0001085146-18-000479.txt : 20180209 0001085146-18-000479.hdr.sgml : 20180209 20180209160141 ACCESSION NUMBER: 0001085146-18-000479 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20171231 FILED AS OF DATE: 20180209 DATE AS OF CHANGE: 20180209 EFFECTIVENESS DATE: 20180209 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Monashee Investment Management LLC CENTRAL INDEX KEY: 0001627608 IRS NUMBER: 453324374 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-16854 FILM NUMBER: 18591629 BUSINESS ADDRESS: STREET 1: 125 HIGH STREET STREET 2: HIGH STREET TOWER, 28TH FLOOR CITY: BOSTON STATE: MA ZIP: 02110 BUSINESS PHONE: 6178549197 MAIL ADDRESS: STREET 1: 125 HIGH STREET STREET 2: HIGH STREET TOWER, 28TH FLOOR CITY: BOSTON STATE: MA ZIP: 02110 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001627608 XXXXXXXX 12-31-2017 12-31-2017 false Monashee Investment Management LLC

125 HIGH STREET HIGH STREET TOWER, 28TH FLOOR BOSTON MA 02110

13F HOLDINGS REPORT 028-16854 N Jeffry T. Muller 617-854-9197 /s/ Jeffry T. 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