0001164691-15-000049.txt : 20150218 0001164691-15-000049.hdr.sgml : 20150216 20150217163439 ACCESSION NUMBER: 0001164691-15-000049 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20141231 FILED AS OF DATE: 20150217 DATE AS OF CHANGE: 20150217 EFFECTIVENESS DATE: 20150217 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ARDSLEY ADVISORY PARTNERS CENTRAL INDEX KEY: 0000900529 IRS NUMBER: 000000000 STATE OF INCORPORATION: NY FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-04639 FILM NUMBER: 15623321 BUSINESS ADDRESS: STREET 1: 262 HARBOR DRIVE, 4TH FLOOR CITY: STAMFORD STATE: CT ZIP: 06902 BUSINESS PHONE: 203-564-4230 MAIL ADDRESS: STREET 1: 262 HARBOR DRIVE, 4TH FLOOR CITY: STAMFORD STATE: CT ZIP: 06902 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0000900529 XXXXXXXX 12-31-2014 12-31-2014 ARDSLEY ADVISORY PARTNERS

262 HARBOR DRIVE, 4TH FLOOR STAMFORD CT 06902

13F HOLDINGS REPORT 028-04639 N Steve Napoli 203-564-4230 /s/Steve Napoli Stamford CT 02-17-2015 0 181 630730 false INFORMATION TABLE 2 ardsleyq42014.inftab.xml 3-D SYS CORP DELCOM NEW88554D205197260000SHSOLE 6000000ABENGOA SASP ADR REP B00289R2014818715SHSOLE 1871500ACCURAY INCCOM00439710537850000SHSOLE 5000000ACELRX PHARMACEUTICALS INCCOM00444T1006710000SHSOLE 1000000ACTAVIS PLCSHSG0083B10810304000SHSOLE 400000ACUITY BRANDS INCCOM00508Y10213739800SHSOLE 980000ADVANCED DRAIN SYS INC DELCOM00790R10468930000SHSOLE 3000000AKORN INCCOM00972810636210000SHSOLE 1000000ALBANY MOLECULAR RESH INCCOM01242310916310000SHSOLE 1000000ALCOBRA LTDSHSM2239P1095615000SHSOLE 1500000ALIBABA GROUP HLDG LTDSPONSORED ADS01609W10217670170000SHSOLE 17000000ALIMERA SCIENCES INCCOM01625910311120000SHSOLE 2000000AMEDICA CORPCOM0234351001417500SHSOLE 1750000AMERICAN AXLE & MFG HLDGS INCOM02406110367830000SHSOLE 3000000AMTECH SYS INCCOM PAR $0.01N03233250429028400SHSOLE 2840000APPLIED OPTOELECTRONICS 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