Been watching something interesting unfold in the markets lately. All these mega-cap tech companies are throwing hundreds of billions at AI infrastructure, which obviously means massive electricity demand. But here's what caught my attention - clean energy stocks are quietly having a moment because of it.

The iShares Global Clean Energy ETF has been absolutely crushing it. Up 66% over the past year, which means it's outperforming the S&P 500, Nasdaq-100, and even major oil names like ExxonMobil. That's the kind of performance that makes you sit up and pay attention.

What's driving this? Data centers need power - insane amounts of it. Companies like Alphabet, Meta, and Microsoft are making deals with utilities to restart old nuclear plants just to keep their AI operations running. And the renewable energy sector is stepping up to fill that gap. The green energy etf space is benefiting directly from this shift.

According to the IEA's latest outlook, global electricity demand is expected to jump at least 40% by 2035. Investment in power generation has already hit a trillion dollars annually, up 70% since 2015. Most interesting part? Solar is going to account for 80% of renewable expansion over the next five years. It's cheaper, faster to permit, and people actually want it.

Looking at the ICLN holdings, the top positions tell the story. Bloom Energy is at 10.4% of the fund - they're providing fuel cells for data centers. Nextpower sits at 9.8% with advanced solar systems. First Solar at 6.9% is the largest US solar manufacturer. You've got Iberdrola and China Yangtze Power rounding out the top five. These aren't random picks - they're directly positioned for the energy buildout.

Now, this green energy etf hasn't always been smooth sailing. Interest rate hikes in 2022-2023 hammered renewable stocks hard. The fund averaged negative 8.9% annually over five years. But something shifted. With rates dropping and AI energy demand accelerating, the ETF gained 46.6% last year and is already up over 10% in 2026.

What's interesting is the valuation. Price-to-earnings ratio is sitting at 17.3 compared to the S&P 500's 30. Even after the recent run-up, it doesn't look stretched. The expense ratio is 0.39%, which is reasonable for what you're getting.

Obviously there are risks. The top five holdings make up 37% of the portfolio, so concentration is real. One bad quarter from a major position could swing things. And political shifts can impact policy support for renewables. But if you're convinced the AI buildout continues and you want exposure to the clean energy transition, this green energy etf is worth serious consideration. The fundamentals are there, the demand is real, and the timing might actually be right.