Communication (XLC) vs Technology (XLK)
XLC (Communication Services Select Sector SPDR Fund) was created September 2018 GICS reclassification. Tracks communication services with top weights Meta ~24 percent, Alphabet (Class A + C combined) ~22 percent, Netflix ~5 percent, T-Mobile ~5 percent, Verizon ~5 percent, AT&T ~4 percent, Disney ~4 percent.
Also known as: Communication Services (XLC) (ETF_XLC, communication services) · Technology (XLK) (ETF_XLK, tech sector)
Why This Comparison Matters
XLC (Communication Services Select Sector SPDR Fund) was created September 2018 GICS reclassification. Tracks communication services with top weights Meta ~24 percent, Alphabet (Class A + C combined) ~22 percent, Netflix ~5 percent, T-Mobile ~5 percent, Verizon ~5 percent, AT&T ~4 percent, Disney ~4 percent. XLK (Technology Select Sector SPDR Fund) tracks tech with top weights AAPL ~17 percent, MSFT ~14 percent, NVDA ~10 percent, AVGO ~6 percent, ORCL ~4 percent. April 2026: XLK $155.03 (AI capex). Both sectors benefit from AI but through different channels. XLC: digital advertising recovery + AI inference for Meta/Google. XLK: AI infrastructure capex (NVDA, AVGO, MSFT, ORCL). The pair captures digital monetization vs AI infrastructure leadership.
The April 2026 Configuration
XLK $155.03 (April 21 2026, near 52-week high). XLC ~$110 (estimated). XLC/XLK ratio approximately 0.71.
XLC composition: Meta ~24% (digital advertising + Reality Labs); Alphabet (GOOGL + GOOG) ~22% (Search + YouTube + Cloud); Netflix ~5% (streaming); T-Mobile ~5% (wireless); Verizon ~5% (wireless); AT&T ~4% (wireless); Disney ~4% (entertainment + parks); Comcast ~3% (cable + NBCUniversal); Charter ~2% (cable); EA ~2% (gaming); Take-Two ~1% (gaming).
XLK composition: AAPL ~17%, MSFT ~14%, NVDA ~10%, AVGO ~6%, ORCL ~4%, plus other tech.
April 2026: both rallying. XLK leading on AI capex. XLC strong on Meta + Alphabet AI integration. XLC/XLK relatively stable.
XLC vs XLK Composition Differences
September 2018 GICS reclassification split former tech-dominant indices. Mega-cap internet platforms (Meta, Alphabet, Netflix) moved to XLC. Apple, Microsoft, Nvidia stayed in XLK.
XLC focus: digital advertising (Meta, Alphabet), streaming (Netflix, Disney), wireless telecom (T-Mobile, Verizon, AT&T), entertainment (Disney, Comcast), gaming (EA, Take-Two).
XLK focus: hardware (Apple), enterprise software (Microsoft, Oracle, Salesforce), AI semiconductors (NVDA, AMD, AVGO, MRVL), cloud infrastructure (Microsoft Azure).
The practical implication: XLC is more advertising/monetization-driven. XLK is more infrastructure/capex-driven. AI exposure: XLC Meta + Alphabet building AI inference; XLK NVDA + AVGO building AI training infrastructure.
The AI Era: Both Benefit But Differently
AI capex era benefits both XLC and XLK but through different channels.
XLC AI exposure. Meta: Llama models + ad targeting AI + Reality Labs. Capex $60-65B 2026. Stock +60% in 2024. Alphabet: Gemini AI + Search AI + Cloud + YouTube. Capex $75-80B 2026. Stock +25% in 2024.
XLK AI exposure. Apple: AI integration into devices (Apple Intelligence). Microsoft: Azure AI infrastructure + Copilot. Capex $80B+ FY26. NVDA: dominant AI training chips. AVGO: AI networking + custom chips. ORCL: OCI AI infrastructure.
The practical implication: XLC AI through software/inference. XLK AI through hardware/training. Different parts of AI value chain.
Conditional Forward Response (Tail Events)
How Technology (XLK) has historically behaved in the 5 sessions following a top-decile or bottom-decile daily move in Communication Services (XLC). Computed from 1,281 aligned daily observations ending .
Following these triggers, Technology (XLK) rises 0.17% on average over the next 5 sessions, versus an unconditional baseline of +0.38%. 128 qualifying events; Technology (XLK) closed positive in 60% of them.
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Frequently Asked Questions
What are XLC and XLK?+
XLC (Communication Services Select Sector SPDR Fund) created September 2018 GICS reclassification. Top weights Meta ~24% (digital advertising + Reality Labs), Alphabet ~22% (Search + YouTube + Cloud), Netflix ~5% (streaming), T-Mobile ~5%, Verizon ~5%, AT&T ~4%, Disney ~4%, Comcast ~3%, EA ~2%, Take-Two ~1%. XLK (Technology Select Sector SPDR Fund) tracks tech with top weights AAPL ~17%, MSFT ~14%, NVDA ~10%, AVGO ~6%, ORCL ~4%. April 2026: XLK $155.03 (near 52-week high); XLC ~$110; XLC/XLK ratio ~0.71. Both rallying on AI but different channels.
How do XLC and XLK composition differ?+
September 2018 GICS reclassification split former tech-dominant indices. Mega-cap internet platforms (Meta, Alphabet, Netflix) moved to XLC. Apple, Microsoft, Nvidia stayed in XLK. XLC focus: digital advertising (Meta, Alphabet), streaming (Netflix, Disney), wireless telecom (T-Mobile, Verizon, AT&T), entertainment (Disney, Comcast), gaming (EA, Take-Two). XLK focus: hardware (Apple), enterprise software (Microsoft, Oracle, Salesforce), AI semiconductors (NVDA, AMD, AVGO, MRVL), cloud infrastructure (Microsoft Azure). XLC more advertising/monetization-driven. XLK more infrastructure/capex-driven. AI exposure: XLC Meta + Alphabet building AI inference; XLK NVDA + AVGO building AI training infrastructure.
How does the AI era benefit both differently?+
AI capex era benefits both XLC and XLK but through different channels. XLC AI exposure: Meta Llama models + ad targeting AI + Reality Labs. Capex $60-65B 2026. Stock +60% in 2024. Alphabet Gemini AI + Search AI + Cloud + YouTube. Capex $75-80B 2026. Stock +25% in 2024. XLK AI exposure: Apple AI integration into devices (Apple Intelligence). Microsoft Azure AI infrastructure + Copilot. Capex $80B+ FY26. NVDA dominant AI training chips. AVGO AI networking + custom chips. ORCL OCI AI infrastructure. XLC AI through software/inference. XLK AI through hardware/training. Different parts of AI value chain.
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Data sourced from FRED, CoinGecko, CBOE, and other providers. This page is for informational purposes only and does not constitute financial advice. Past performance does not guarantee future results.