0001172661-23-003772.txt : 20231113
0001172661-23-003772.hdr.sgml : 20231113
20231113112147
ACCESSION NUMBER: 0001172661-23-003772
CONFORMED SUBMISSION TYPE: 13F-HR
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20230930
FILED AS OF DATE: 20231113
DATE AS OF CHANGE: 20231113
EFFECTIVENESS DATE: 20231113
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: 231396574
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
09-30-2023
09-30-2023
false
Monashee Investment Management LLC
75 Park Plaza
4th Floor
Boston
MA
02116
13F HOLDINGS REPORT
028-16854
000163148
801-79936
N
Jeff Muller
COO/CCO
617-671-0048
/s/ Jeff Muller
Boston
MA
11-13-2023
0
75
239392952
INFORMATION TABLE
2
infotable.xml
AERCAP HOLDINGS NV
SHS
N00985106
3760200
60000
SH
SOLE
60000
0
0
ALARM COM HLDGS INC
NOTE 1/1
011642AB1
6037500
7000000
SH
SOLE
7000000
0
0
ALIGHT INC
COM CL A
01626W101
6791355
957878
SH
SOLE
957878
0
0
AMBRX BIOPHARMA INC
SPONSORED ADS
02290A102
805000
70000
SH
SOLE
70000
0
0
AMKOR TECHNOLOGY INC
COM
031652100
1695000
75000
SH
SOLE
75000
0
0
AMPHASTAR PHARMACEUTICALS IN
COM
03209R103
1814811
39461
SH
SOLE
39461
0
0
AN2 THERAPEUTICS INC
COM
037326105
1599880
99495
SH
SOLE
99495
0
0
APOLLO GLOBAL MGMT INC
SER A MAND CNV
03769M304
939455
17050
SH
SOLE
17050
0
0
ARGENX SE
SPONSORED ADR
04016X101
3687225
7500
SH
SOLE
7500
0
0
ARM HOLDINGS PLC
SPONSORED ADR
042068205
11845314
221325
SH
SOLE
221325
0
0
ASURE SOFTWARE INC
COM
04649U102
560987
59301
SH
SOLE
59301
0
0
ATLAS ENERGY SOLUTIONS INC
COM CLASS A
04930R107
1611653
72499
SH
SOLE
72499
0
0
BIOHAVEN LTD
COM
G1110E107
2340900
90000
SH
SOLE
90000
0
0
BLACKLINE INC
NOTE 3/1
09239BAD1
3337013
3869000
SH
SOLE
3869000
0
0
BLOCK INC
NOTE 5/0
852234AJ2
4925306
5875000
SH
SOLE
5875000
0
0
BLUE BIRD CORP
COM
095306106
1042094
48810
SH
SOLE
48810
0
0
CASELLA WASTE SYS INC
CL A
147448104
3679720
48227
SH
SOLE
48227
0
0
CIDARA THERAPEUTICS INC
COM
171757107
347765
369099
SH
SOLE
369099
0
0
COMPASS THERAPEUTICS INC
COM
20454B104
2415500
1226142
SH
SOLE
1226142
0
0
CORE & MAIN INC
CL A
21874C102
5770000
200000
SH
SOLE
200000
0
0
CRESCENT ENERGY COMPANY
CL A COM
44952J104
5624800
445000
SH
SOLE
445000
0
0
CRINETICS PHARMACEUTICALS IN
COM
22663K107
814014
27371
SH
SOLE
27371
0
0
CYMABAY THERAPEUTICS INC
COM
23257D103
1118250
75000
SH
SOLE
75000
0
0
DOCUSIGN INC
NOTE 1/1
256163AD8
5695600
5800000
SH
SOLE
5800000
0
0
ENBRIDGE INC
COM
29250N105
4251639
128100
SH
SOLE
128100
0
0
ESSENTIAL PPTYS RLTY TR INC
COM
29670E107
3677100
170000
SH
SOLE
170000
0
0
FIDELIS INSURANCE HOLDINGS L
COM
G3398L118
984544
67067
SH
SOLE
67067
0
0
FLYWIRE CORPORATION
COM VTG
302492103
2551200
80000
SH
SOLE
80000
0
0
GENIUS SPORTS LIMITED
SHARES CL A
G3934V109
1545700
290000
SH
SOLE
290000
0
0
GOSSAMER BIO INC
COM
38341P102
4417348
5304212
SH
SOLE
5304212
0
0
GRANITE RIDGE RESOURCES INC
COM
387432107
1067500
175000
SH
SOLE
175000
0
0
HERBALIFE LTD
NOTE 2.625% 3/1
42703MAD5
2105289
2149000
SH
SOLE
2149000
0
0
HILLEVAX INC
COM
43157M102
1479500
110000
SH
SOLE
110000
0
0
IMMUNOGEN INC
COM
45253H101
634800
40000
SH
SOLE
40000
0
0
IMMUNOVANT INC
COM
45258J102
6526300
170000
SH
SOLE
170000
0
0
INSMED INC
NOTE 1.750% 1/1
457669AA7
570849
575000
SH
SOLE
575000
0
0
INSMED INC
NOTE 0.750% 6/0
457669AB5
2965423
2964000
SH
SOLE
2964000
0
0
IVANHOE ELECTRIC INC
COM
46578C108
833000
70000
SH
SOLE
70000
0
0
KENVUE INC
COM
49177J102
4969800
247500
SH
SOLE
247500
0
0
KLAVIYO INC
COM SER A
49845K101
5545530
160740
SH
SOLE
160740
0
0
KODIAK GAS SVCS INC
COM
50012A108
2218103
124055
SH
SOLE
124055
0
0
LEGALZOOM COM INC
COM
52466B103
2638247
241156
SH
SOLE
241156
0
0
LIVONGO HEALTH INC
NOTE 0.875% 6/0
539183AA1
5432330
5936000
SH
SOLE
5936000
0
0
MADISON SQUARE GARDEN ENTMT
COM CL A
558256103
2797350
85000
SH
SOLE
85000
0
0
MADRIGAL PHARMACEUTICALS INC
COM
558868105
2190600
15000
SH
SOLE
15000
0
0
MAPLEBEAR INC
COM
565394103
6068636
204400
SH
SOLE
204400
0
0
MERUS N V
COM
N5749R100
1061100
45000
SH
SOLE
45000
0
0
MOLECULAR TEMPLATES INC
COM NEW
608550208
896435
141841
SH
SOLE
141841
0
0
MONDEE HOLDINGS INC
CLASS A COM
465712107
267750
75000
SH
SOLE
75000
0
0
MOONLAKE IMMUNOTHERAPEUTICS
CLASS A ORD
61559X104
2850000
50000
SH
SOLE
50000
0
0
ONESPAWORLD HOLDINGS LIMITED
COM
P73684113
2517633
224388
SH
SOLE
224388
0
0
OPERA LTD
SPONSORED ADS
68373M107
3381000
300000
SH
SOLE
300000
0
0
PERMIAN RESOURCES CORP
CLASS A COM
71424F105
6995356
501100
SH
SOLE
501100
0
0
PROCEPT BIOROBOTICS CORP
COM
74276L105
842987
25693
SH
SOLE
25693
0
0
PURECYCLE TECHNOLOGIES INC
COM
74623V103
65940
11754
SH
SOLE
11754
0
0
RAYZEBIO INC
COM
75525N107
610500
27500
SH
SOLE
27500
0
0
RINGCENTRAL INC
NOTE 3/1
76680RAH0
985862
1168000
SH
SOLE
1168000
0
0
ROIVANT SCIENCES LTD
SHS
G76279101
6424000
550000
SH
SOLE
550000
0
0
SAFEHOLD INC
COM
78646V107
3480007
195506
SH
SOLE
195506
0
0
SEAGATE TECHNOLOGY HLDNGS PL
ORD SHS
G7997R103
7584250
115000
SH
SOLE
115000
0
0
SILVERBOW RES INC
COM
82836G102
3040450
85000
SH
SOLE
85000
0
0
SKYWARD SPECIALTY INS GROUP
COM
830940102
2325600
85000
SH
SOLE
85000
0
0
SOMALOGIC INC
CLASS A COM
83444K105
409151
171193
SH
SOLE
171193
0
0
SPOTIFY USA INC
NOTE 3/1
84921RAB6
3712256
4352000
SH
SOLE
4352000
0
0
SQUARESPACE INC
CLASS A
85225A107
1593350
55000
SH
SOLE
55000
0
0
STRUCTURE THERAPEUTICS INC
SPONSORED ADS
86366E106
31954482
633766
SH
SOLE
633766
0
0
SURROZEN INC
*W EXP 08/01/203
86889P117
3411
82986
SH
SOLE
82986
0
0
TRANSCAT INC
COM
893529107
587820
6000
SH
SOLE
6000
0
0
VITAL ENERGY INC
COM
516806205
3048100
55000
SH
SOLE
55000
0
0
VIVID SEATS INC
COM CL A
92854T100
321000
50000
SH
SOLE
50000
0
0
WESTERN DIGITAL CORP.
NOTE 1.500% 2/0
958102AP0
2953500
3000000
SH
SOLE
3000000
0
0
WIX COM LTD
NOTE 8/1
92940WAD1
3582000
4000000
SH
SOLE
4000000
0
0
WW INTL INC
COM
98262P101
2119163
191433
SH
SOLE
191433
0
0
X4 PHARMACEUTICALS INC
COM
98420X103
465719
427265
SH
SOLE
427265
0
0
ZURA BIO LTD
CLASS A ORD SHS
G9TY5A101
1584000
240000
SH
SOLE
240000
0
0