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Super Investors Monashee Investment Management LLC
MI

Monashee Investment Management LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$59.6M
Positions
23
Quarter ended
June 30, 2026
Filed
August 13, 2026

Reported portfolio value by quarter (46 quarters reported)

$924M $14.5M
Q1 15 Q3 17 Q1 20 Q3 22 Q1 25 Q2 26

$161M in Q1 2015 → $59.6M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Alphabet Inc 8.5% New 100,000 $5.09M
Alphabet Inc 8.4% New 100,000 $5.03M
Solid Biosciences Inc 8.4% Trimmed 65% 500,000 $5M
DR Digital Rlty Tr Inc 7.5% New 25,000 $4.49M
Spyre Therapeutics Inc 7.5% New 50,000 $4.44M
AD Adt Inc Del 6.5% Trimmed 14% 600,000 $3.9M
Tango Therapeutics Inc 5.2% New 100,000 $3.13M
Celcuity Inc 4.8% New 2,500,000 $2.84M
Super Micro Computer Inc 4.4% New 50,000 $2.6M
Legend Biotech Corp 4.1% New 85,385 $2.47M
Alphabet Inc 3.6% New 6,000 $2.14M
Alphabet Inc 3.6% New 6,000 $2.12M
UN Uniqure Nv 3.5% New 45,000 $2.07M
Innio Nv 3.2% New 47,650 $1.88M
AR Acadia Rlty Tr 3.0% New 85,385 $1.79M
Pattern Group Inc 2.7% New 64,039 $1.61M
Purecycle Technologies Inc 2.6% New 1,500,000 $1.53M
Moonlake Immunotherapeutics 2.5% New 75,000 $1.46M
Whitehawk Minerals Corp 2.4% New 51,232 $1.43M
Taysha Gene Therapies Inc 2.3% New 200,000 $1.36M
Imagenebio Inc 1.9% New 192,344 $1.13M
Nuvation Bio Inc 1.8% New 1,000,000 $1.06M
K Kardigan Inc 1.7% New 42,693 $1.02M

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 13, 2026

Company Action Shares changed Value of change % of portfolio
Terns Pharmaceuticals Inc Exited −300,000 −$15.8M —
Nextera Energy Inc Exited −299,970 −$15.2M —
Medline Inc Exited −300,000 −$13.4M —
Nrg Energy Inc Exited −85,000 −$12.4M —
Forgent Power Solutions Inc Exited −350,000 −$10.2M —
Solid Biosciences Inc Trimmed −920,295 −$9.19M 8.4%
Nektar Therapeutics Exited −100,000 −$7.2M —
Cytokinetics Inc Exited −100,000 −$6.59M —
Joby Aviation Inc Exited −7,000,000 −$5.86M —
Ppl Corp Exited −101,300 −$5.24M —

Showing the 10 largest of 66 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 13, 2026

Company Action Shares changed Value of change % of portfolio
Nextera Energy Inc New +299,970 +$15.2M 8.3%
Nrg Energy Inc New +85,000 +$12.4M 6.8%
Sofi Technologies Inc Exited −400,000 −$10.5M —
Ul Solutions Inc Exited −130,000 −$10.3M —
Forgent Power Solutions Inc New +350,000 +$10.2M 5.6%
Insmed Inc Exited −50,000 −$8.7M —
Structure Therapeutics Inc Trimmed −175,000 −$8.44M 1.3%
MI Miami Intl Hldgs Inc Exited −175,000 −$7.77M —
Legence Corp Exited −137,940 −$5.94M —
Immunome Inc Exited −274,861 −$5.9M —

Showing the 10 largest of 69 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 12, 2026

Company Action Shares changed Value of change % of portfolio
Medline Inc New +300,000 +$12.6M 7.1%
Sofi Technologies Inc New +400,000 +$10.5M 5.9%
FI Forward Inds Inc N Y Exited −405,406 −$10.4M —
Ul Solutions Inc New +130,000 +$10.3M 5.8%
Insmed Inc New +50,000 +$8.7M 4.9%
Terns Pharmaceuticals Inc New +197,313 +$7.97M 4.5%
Kymera Therapeutics Inc New +100,000 +$7.78M 4.4%
Bridgebio Pharma Inc Trimmed −100,000 −$7.65M 4.3%
Solid Biosciences Inc New +1,349,771 +$7.61M 4.3%
FT Figure Technology Solutio Exited −200,000 −$7.27M —

Showing the 10 largest of 89 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 12, 2025

Company Action Shares changed Value of change % of portfolio
Qxo Inc Exited −800,000 −$17.2M —
Brown & Brown Inc Exited −150,000 −$16.6M —
EL Eli Lilly & Co Exited −20,000 −$15.6M —
CS Core Scientific Inc New Exited −700,000 −$11.9M —
KD Kratos Defense & Sec Solutio Exited −250,000 −$11.6M —
Solid Biosciences Inc Exited −2,165,000 −$10.5M —
FI Forward Inds Inc N Y New +405,406 +$10.4M 5.2%
Galaxy Digital Inc. Exited −470,000 −$10.3M —
Servicetitan Inc Exited −95,000 −$10.2M —
Whitefiber Inc New +355,000 +$9.65M 4.8%

Showing the 10 largest of 107 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 11, 2025

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Exited −287,110 −$161M —
VI Vanguard Index Fds Exited −313,010 −$161M —
VT Vanguard Tax-managed Fds Exited −1,832,100 −$93.1M —
IT Ishares Tr Exited −941,680 −$71.2M —
VI Vanguard Intl Equity Index F Exited −1,126,060 −$51M —
I Ishares Inc Exited −807,100 −$43.6M —
IT Ishares Tr Exited −211,260 −$25.8M —
VI Vanguard Index Fds Exited −93,660 −$25.7M —
Primo Brands Corporation Exited −560,000 −$19.9M —
Qxo Inc New +800,000 +$17.2M 6.2%

Showing the 10 largest of 97 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 14, 2025

Company Action Shares changed Value of change % of portfolio
Primo Brands Corporation New +560,000 +$19.9M 2.4%
GA Gallagher Arthur J & Co Exited −70,000 −$19.9M —
AE American Elec Pwr Co Inc New +150,000 +$16.4M 1.9%
EN Entergy Corp New New +150,000 +$12.8M 1.5%
Standardaero Inc New +480,000 +$12.8M 1.5%
Porch Group Inc New +1,550,000 +$11.3M 1.3%
WH Waystar Hldg Corp New +250,000 +$9.34M 1.1%
Keurig Dr Pepper Inc New +240,000 +$8.21M 1.0%
Sable Offshore Corp Exited −345,000 −$7.9M —
Boeing Co Exited −40,000 −$7.08M —

Showing the 10 largest of 61 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
GA Gallagher Arthur J & Co New +70,000 +$19.9M 2.7%
CW Casella Waste Sys Inc Exited −135,000 −$13.4M —
Viking Holdings Ltd Exited −320,000 −$11.2M —
American Healthcare REIT Inc Exited −375,000 −$9.79M —
Lineage Inc Exited −120,000 −$9.41M —
AH Aercap Holdings Nv Trimmed −90,000 −$8.61M 0.4%
LC Landbridge Company LLC New +124,937 +$8.07M 1.1%
Newmont Corp Exited −150,000 −$8.02M —
VI Vanguard Index Fds Added +14,200 +$7.65M 22.6%
IT Ishares Tr Added +12,900 +$7.6M 22.7%

Showing the 10 largest of 127 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 12, 2024

Company Action Shares changed Value of change % of portfolio
CW Casella Waste Sys Inc New +135,000 +$13.4M 1.5%
Birkenstock Holding PLC Exited −200,000 −$10.9M —
Ares Management Corporation Exited −75,000 −$10M —
Lineage Inc New +120,000 +$9.41M 1.0%
Dell Technologies Inc Exited −60,000 −$8.27M —
Sable Offshore Corp New +350,000 +$8.27M 0.9%
Newmont Corp New +150,000 +$8.02M 0.9%
HP Hewlett Packard Enterprise C New +125,000 +$7.56M 0.8%
Advanced Micro Devices Inc Exited −45,000 −$7.3M —
Kenvue Inc Exited −380,300 −$6.91M —

Showing the 10 largest of 134 changes.

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