Arosa Capital Management LP 13F holdings, Q2 2026
Holdings as of June 30, 2026 · filings on SEC EDGAR · this is the latest filing on record
Arosa Capital Management LP disclosed 22 US equity positions worth $114.6m in its Q2 2026 13F filing. The largest position was VICR at 41.4% of the reported book, followed by MPWR and POWI. Against the Q1 2026 filing, it opened 6 new positions, added to 1 and reduced 12 among the top 22 holdings.
What did Arosa Capital Management LP own in Q2 2026? Top 22 positions
| # | Stock | Sector | Weight | Value | Shares | Δ shares | vs Q1 2026 |
|---|---|---|---|---|---|---|---|
| 1 | VICR VICOR CORP | Technology | 41.4% | $47.5m | 125,000 | -20% | reduced |
| 2 | MPWR MONOLITHIC PWR SYS INC | Technology | 14.5% | $16.6m | 12,000 | 167% | added |
| 3 | POWI POWER INTEGRATIONS INC | Technology | 9.1% | $10.5m | 125,000 | – | new |
| 4 | Q QNITY ELECTRONICS INC | Technology | 7.1% | $8.2m | 50,000 | – | new |
| 5 | WMB WILLIAMS COS INC | Energy | 3.9% | $4.5m | 60,000 | -20% | reduced |
| 6 | BW BABCOCK & WILCOX ENTERPRISES | 3.4% | $3.9m | 275,000 | -52% | reduced | |
| 7 | ROG ROGERS CORP | Technology | 3.1% | $3.6m | 22,000 | -50% | reduced |
| 8 | CEVA CEVA INC | Technology | 2.9% | $3.3m | 70,000 | – | new |
| 9 | SEI SOLARIS ENERGY INFRAS INC | Energy | 2.8% | $3.2m | 40,000 | -33% | reduced |
| 10 | AMBA AMBARELLA INC | Technology | 2.6% | $3.0m | 35,000 | – | new |
| 11 | FLEX FLEX LTD | Technology | 1.4% | $1.6m | 10,000 | – | new |
| 12 | AXTI AXT INC | Technology | 1.1% | $1.3m | 17,500 | -79% | reduced |
| 13 | MTRN MATERION CORP | Basic Materials | 1.0% | $1.2m | 4,000 | -84% | reduced |
| 14 | EOSE EOS ENERGY ENTERPRISES INC | Industrials | 1.0% | $1.2m | 200,000 | -72% | reduced |
| 15 | KULR TECHNOLOGY GROUP INC | 1.0% | $1.1m | 300,000 | 0% | held | |
| 16 | NEOV NEOVOLTA INC | 0.9% | $1.0m | 320,000 | – | new | |
| 17 | AOSL ALPHA & OMEGA SEMICONDUCTOR | Technology | 0.6% | $710.0k | 15,000 | -50% | reduced |
| 18 | TGEN TECOGEN INC NEW | 0.6% | $652.5k | 125,000 | -64% | reduced | |
| 19 | TERRESTRIAL ENERGY INC | 0.5% | $591.5k | 175,000 | 0% | held | |
| 20 | EAGLE NUCLEAR ENERGY CORP | 0.5% | $566.0k | 390,375 | -48% | reduced | |
| 21 | GWH ESS TECH INC | 0.5% | $522.5k | 550,000 | -40% | reduced | |
| 22 | NET POWER INC | 0.0% | $30.8k | 106,249 | 0% | held |
Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.