ENERGY GROUP INC COM 48213W101 1,382 100,000 SH SOLE 100,000 KEYNOTE SYS INC COM 493308100 7,410 375,000 SH SOLE 375,000 LDK SOLAR CO LTD SPONSORED ADR 50183L107 800 200,000 SH PUT SOLE 200,000 LINN ENERGY LLC UNIT LTD LIAB 536020100 8,488 222,500 SH SOLE 222,500 LSB INDS INC COM 502160104 2,012 51,700 SH SOLE 51,700 LSI CORPORATION COM 502161102 7,144 823,000 SH SOLE 823,000 LYONDELLBASELL INDUSTRIES N SHS - A - N53745100 7,455 170,800 SH SOLE 170,800 MASTEC INC COM 576323109 905 50,000 SH SOLE 50,000 MCKESSON CORP COM 58155Q103 219 2,500 SH SOLE 2,500 MERCK & CO INC NEW COM 58933Y105 23,040 600,000 SH SOLE 600,000 MGIC INVT CORP WIS COM 552848103 16,864 3,400,000 SH SOLE 3,400,000 MGIC INVT CORP WIS COM 552848103 5,456 1,100,000 SH CALL SOLE NASDAQ OMX GROUP INC COM 631103108 5,180 200,000 SH SOLE 200,000 NCI BUILDING SYS INC COM NEW 628852204 2,302 200,000 SH SOLE 200,000 NETQIN MOBILE INC ADR REPR CL A 64118U108 2,128 200,000 SH SOLE 200,000 NEXTERA ENERGY INC COM 65339F101 1,527 25,000 SH SOLE 25,000 NXP SEMICONDUCTORS N V COM N6596X109 293 11,000 SH SOLE 11,000 ORMAT TECHNOLOGIES INC COM 686688102 1,477 73,300 SH SOLE 73,300 PFIZER INC COM 717081103 20,381 900,000 SH SOLE 900,000 PIONEER NAT RES CO COM 723787107 12,275 110,000 SH SOLE 110,000 POLYPORE INTL INC COM 73179V103 11,954 340,000 SH SOLE 340,000 POLYPORE INTL INC COM 73179V103 1,758 50,000 SH CALL SOLE POWERWAVE TECHNOLOGIES INC COM NEW 739363307 123 60,000 SH SOLE 60,000 PROSHARES TR II ULTRASHRT EURO 74347W882 1,897 100,000 SH SOLE 100,000 ROCKWOOD HLDGS INC COM 774415103 1,304 25,000 SH SOLE 25,000 SANDISK CORP COM 80004C101 4,959 100,000 SH SOLE 100,000 SENSATA TECHNOLOGIES HLDG BV SHS N7902X106 3,348 100,000 SH SOLE 100,000 SHIRE PLC SPONSORED ADR 82481R106 332 3,500 SH SOLE 3,500 SPREADTRUM COMMUNICATIONS IN ADR 849415203 6,270 380,000 SH SOLE 380,000 STAMPS COM INC COM NEW 852857200 7,667 275,000 SH SOLE 275,000 STARBUCKS CORP COM 855244109 335 6,000 SH SOLE 6,000 TESLA MTRS INC COM 88160R101 372 10,000 SH SOLE 10,000 THERMO FISHER SCIENTIFIC INC COM 883556102 282 5,000 SH SOLE 5,000 THERMON GROUP HLDGS INC COM 88362T103 920 45,000 SH SOLE 45,000 TITAN MACHY INC COM 88830R101 5,358 190,000 SH SOLE 190,000 TIVO INC COM 888706108 4,197 350,000 SH SOLE 350,000 TRW AUTOMOTIVE HLDGS CORP COM 87264S106 1,394 30,000 SH SOLE 30,000 TYCO INTERNATIONAL LTD SHS H89128104 1,405 25,000 SH SOLE 25,000 UNITED RENTALS INC COM 911363109 13,081 305,000 SH SOLE 305,000 UNITED STATES STL CORP NEW COM 912909108 734 25,000 SH SOLE 25,000 UNITED THERAPEUTICS CORP DEL COM 91307C102 259 5,500 SH SOLE 5,500 UTSTARCOM HOLDINGS CORP USD ORD SHS G9310A106 73 50,000 SH SOLE 50,000 VEOLIA ENVIRONNEMENT SPONSORED ADR 92334N103 1,651 100,000 SH SOLE 100,000 VMWARE INC CL A COM 928563402 281 2,500 SH SOLE 2,500 WESTPORT INNOVATIONS INC COM NEW 960908309 9,207 225,000 SH SOLE 225,000 WORLD ENERGY SOLUTIONS INC D COM NEW 98145W208 3,640 760,000 SH SOLE 760,000 WORTHINGTON INDS INC COM 981811102 959 50,000 SH SOLE 50,000 ZBB ENERGY CORPORATION COM 98876R204 2,312 3,400,000 SH SOLE 3,400,000