0001172661-19-000625.txt : 20190214 0001172661-19-000625.hdr.sgml : 20190214 20190214100512 ACCESSION NUMBER: 0001172661-19-000625 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20181231 FILED AS OF DATE: 20190214 DATE AS OF CHANGE: 20190214 EFFECTIVENESS DATE: 20190214 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ARDSLEY ADVISORY PARTNERS LP 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: 19601936 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 FORMER COMPANY: FORMER CONFORMED NAME: ARDSLEY ADVISORY PARTNERS DATE OF NAME CHANGE: 19940208 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0000900529 XXXXXXXX 12-31-2018 12-31-2018 false ARDSLEY ADVISORY PARTNERS LP

262 Harbor Drive, 4th Floor Stamford CT 06902

13F HOLDINGS REPORT 028-04639 N Steven Napoli 203-564-4230 /s/ Steve Napoli Stamford CT 02-14-2019 0 104 397856 INFORMATION TABLE 2 infotable.xml ABBOTT LABS COM 002824100 361 5000 SH SOLE 5000 0 0 ABEONA THERAPEUTICS INC COM 00289Y107 134 18721 SH SOLE 18721 0 0 ACER THERAPEUTICS INC COM 00444P108 402 20000 SH SOLE 20000 0 0 ACTINIUM PHARMACEUTICALS INC COM 00507W107 31 80000 SH SOLE 80000 0 0 ADMA BIOLOGICS INC COM 000899104 120 50000 SH SOLE 50000 0 0 ADOBE INC COM 00724F101 14140 62500 SH SOLE 62500 0 0 ADVANCED MICRO DEVICES INC COM 007903107 1014 55000 SH SOLE 55000 0 0 AETERNA ZENTARIS INC COM PAR 007975402 74 25000 SH SOLE 25000 0 0 ALBIREO PHARMA INC COM 01345P106 248 10100 SH SOLE 10100 0 0 ALDEYRA THERAPEUTICS INC COM 01438T106 432 52100 SH SOLE 52100 0 0 AMAZON COM INC COM 023135106 1051 700 SH SOLE 700 0 0 AMICUS THERAPEUTICS INC COM 03152W109 2060 215000 SH SOLE 215000 0 0 AMYRIS INC COM NEW 03236M200 4641 1389500 SH SOLE 1389500 0 0 AMYRIS INC COM NEW 03236M200 19 5700 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