0001172661-23-001856.txt : 20230505 0001172661-23-001856.hdr.sgml : 20230505 20230505145350 ACCESSION NUMBER: 0001172661-23-001856 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20230331 FILED AS OF DATE: 20230505 DATE AS OF CHANGE: 20230505 EFFECTIVENESS DATE: 20230505 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Monashee Investment Management LLC CENTRAL INDEX KEY: 0001627608 IRS NUMBER: 453324374 STATE OF INCORPORATION: DE FISCAL YEAR END: 1130 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-16854 FILM NUMBER: 23893173 BUSINESS ADDRESS: STREET 1: 75 PARK PLAZA STREET 2: 4TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 BUSINESS PHONE: 6176710048 MAIL ADDRESS: STREET 1: 75 PARK PLAZA STREET 2: 4TH FLOOR CITY: BOSTON STATE: MA ZIP: 02116 13F-HR 1 primary_doc.xml X0202 13F-HR LIVE false true false 0001627608 XXXXXXXX 03-31-2023 03-31-2023 false Monashee Investment Management LLC

75 Park Plaza 4th Floor Boston MA 02116

13F HOLDINGS REPORT 028-16854 000163148 801-79936 N Jeff Muller 617-671-0048 /s/ Jeff Muller Boston MA 05-05-2023 0 55 362221004 INFORMATION TABLE 2 infotable.xml 89BIO INC COM 282559103 1142250 75000 SH SOLE 75000 0 0 8X8 INC NEW NOTE 0.500% 2/0 282914AB6 1268247 1394000 PRN SOLE 1394000 0 0 AERCAP HOLDINGS NV SHS N00985106 4217250 75000 SH SOLE 75000 0 0 ALIGHT INC COM CL A 01626W101 8749500 950000 SH SOLE 950000 0 0 AMERICAN WTR WKS CO INC NEW COM 030420103 1098675 7500 SH SOLE 7500 0 0 AN2 THERAPEUTICS INC COM 037326105 2442499 247467 SH SOLE 247467 0 0 APELLIS PHARMACEUTICALS INC COM 03753U106 1402244 21259 SH SOLE 21259 0 0 ARGENX SE SPONSORED ADR 04016X101 3725800 10000 SH SOLE 10000 0 0 ATLAS ENERGY SOLUTIONS INC COM CLASS A 04930R107 3406000 200000 SH SOLE 200000 0 0 AVADEL PHARMACEUTICALS PLC SPONSORED ADR 05337M104 2519000 275000 SH SOLE 275000 0 0 AVALO THERAPEUTICS INC COM NEW 05338F207 105000 60000 SH SOLE 60000 0 0 BIOHAVEN LTD COM G1110E107 3415000 250000 SH SOLE 250000 0 0 BIOMEA FUSION INC COM 09077A106 2790900 90000 SH SOLE 90000 0 0 BUMBLE INC COM CL A 12047B105 2443750 125000 SH SOLE 125000 0 0 CABLE ONE INC NOTE 3/1 12685JAE5 2373960 3000000 PRN SOLE 3000000 0 0 CACTUS INC CL A 127203107 1133825 27500 SH SOLE 27500 0 0 CHART INDS INC COM 16115Q308 4573087 36468 SH SOLE 36468 0 0 CIDARA THERAPEUTICS INC COM 171757107 468756 369099 SH SOLE 369099 0 0 CLEARWATER ANALYTICS HLDGS I CL A 185123106 718200 45000 SH SOLE 45000 0 0 COMPASS THERAPEUTICS INC COM 20454B104 7118927 2177042 SH SOLE 2177042 0 0 DOCUSIGN INC NOTE 1/1 256163AD8 2875800 3000000 PRN SOLE 3000000 0 0 EL POLLO LOCO HLDGS INC COM 268603107 713496 74400 SH SOLE 74400 0 0 ENGAGESMART INC COMMON STOCK 29283F103 2021250 105000 SH SOLE 105000 0 0 ENLIGHT RENEWABLE ENERGY LTD SHS M4056D110 1593576 94183 SH SOLE 94183 0 0 EVOLUS INC COM 30052C107 2411100 285000 SH SOLE 285000 0 0 GOLDMAN SACHS BDC INC SHS 38147U107 438165 32100 SH SOLE 32100 0 0 HERBALIFE NUTRITION LTD NOTE 2.625% 3/1 42703MAD5 6653430 7000000 PRN SOLE 7000000 0 0 ILLUMINA INC NOTE 8/1 452327AK5 5926680 6060000 PRN SOLE 6060000 0 0 INSMED INC NOTE 1.750% 1/1 457669AA7 897042 977000 PRN SOLE 977000 0 0 INSMED INC NOTE 0.750% 6/0 457669AB5 3872450 5000000 PRN SOLE 5000000 0 0 INVESCO QQQ TR UNIT SER 1 46090E103 18293010 57000 SH SOLE 57000 0 0 ISHARES TR RUSSELL 2000 ETF 464287655 16944200 95000 SH SOLE 95000 0 0 KARUNA THERAPEUTICS INC COM 48576A100 5176740 28500 SH SOLE 28500 0 0 LAUREATE EDUCATION INC COMMON STOCK 518613203 2438118 207323 SH SOLE 207323 0 0 LIVONGO HEALTH INC NOTE 0.875% 6/0 539183AA1 8886600 10000000 PRN SOLE 10000000 0 0 MINERALYS THERAPEUTICS INC COM 603170101 1722600 110000 SH SOLE 110000 0 0 NEW RELIC INC NOTE 0.500% 5/0 64829BAB6 7962960 8000000 PRN SOLE 8000000 0 0 OKTA INC NOTE 0.125% 9/0 679295AD7 5018261 5567000 PRN SOLE 5567000 0 0 PG&E CORP COM 69331C108 808500 50000 SH SOLE 50000 0 0 RAIN ONCOLOGY INC COM 75082Q105 272330 31159 SH SOLE 31159 0 0 RAPID7 INC NOTE 2.250% 5/0 753422AD6 1908313 1855000 PRN SOLE 1855000 0 0 REVOLUTION MEDICINES INC COM 76155X100 866400 40000 SH SOLE 40000 0 0 RINGCENTRAL INC NOTE 3/0 76680RAF4 8832900 10000000 PRN SOLE 10000000 0 0 ROIVANT SCIENCES LTD SHS G76279101 3690000 500000 SH SOLE 500000 0 0 ROYAL CARIBBEAN GROUP COM V7780T103 4244500 65000 SH SOLE 65000 0 0 SOMALOGIC INC CLASS A COM 83444K105 2524146 989861 SH SOLE 989861 0 0 SPLUNK INC NOTE 0.500% 9/1 848637AC8 8816670 9000000 PRN SOLE 9000000 0 0 STRUCTURE THERAPEUTICS INC SPONSORED ADS 86366E106 4044300 170000 SH SOLE 170000 0 0 SUPERNUS PHARMACEUTICALS NOTE 0.625% 4/0 868459AD0 8975160 9000000 PRN SOLE 9000000 0 0 SURROZEN INC *W EXP 08/01/203 86889P117 12038 120382 SH SOLE 120382 0 0 TRAVERE THERAPEUTICS INC COM 89422G107 1686750 75000 SH SOLE 75000 0 0 VANGUARD INDEX FDS TOTAL STK MKT 922908769 156136500 765000 SH SOLE 765000 0 0 VIKING THERAPEUTICS INC COM 92686J106 4995000 300000 SH SOLE 300000 0 0 WESTERN DIGITAL CORP. NOTE 1.500% 2/0 958102AP0 2695569 2789000 PRN SOLE 2789000 0 0 WIX COM LTD NOTE 7/0 92940WAB5 2753580 2789000 PRN SOLE 2789000 0 0