Key Insight

The energy sector is splitting into two distinct stories — a massive re-rating of traditional utility business models versus actual energy production fundamentals that remain only modestly above trend — and the divergence is historically extreme.

Generated by Claude on Apr 15, 2026

Electricity scarcity returning as an economic constraint

Tracking demand growth, grid tightness, energy prices, and the supply response across solar, clean energy, and nuclear.

Updated yesterday.

Exclude COVID

Demand

Electricity & Gas Utility Output

Industrial production index for electric and gas utilities — tracks total generation volume.

▲ +0.9% YoY

114.9Index

Trend YoY growth is +0.9%, accelerating by 0 bps/year over the last 26Y. Latest: +9.3%, 8.3 pp above trend, a 2.5σ deviation. At current levels, YoY would fall to -5.3% by Dec '26 as comparisons tighten.

Level

YoY %

y = 0.8% + 0 bps/yr · t

Deviation from trend

Industrial Production Index

Broad industrial output drives electricity demand from factories, semiconductor plants, and reshoring.

▲ +0.5% YoY

104.0Index

Trend YoY growth is +0.5%, slowing by 0 bps/year over the last 26Y. Deviations have remained above trend for 16 consecutive periods. Latest: +2.3%, 1.8 pp above trend, a 0.71σ deviation. The latest YoY reading is depressed by 1.4 pp due to an tough comparison base from Sep '25.

Level

YoY %

y = 0.5% − 0 bps/yr · t

Deviation from trend

Utilities ETF (XLU)

Market's real-time pricing of the utility sector — rises when investors expect higher electricity demand and earnings.

▲ +12.6% YoY

$41.9

Trend YoY growth is +12.6%, accelerating by 53 bps/year over the last 9Y. Deviations have remained below trend for 62 consecutive periods. Latest: -4.9%, 17.5 pp below trend, a 2.2σ deviation. The latest YoY reading is depressed by 3.4 pp due to an tough comparison base from Oct '25.

Level

YoY %

y = 7.9% + 53 bps/yr · t

Deviation from trend

Tightness

Vistra Corp

Independent power producer with gas and nuclear fleet — outperforms when grid scarcity drives power prices higher.

▲ +98.6% YoY

$150.3

Trend YoY growth is +98.6%, accelerating by 11.6 pp/year over the last 9Y. Deviations have remained below trend for 284 consecutive periods. Latest: -18.9%, 117.6 pp below trend, a 9.2σ deviation. The latest YoY reading is boosted by 37.2 pp due to an easy comparison base from Oct '25.

Level

YoY %

y = −5.9% + 11.6 pp/yr · t

Deviation from trend

Constellation Energy

Largest U.S. nuclear fleet operator — data center power deals signal tightness in clean baseload supply.

▲ +23.5% YoY

$258.8

Trend YoY growth is +23.5%, slowing by 17.7 pp/year over the last 4Y. Deviations have remained below trend for 121 consecutive periods. Latest: -27.4%, 51.0 pp below trend, a 4.7σ deviation. The latest YoY reading is boosted by 5.2 pp due to an easy comparison base from Oct '25.

Level

YoY %

y = 90.2% − 17.7 pp/yr · t

Deviation from trend

NextEra Energy

Largest U.S. utility by market cap — tracks clean energy capacity buildout against rising load.

▲ +4.3% YoY

$78.9

Trend YoY growth is +4.3%, slowing by 2.5 pp/year over the last 9Y. Deviations have remained below trend for 22 consecutive periods. Latest: -3.4%, 7.7 pp below trend, a 0.61σ deviation. The latest YoY reading is boosted by 2.8 pp due to an easy comparison base from Oct '25.

Level

YoY %

y = 26.8% − 2.5 pp/yr · t

Deviation from trend

Price

U.S. Average Retail Electricity Price

Best household and business pain metric — average cents per kilowatt-hour across all sectors.

▲ +3.7% YoY

0.20¢/kWh

Trend YoY growth is +3.7%, accelerating by 4 bps/year over the last 26Y. Latest: +3.2%, 54 bps below trend, a 0.14σ deviation. The latest YoY reading is depressed by 2.0 pp due to an tough comparison base from Sep '25. At current levels, YoY would rise to +3.7% by Dec '26 as comparisons ease.

Level

YoY %

y = 2.7% + 4 bps/yr · t

Deviation from trend

Henry Hub Natural Gas Spot Price

Natural gas often sets marginal power prices in the U.S. — the key input cost for electricity generation.

▲ 1.2x YoY

$3.2

Trend YoY growth is 1.2x, accelerating by 65 bps/year over the last 26Y. Deviations have remained below trend for 101 consecutive periods. Latest: 1.2x, 94 bps below trend, a 0.07σ deviation. The latest YoY reading is depressed by 3.7 pp due to an tough comparison base from Oct '25.

Level

YoY %

y = −0.5% + 65 bps/yr · t

Deviation from trend

WTI Crude Oil

Oil prices propagate through energy costs, transportation, and inflation — an upstream driver of electricity costs.

▲ 1.1x YoY

$101.9

Trend YoY growth is 1.1x, slowing by 22 bps/year over the last 26Y. Deviations have remained above trend for 67 consecutive periods. Latest: 1.7x, 65.3 pp above trend, a 3.4σ deviation. The latest YoY reading is boosted by 23.9 pp due to an easy comparison base from Oct '25.

Level

YoY %

y = 13.0% − 22 bps/yr · t

Deviation from trend

Supply Response

Invesco Solar ETF (TAN)

Tracks solar energy companies — the fastest-growing source of new U.S. electricity capacity.

▲ +0.6% YoY

$41.8

Trend YoY growth is +0.6%, slowing by 5.3 pp/year over the last 9Y. Latest: -10.8%, 11.4 pp below trend, a 0.40σ deviation. The latest YoY reading is depressed by 22.7 pp due to an tough comparison base from Oct '25.

Level

YoY %

y = 48.5% − 5.3 pp/yr · t

Deviation from trend

iShares Global Clean Energy (ICLN)

Broad clean energy basket spanning solar, wind, and batteries — the market's read on supply buildout.

▲ +7.7% YoY

$16.3

Trend YoY growth is +7.7%, slowing by 1.9 pp/year over the last 9Y. Latest: +1.0%, 6.7 pp below trend, a 0.34σ deviation. The latest YoY reading is depressed by 17.3 pp due to an tough comparison base from Oct '25.

Level

YoY %

y = 24.8% − 1.9 pp/yr · t

Deviation from trend

Cameco (Uranium)

World's largest public uranium producer — rising price signals nuclear renaissance as baseload supply response.

▲ +72.3% YoY

$80.5

Trend YoY growth is +72.3%, accelerating by 7.7 pp/year over the last 9Y. Deviations have remained below trend for 95 consecutive periods. Latest: -2.5%, 74.8 pp below trend, a 2.1σ deviation. The latest YoY reading is boosted by 15.9 pp due to an easy comparison base from Oct '25.

Level

YoY %

y = 2.4% + 7.7 pp/yr · t

Deviation from trend