Energy (XLE) vs Industrials (XLI)
XLE (Energy Select Sector SPDR Fund) and XLI (Industrial Select Sector SPDR Fund) are both cyclical sectors but with different macro drivers. XLE leveraged to oil/commodity prices.
Also known as: Energy (XLE) (ETF_XLE, energy sector) · Industrials (XLI) (ETF_XLI, industrials)
Why This Comparison Matters
XLE (Energy Select Sector SPDR Fund) and XLI (Industrial Select Sector SPDR Fund) are both cyclical sectors but with different macro drivers. XLE leveraged to oil/commodity prices. XLI leveraged to capex cycle (defense, infrastructure, AI data center construction). April 2026: WTI $95.85 (Iran war); XLI ~$130 (defense + AI capex tailwind). Both rallying on different catalysts. XLE on inflation regime; XLI on capex cycle expansion. The pair captures commodity vs capex cyclicality.
The April 2026 Configuration
XLE near 52-week highs (estimated +20-25% YTD on Iran war). WTI $95.85 (April 2026). XLI ~$130 (defense + AI data center capex). XLE/XLI ratio approximately 0.65 (estimated, varies historically).
Both sectors rallying. XLE on Iran war oil shock. XLI on defense capex (NATO 2.5-3% GDP target) + AI data center construction (CAT, HON, JCI) + GE Aerospace recovery (+50% past 12 months).
The combined April 2026 reading: dual cyclical catalysts. Both sectors elevated.
Commodity vs Capex Cyclicality
XLE primarily commodity-driven. WTI/Brent direct sensitivity. Refining margins. Inflation regime hedge.
XLI primarily capex-driven. Business investment + defense + infrastructure. Aerospace recovery. AI data center construction.
Different drivers. XLE can rally without industrial capex. XLI can rally without commodity prices. April 2026: both active simultaneously.
How XLE and XLI Diverge
XLE > XLI: commodity-driven cycle. Inflation regime + supply shocks. 2007-2008, 2022 Russia, 2026 Iran war.
XLI > XLE: capex-driven cycle. Defense, infrastructure, AI capex. 2017-2018, 2024 ramp.
Both rally: dual catalysts (current 2026).
Both fall: recession.
Long-run correlation 0.50-0.70 (positive cyclical).
How the Pair Performs Through Cycles
2007-2008 commodity supercycle: XLE +60% (commodity); XLI +20%. XLE led.
2009-2014 disinflation: XLE -20%; XLI +200%. XLI led (capex recovery).
2014-2016 oil collapse: XLE -45%; XLI +30%. XLI outperformed.
2017-2018 capex bull: XLE -10%; XLI +30%. XLI led.
2020 COVID: XLE -60%; XLI -38%. Both fell.
2021-2022 inflation surge: XLE +200%; XLI +20%. XLE led dramatically.
2023-2024 capex recovery + AI: XLE +5%; XLI +20%. XLI led.
2026 Iran war + AI capex: XLE +25%; XLI +5%. XLE led.
Pattern: XLE/XLI swings through commodity vs capex cycle leadership.
How the Pair Performs in Stress
2008-09 GFC: XLE -50%; XLI -50%. Both fell. 2014-2016 oil collapse: XLE -45%; XLI +30%. Energy-specific. 2020 COVID: XLE -60%; XLI -38%. 2022 hiking + Russia: XLE +60%; XLI -20%. XLE benefited (oil shock). 2024-2026 dual catalysts: both rallying.
Volatility and Trading
XLE realized vol ~25-35%; XLI ~16-22%. XLE more volatile. 60-day correlation 0.50-0.70.
XLE exposure: XLE ETF. XLI exposure: XLI ETF. Direct: XOM/CVX vs CAT/GE.
2021-2022 long XLE / short XLI gained substantially. 2009-2014 long XLI / short XLE gained substantially.
Reading the Pair as a Trading Tool
XLE > XLI: commodity-driven cycle. Long XLE.
XLI > XLE: capex-driven cycle. Long XLI.
Both rally: dual catalysts (April 2026). Allocate to both.
Both fall: recession.
April 2026: both rallying.
How XLE-vs-XLI Compares
Vs XLE/XLF: cyclicals with different rate vs commodity drivers.
Vs XLE/XLK: cyclical vs growth tech.
Vs XLI/XLY: capex vs consumer cyclical.
April 2026: XLE/XLI ~0.65. Both elevated.
Forward View: Watch Iran and Defense
XLE near 52-week highs; XLI ~$130; XLE/XLI ~0.65. WTI $95.85. Defense capex tailwind. AI data center construction.
Forward: Iran ceasefire could compress XLE. Defense + AI capex sustain XLI. Watch for inflection.
Key watches: WTI; Iran developments; defense announcements; CAT/GE results.
The Capex Cycle vs Commodity Cycle
Different cycles. Commodity cycle 5-10 year supply/demand cycles in oil, metals, agriculture. Capex cycle 3-7 year business investment cycles.
XLE leverages to commodity cycle peak (current 2026 partial). XLI leverages to capex cycle expansion (current 2024-2026).
April 2026: both cycles active. XLE on commodity peak. XLI on capex expansion. Different drivers but both elevated.
Conditional Forward Response (Tail Events)
How Industrials (XLI) has historically behaved in the 5 sessions following a top-decile or bottom-decile daily move in Energy (XLE). Computed from 1,266 aligned daily observations ending .
Following these triggers, Industrials (XLI) falls 0.09% on average over the next 5 sessions, versus an unconditional baseline of +0.23%. 126 qualifying events; Industrials (XLI) closed positive in 50% of them.
Following these triggers, Industrials (XLI) rises 0.73% on average over the next 5 sessions, versus an unconditional baseline of +0.23%. 127 qualifying events; Industrials (XLI) closed positive in 67% of them.
Past behavior in the tails is descriptive, not predictive. Mean response is the simple arithmetic mean of compounded 5-day forward returns following each trigger event; baseline is the unconditional mean across the full sample window. Edge measures the gap between the two.
90-Day Statistics
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Frequently Asked Questions
What are XLE and XLI?+
XLE (Energy Select Sector SPDR Fund) tracks energy sector with top weights ExxonMobil ~22%, Chevron ~15%, ConocoPhillips ~7%. XLI (Industrial Select Sector SPDR Fund) tracks industrial sector with top weights GE Aerospace ~5%, Caterpillar ~5%, RTX ~4%, Boeing ~4%, Honeywell ~4%. April 2026: WTI $95.85 (Iran war); XLE near 52-week highs (estimated +20-25% YTD); XLI ~$130 (defense + AI data center capex). XLE/XLI ratio ~0.65. Both sectors rallying. XLE on Iran war oil shock. XLI on defense capex (NATO 2.5-3% GDP target) + AI data center construction (CAT, HON, JCI) + GE Aerospace recovery (+50% past 12 months).
How do commodity and capex cyclicality differ?+
XLE primarily commodity-driven. WTI/Brent direct sensitivity. Refining margins. Inflation regime hedge. XLI primarily capex-driven. Business investment + defense + infrastructure. Aerospace recovery. AI data center construction. Different drivers. XLE can rally without industrial capex. XLI can rally without commodity prices. April 2026: both active simultaneously.
How do XLE and XLI diverge?+
XLE > XLI: commodity-driven cycle. Inflation regime + supply shocks. 2007-2008, 2022 Russia, 2026 Iran war. XLI > XLE: capex-driven cycle. Defense, infrastructure, AI capex. 2017-2018, 2024 ramp. Both rally: dual catalysts (current 2026). Both fall: recession. Long-run correlation 0.50-0.70 (positive cyclical).
How does the pair perform through cycles?+
2007-2008 commodity supercycle: XLE +60%; XLI +20%. XLE led. 2009-2014 disinflation: XLE -20%; XLI +200%. XLI led (capex recovery). 2014-2016 oil collapse: XLE -45%; XLI +30%. XLI outperformed. 2017-2018 capex bull: XLE -10%; XLI +30%. XLI led. 2020 COVID: XLE -60%; XLI -38%. Both fell. 2021-2022 inflation surge: XLE +200%; XLI +20%. XLE led dramatically. 2023-2024 capex recovery + AI: XLE +5%; XLI +20%. XLI led. 2026 Iran war + AI capex: XLE +25%; XLI +5%. XLE led. Pattern: XLE/XLI swings through commodity vs capex cycle leadership.
How does the pair perform in stress?+
2008-09 GFC: XLE -50%; XLI -50%. Both fell. 2014-2016 oil collapse: XLE -45%; XLI +30%. Energy-specific. 2020 COVID: XLE -60%; XLI -38%. 2022 hiking + Russia: XLE +60%; XLI -20%. XLE benefited (oil shock). 2024-2026 dual catalysts: both rallying.
How is the pair traded?+
XLE realized vol ~25-35%; XLI ~16-22%. XLE more volatile. 60-day correlation 0.50-0.70. XLE exposure: XLE ETF. XLI exposure: XLI ETF. Direct: XOM/CVX (oil majors) vs CAT/GE (industrial). 2021-2022 long XLE / short XLI gained substantially. 2009-2014 long XLI / short XLE gained substantially.
How is the pair used for trading?+
XLE > XLI: commodity-driven cycle. Long XLE. XLI > XLE: capex-driven cycle. Long XLI. Both rally: dual catalysts (April 2026). Allocate to both. Both fall: recession. April 2026: both rallying. Watch WTI, Iran developments, defense announcements, CAT/GE results.
How do capex and commodity cycles differ?+
Different cycles. Commodity cycle 5-10 year supply/demand cycles in oil, metals, agriculture. Capex cycle 3-7 year business investment cycles. XLE leverages to commodity cycle peak (current 2026 partial). XLI leverages to capex cycle expansion (current 2024-2026). April 2026: both cycles active. XLE on commodity peak. XLI on capex expansion. Different drivers but both elevated.
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