The First Trust NASDAQ Clean Edge Green Energy Index Fund focuses on clean energy companies that trade on major U.S. stock exchanges. It holds companies that manufacture, develop, distribute, and install clean energy technologies, such as solar, wind, battery storage, fuel cells, and electric vehicles (EVs).
The ETF held $661.5 billion in assets across 52 companies in mid-2026, led by the following five:
- Monolithic Power Systems (MPWR -2.48%): 9.0%
- First Solar: 7.9%
- Tesla (TSLA +4.23%): 7.7%
- Bloom Energy: 7.5%
- ON Semiconductor (ON -3.58%): 6.7%
This ETF also concentrates its investments among its largest holdings. However, it still offers investors diversified exposure to the clean energy sector, with a greater focus on transportation electrification and energy. Its holdings include companies focused on semiconductors (25.5%), renewable energy equipment (18.1%), automobiles (14.7%), alternative electricity (8.9%), specialty machinery (7.5%), electrical components (5.9%), diversified chemicals (5.1%), general mining (3.8%), and alternative fuels (1.8%).
The fund has a reasonable ETF expense ratio of 0.59%.
3. Invesco Solar ETF