Arosa Capital Management LP
Long book
$153.6M
Q1 2026
Positions
49
Top-10 weight
54%
concentration
Last quarter
+26.7%
SPY +14.8%
Turnover
63%
of book per quarter
Strategy in plain words
auto-generated from filingsArosa Capital Management LP is a concentrated fundamental stock-picker, running a $153.6M US long book across 49 positions.
The portfolio is concentrated: the top 10 names carry 54% of the portfolio. Turnover is high — positions rotate quickly, so individual names matter less than the process. Current anchor positions: VICOR CORP, EVERUS CONSTRUCTION GROUP, BABCOCK & WILCOX ENTERPR, CAMECO CORP, NEXTPOWER INC-CL A.
Over the last 9 quarters its long book ran on average 7.4pp per quarter ahead of the S&P 500, beating the index in 6 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
-2.8%
Q2 2024
+11.5%
Q3 2024
+2.5%
Q4 2024
-15.2%
Q1 2025
+43.2%
Q2 2025
+23.0%
Q3 2025
-2.2%
Q4 2025
+20.1%
Q1 2026
+26.7%
Sector allocation
Technology 40%
Industrials 37%
Materials 12%
Utilities 5%
Financials 3%
Other 2%
Services media 1%
Long book by quarter
What does Arosa Capital own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| VICR VICOR CORP | Technology | 156.5K | $25.2M | 16.4% | +15.9% |
| ECG EVERUS CONSTRUCTION GROUP | Industrials | 88.0K | $10.4M | 6.8% | +120.0% |
| BW BABCOCK & WILCOX ENTERPR | Industrials | 575.0K | $8.4M | 5.5% | New |
| CCJ CAMECO CORP | Materials | 65.2K | $7.1M | 4.6% | +30.3% |
| NXT NEXTPOWER INC-CL A | Technology | 50.0K | $6.0M | 3.9% | +131.2% |
| FSLR FIRST SOLAR INC | Technology | 30.5K | $6.0M | 3.9% | +391.5% |
| WMB WILLIAMS COS INC | Utilities | 75.0K | $5.5M | 3.6% | -31.8% |
| PWR QUANTA SERVICES INC | Industrials | 9.4K | $5.2M | 3.4% | +20.6% |
| MPWR MONOLITHIC POWER SYSTEMS INC | Technology | 4.5K | $4.9M | 3.2% | New |
| AXTI AXT INC | Technology | 85.0K | $4.8M | 3.2% | +6.3% |
| MTZ MASTEC INC | Industrials | 15.0K | $4.8M | 3.1% | Held |
| ROG ROGERS CORP | Materials | 43.6K | $4.7M | 3.0% | New |
| MTRN MATERION CORP | Industrials | 25.0K | $3.6M | 2.4% | New |
| EOSE EOS ENERGY ENTERPRISES INC | Technology | 726.0K | $3.6M | 2.3% | +148.5% |
| SEI SOLARIS ENERGY INFRASTRUCTUR | Industrials | 60.0K | $3.4M | 2.2% | New |
| STRL STERLING INFRASTRUCTURE INC | Industrials | 8.0K | $3.3M | 2.1% | +100.0% |
| BE BLOOM ENERGY CORP- A | Industrials | 21.7K | $2.9M | 1.9% | -75.5% |
| UUUU ENERGY FUELS INC | Materials | 155.0K | $2.8M | 1.8% | New |
| ENPH ENPHASE ENERGY INC | Technology | 70.4K | $2.7M | 1.7% | +249.3% |
| FPS FORGENT POWER SOLUTIONS-CL A | Industrials | 85.0K | $2.5M | 1.6% | New |
| IREN IREN LTD | Financials | 70.0K | $2.4M | 1.6% | -23.0% |
| LAC LITHIUM AMERICAS CORP | Materials | 550.0K | $2.2M | 1.4% | New |
| MWH SOLV ENERGY INC-CL A | Industrials | 65.7K | $2.0M | 1.3% | New |
| TSSI TSS INC | Services media | 150.0K | $2.0M | 1.3% | -25.0% |
| ATOM ATOMERA INC | Technology | 490.0K | $1.9M | 1.2% | New |
| NVT NVENT ELECTRIC PLC | Industrials | 15.0K | $1.8M | 1.2% | -45.9% |
| OPTX SYNTEC OPTICS HOLDINGS INC | Other | 250.0K | $1.8M | 1.1% | Held |
| LGN LEGENCE CORP-CL A | Industrials | 30.0K | $1.7M | 1.1% | -25.0% |
| VST VISTRA CORP | Utilities | 10.2K | $1.5M | 1.0% | New |
| GWH ESS TECH INC | Technology | 910.0K | $1.1M | 0.7% | -4.2% |
| BWXT BWX TECHNOLOGIES INC | Industrials | 5.0K | $1.0M | 0.7% | -75.0% |
| RDW REDWIRE CORP | Industrials | 120.0K | $1.0M | 0.7% | New |
| USAR USA RARE EARTH INC | Materials | 65.0K | $984K | 0.6% | New |
| HUT HUT 8 CORP | Financials | 20.0K | $938K | 0.6% | -76.5% |
| TGEN TECOGEN INC/WALTHAM MA | Industrials | 350.0K | $896K | 0.6% | Held |
| ASPI ASP ISOTOPES INC | Other | 200.0K | $884K | 0.6% | Held |
| CLSK CLEANSPARK INC | Financials | 100.0K | $851K | 0.6% | New |
| AVAV AEROVIRONMENT INC | Industrials | 4.0K | $732K | 0.5% | New |
| KULR KULR TECHNOLOGY GROUP INC | Technology | 300.0K | $711K | 0.5% | Held |
| KTOS KRATOS DEFENSE & SECURITY | Industrials | 10.0K | $705K | 0.5% | New |
| AOSL ALPHA & OMEGA SEMICONDUCTOR | Technology | 30.0K | $665K | 0.4% | Held |
| ASTI ASCENT SOLAR TECHNOLOGIES | Technology | 150.0K | $591K | 0.4% | New |
| FEAM 5E ADVANCED MATERIALS INC | Materials | 200.0K | $280K | 0.2% | New |
| CORZ CORE SCIENTIFIC INC | Financials | 11.0K | $164K | 0.1% | New |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 15, 2026 | 68 | $660.4M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 83 | $795.5M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 14, 2025 | 70 | $455.4M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 14, 2025 | 60 | $531.1M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 43 | $270.7M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 42 | $249.2M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 14, 2024 | 37 | $258.1M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR/ANEW HOLDINGS | Oct 15, 2024 | 1 | $4.2M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Aug 14, 2024 | 32 | $173.1M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 15, 2024 | 35 | $169.4M | canonical | SEC ↗ |
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