Matthew Tuttle
CEO & CIO of Tuttle Capital Management, Publisher of Daily H.E.A.T.
The AI power bottleneck to underwrite right now is grid capacity, not uranium, which favors utilities such as NextEra and Dominion. A 1,038% spike in the PJM capacity auction price reflects grid interconnection and transmission queue backlogs, showing up in power bills before it shows up in nuclear headlines. x.comÂ
Anthropic's global data-center push is a grid story, not an AI story, favoring utilities such as NextEra Energy and Dominion that control the electrons. Every new inference cluster is a utility customer that didn't exist 18 months ago, and the bottleneck is permitted power, not chips or talent. x.comÂ
Power is now the binding constraint on AI compute, making power suppliers like Vistra, Constellation, Talen and NextEra the clean AI infrastructure trade. About 20 earnings calls showed Vistra turning Meta's nuclear demand into contracted revenue, Exelon warning on PJM reliability and NRG sizing ERCOT's large-load pipeline at 36 GW. AI infrastructure is becoming investment-grade, with Hut 8 issuing the first single-sponsor IG construction bond for a data center. x.comÂ
Grid suppliers are winning the next AI bottleneck, because power must reach data centers through transformers, substations, switchgear and transmission the grid lacks. Transformer lead times stretched from 24 months in 2019 to five years, per HSBC, and PJM got 220 GW of generation applications by April 2026 versus 2.1 GW connected in 2025. The White House designated switchgear and substations defense-essential. Forgent, Eaton, Powell, Hubbell, nVent, Quanta, MYR, AMSC, GE Vernova and Itron fit. … Show more
AI data centers' power needs support a portfolio spanning onsite generation, nuclear, grid hardware and fuel. Oklo offers onsite nuclear and Bloom fuel cells that bypass the grid; Constellation has nuclear baseload under a 20-year Microsoft PPA and Vistra a 20-year Meta deal. GE Vernova supplies grid hardware, Vertiv cooling and power systems, Eos long-duration storage and NextEra a renewable pipeline, while Centrus supplies HALEU for modular reactors and Energy Fuels domestic uranium. x.comÂ
AI's electricity shortfall creates a massive opportunity for companies solving the power bottleneck. Morgan Stanley estimates a 32 GW US data-center power shortfall by 2028. Constellation Energy and Vistra are nuclear names, Bloom Energy in fuel cells, GE Vernova in power generation and Eaton in grid infrastructure. x.comÂ
AI's power shortage has no single fix, so winners shift over time, and grid equipment is the surest beneficiary whichever source wins. Data-center demand is growing faster than plants and grids can be built. Through 2028, gas generation and existing nuclear supply power fastest, favoring GE Vernova's turbines and Vistra, Constellation, NRG and Talen. Transformers and transmission are the hidden bottleneck, benefiting Eaton and Hubbell. FERC's co-location rules are a risk to nuclear deals. x.com … Show more
Power equipment, not land, is the binding constraint on new data centers, favoring GE Vernova, Eaton, Quanta, Vertiv, Powell and Constellation. New heavy-duty gas turbine orders take about three years, with GE Vernova holding roughly 10 GW of slots across 2029 and 2030. Large power transformers exceed 160 weeks versus about 50 in 2021, and PJM projects online in 2025 averaged over seven years from queue to operation. Acreage can be released with a signature; turbines cannot. x.comÂ
Power demand will keep growing exponentially as AI models and data centers get larger, even after the AI hardware rotation slows, creating an AI power supercycle across four layers. Fuel: EQT, Kinder Morgan, Williams, Energy Transfer. Onsite power, the near-term bottleneck fix: Bloom Energy, GE Vernova, Caterpillar, Cummins, Kodiak Gas Services, T1 Energy. Grid: Eaton, Quanta, Vertiv, Hubbell, nVent, Emerson. Nuclear baseload: Oklo, NuScale, Nano Nuclear, Constellation, Vistra, BWX Technologies. … Show more
Nuclear power is the most important unlock for the AI buildout, since data centers need huge baseload power the grid can't deliver fast enough amid 5-7 year queues. Trump orders fast-track advanced reactors, and Amazon, Google, Meta, Microsoft, OpenAI and Oracle pledged to secure new generation. Constellation is the blue chip signing AI power deals; Oklo the SMR moonshot; Centrus the only licensed US enricher; Energy Fuels the top US uranium producer; Cameco the safest fuel-cycle large cap. … Show more
Powell Industries is the source-agnostic way to play AI power demand, because its custom heavy-duty switchgear is needed whatever generates the power and protects multi-million-dollar clusters from power surges. Per Bloomberg, AI-chip electricity demand could jump more than 1,100% by 2033, with the US taking 64%. Powell's $2.4B backlog, with visibility into 2028, shows data-center operators locking in gear early to avoid grid delays. x.com x.comÂ
Uranium and nuclear stocks look to have bottomed as AI drives record demand for nuclear power and carbon goals. Google signed a major power deal with Constellation Energy, adding 890 MW of nuclear capacity in PJM, and France expects EU approval to subsidize six new reactors totaling about 10 GW. The IEA sees global electricity use rising about 5,400 TWh by 2030, and Goldman Sachs estimates a 2.3 billion-pound uranium deficit through 2045. Fall seasonality and a double bottom add support. x.com … Show more
