13F Filings History of Monashee Investment Management LLC

Latest 13F report
Q3 2025 - 12 Nov 2025
Value $
$200,538,185
Signature - Title
Jeff Muller - COO/CCO
Location
Boston, MA
Summary
This page shows a list of all the recent 13F filings made by Monashee Investment Management LLC. Form 13F is required to be filed within 45 days of the end of a calendar quarter. Monashee Investment Management LLC reported 61 stock holdings with total value $200,538,185 as of Q3 2025. Top holdings included BBIO, FORD, WYFI, FIGR, and NTSK.

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Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Filing Time
Q3 2025 61 $200,538,185 +$167,819,330 -$166,317,536 +$1,501,794 BBIO, FORD, WYFI, FIGR, NTSK 13F-HR 12 Nov 2025, 11:30
Q2 2025 40 $189,539,344 +$161,895,790 -$821,009,287 -$659,113,497 LLY, CORZ, KTOS, BBIO, SLDB 13F-HR 11 Aug 2025, 13:17
Q1 2025 46 $845,069,378 +$204,747,146 -$79,969,373 +$124,777,773 IVV, VOO, VEA, IEFA, VWO 13F-HR 14 May 2025, 12:07
Q4 2024 38 $729,201,978 +$99,993,836 -$279,575,514 -$179,581,678 IVV, VOO, VEA, IEFA, VWO 13F-HR 14 Feb 2025, 17:28
Q3 2024 110 $923,514,245 +$216,391,020 -$117,098,346 +$99,292,674 IVV, VOO, VEA, IEFA, VWO 13F-HR 12 Nov 2024, 16:05
Q2 2024 75 $773,399,003 +$188,244,658 -$258,975,264 -$70,730,606 IVV, VOO, VEA, IEFA, VWO 13F-HR 12 Aug 2024, 10:01
Q1 2024 102 $837,895,980 +$291,147,503 -$51,147,310 +$240,000,193 IVV, VOO, VEA, IEFA, VWO 13F-HR 14 May 2024, 09:47
Q4 2023 42 $565,545,867 +$534,061,508 -$187,601,912 +$346,459,596 IVV, VOO, VEA, IEFA, VWO 13F-HR 12 Feb 2024, 16:31
Q3 2023 103 $225,935,341 +$128,931,918 -$356,139,357 -$227,207,439 GPCR, ARM, STX, PR, ALIT 13F-HR 13 Nov 2023, 11:21
Q2 2023 67 $396,170,701 +$182,652,902 -$22,456,393 +$160,196,509 VTI, QQQ, RDNT, NXT, CWST 13F-HR 10 Aug 2023, 15:41
Q1 2023 55 $362,208,978 +$215,293,660 -$19,732,749 +$195,560,911 VTI, QQQ, IWM, ALIT, CMPX 13F-HR 05 May 2023, 14:53
Q4 2022 41 $232,331,318 +$146,964,317 -$117,195,817 +$29,768,500 VTI, GTLS, CMPX, STZ, ALIT 13F-HR 09 Feb 2023, 10:02
Q3 2022 50 $249,271,845 +$145,552,564 -$136,310,593 +$9,241,971 QQQ, VTI, GOSS, PM, CRBG 13F-HR 01 Nov 2022, 12:45
Q2 2022 27 $274,704,024 +$37,779,153 -$1,857,129 +$35,922,024 VTI, KDNY, SLGC, HYPR, AMT 13F-HR 12 Aug 2022, 12:00
Q1 2022 37 $345,280,000 +$69,542,305 -$17,486,947 +$52,055,358 VTI, ANTX, SEDG, HYPR, SWX 13F-HR 12 May 2022, 11:28
Q4 2021 43 $388,839,000 +$140,176,726 -$21,782,631 +$118,394,095 VTI, SLGC, ADC, PRDS, CRBU 13F-HR 07 Feb 2022, 12:49
Q3 2021 262 $541,540,000 +$318,122,849 -$592,081,259 -$273,958,410 VTI, SLGC, CRBU, UPXXXX, MRVI 13F-HR 08 Nov 2021, 20:44
Q2 2021 426 $835,680,000 +$545,331,727 -$370,086,476 +$175,245,251 VTI, AVAH, ATIP, AGTI, QSI 13F-HR 11 Aug 2021, 21:33
Q1 2021 370 $645,444,000 +$426,285,385 -$495,453,355 -$69,167,970 VTI, BEAM, PSFE, VIEW, SHC 13F-HR 13 May 2021, 17:48
Q4 2020 268 $729,921,801 +$521,446,901 -$58,594,022 +$462,852,879 VTI, SPRU, SGTX, QTRX, JWS 13F-HR 10 Feb 2021, 20:00
Q3 2020 159 $459,379,363 +$434,606,369 -$10,169,988 +$424,436,381 VTI, CZR, GDRX, QTRX, SNOW 13F-HR 12 Nov 2020, 20:46
Q2 2020 186 $664,579,041 +$645,616,103 -$1,301,672 +$644,314,431 NKLA, TMUS, REGN, DKNGXXXX, APTV 13F-HR 11 Aug 2020, 16:32
Q1 2020 51 $185,709,197 +$179,761,187 -$739,039 +$179,022,148 SPY, IWM, FEACU, CCXXU, HCCO 13F-HR 13 May 2020, 08:44
Q4 2019 76 $106,839,000 +$101,193,764 -$8,196,729 +$92,997,035 PFGC, CLVT, DT, PHR, MNRL 13F-HR 12 Feb 2020, 11:44
Q3 2019 107 $218,092,350 +$142,481,158 -$53,380,667 +$89,100,491 INVH, VERXXXX, ATUS, KHC, STAG 13F-HR 12 Nov 2019, 10:54
Q2 2019 159 $386,190,044 +$259,081,518 -$67,973,640 +$191,107,878 OSW, INVH, LULU, AVTR, NESR 13F-HR 07 Aug 2019, 16:58
Q1 2019 127 $434,685,026 +$363,761,576 -$19,489,300 +$344,272,276 OSW, NESR, INVH, EQHXXXX, BAND 13F-HR 13 May 2019, 11:30
Q4 2018 83 $147,608,023 +$147,607,966 +$147,607,966 NESR, FTACU, ARYAU, BWMCU, VRRM 13F-HR 11 Feb 2019, 18:55
Q3 2018 149 $472,169 +$363,121 -$36,639 +$326,482 NESR, ELAN, DLR, CNP, IFF 13F-HR 13 Nov 2018, 07:42
Q2 2018 153 $525,325 +$525,182 +$525,182 EQHXXXX, NESR, FBC, IQV, BJ Restatement 14 Aug 2018, 12:18
Q1 2018 128 $356,510,103 +$356,510,120 +$356,510,120 SAGE, GIS, HGV, D, ACGL 13F-HR 10 May 2018, 10:18
Q4 2017 134 $235,941 +$218,200 -$3,317 +$214,883 GDDY, JXXXX, IRM, VNTRQ, SAGE 13F-HR 09 Feb 2018, 15:01
Q3 2017 81 $264,331 +$264,338 +$264,338 FDC, USFD, GDDY, CSGP, INSM 13F-HR 13 Nov 2017, 11:11
Q2 2017 80 $234,744,000 +$234,744,008 +$234,744,008 ATH, BLUE, BDX, SFRXXXX, BMA 13F-HR 11 Aug 2017, 09:15
Q1 2017 82 $249,041 +$249,034 +$249,034 NTB, ATH, SBGI, PATK, ARE 13F-HR 12 May 2017, 14:21
Q4 2016 82 $201,140,000 +$201,139,959 +$201,139,959 GPORQ, FANG, GWR, TSRO, HWC 13F-HR 09 Feb 2017, 16:03
Q3 2016 86 $284,348 +$274,785 -$11,996 +$262,789 GXP, APC, AMH, CTRP, VIP 13F-HR 07 Nov 2016, 06:10
Q2 2016 57 $63,492 +$58,613 -$889 +$57,724 MTSC, DERM, ATKR, QEP, HRXXXX 13F-HR 02 Aug 2016, 09:41
Q1 2016 38 $54,747 +$54,773 +$54,773 STOR, REG, SLW, TRU, TRPXXXX 13F-HR 13 May 2016, 15:58
Q4 2015 25 $50,229,000 +$41,736,000 -$563,000 +$41,173,000 ICE, TEVA, AVGRXXXX, PE, NCLH 13F-HR 09 Feb 2016, 15:53
Q3 2015 10 $14,484,000 +$14,484,005 +$14,484,005 TWOU, FWP, AVGRXXXX, TACO, SJM Restatement 09 Feb 2016, 15:52
Q2 2015 68 $212,018 +$212,174 +$212,174 NEM, SERV, BKFS, MOH, MCRN 13F-HR 13 Aug 2015, 17:05
Q1 2015 67 $160,632,000 $0 MYL, WSTC, ARMK, ZEN, EVHC 13F-HR 20 Apr 2015, 06:32