Key Differences
| Feature | SMH | AGG |
|---|---|---|
| Expense Ratio | 0.35% | 0.03% |
| Dividend Yield | 0.3% | 3.9% |
| Holdings | 25 | 11,500+ |
| Index Tracked | MVIS US Listed Semiconductor 25 Index | Bloomberg US Aggregate Bond Index |
| Inception Date | 2011-12-20 | 2003-09-22 |
SMH vs AGG: Which Is Better?
SMH and AGG are both widely used by ETF investors, but they serve different portfolio roles depending on diversification goals, sector exposure, and long-term strategy.
SMH is designed for investors seeking semiconductor industry exposure and tracks MVIS US Listed Semiconductor 25 Index. It is commonly used in portfolios focused on technology allocations.
AGG is designed for investors seeking total US investment-grade bond market exposure and tracks Bloomberg US Aggregate Bond Index. It is commonly used in portfolios focused on intermediate core bond allocations.
Portfolio Overlap
Understanding how much SMH and AGG overlap in their underlying holdings is key to evaluating whether combining them adds diversification or creates redundancy in your portfolio.
Explore More Tools
Overlap Calculator
See exactly which holdings SMH and AGG share and the weighted overlap percentage.
Analyze overlapResearch SMH & AGG
Research ETF returns, holdings, sector and country exposure, and the latest ETF-related news.
Portfolio Builder
Generate a diversified ETF portfolio based on your goals, risk tolerance, and investment timeline.
See how it worksRelated ETF Comparisons
Analyze Your ETF Portfolio
Compare holdings, detect overlap, and optimize diversification — completely free.
Launch Overlap Analyzer