Sector Analysis
Difficulty intermediate
Overview
Sector analysis identifies which industries are positioned to outperform based on economic conditions, trends, and relative valuation.
Sector Classification
GICS Sectors
| Sector |
Industries |
Economic Sensitivity |
| Technology |
Software, hardware, semiconductors |
High |
| Healthcare |
Pharma, biotech, equipment |
Low |
| Financials |
Banks, insurance, capital markets |
High |
| Consumer Discretionary |
Retail, auto, leisure |
High |
| Consumer Staples |
Food, beverage, household |
Low |
| Energy |
Oil, gas, renewables |
High |
| Industrials |
Aerospace, construction, machinery |
High |
| Materials |
Chemicals, metals, mining |
High |
| Real Estate |
REITs, development |
Medium |
| Utilities |
Electric, water, gas |
Low |
| Communication Services |
Media, telecom, internet |
Medium |
Sector Rotation
Economic Cycle Positioning
Early Recovery: Financials, Consumer Discretionary, Real Estate
Late Expansion: Energy, Materials, Industrials
Early Recession: Healthcare, Consumer Staples, Utilities
Late Recession: Technology, Financials
Sector Valuation
| Metric |
Use |
Good vs. |
| P/E |
Profitable sectors |
Historical average |
| P/B |
Financial sectors |
Historical average |
| EV/EBITDA |
All sectors |
Historical average |
| P/S |
Growth sectors |
Historical average |
| Dividend Yield |
Income sectors |
Bond yields |
Inter-Sector Relationships
| Relationship |
Description |
| Tech ↔ Semis |
Semis are leading indicator for tech |
| Energy ↔ Materials |
Commodity-linked sectors move together |
| Financials ↔ Real Estate |
Interest rate sensitive |
| Staples ↔ Healthcare |
Defensive pairing |
| Consumer Disc ↔ Industrials |
Economic growth sensitive |
Practical Guidelines
- Follow the Cycle — Economic phase drives sector performance
- Relative Strength — Buy leaders, avoid laggards
- Valuation Matters — Don't overpay for sector exposure
- Diversify — Don't concentrate in one sector
- Catalysts — Earnings, policy changes, innovation drive sectors
- ETFs for Access — Sector ETFs provide easy exposure
- Monitor Trends — Secular trends (AI, green energy) create opportunities
Next Steps