Generated June 2026 from current fund data.
Overview
AGG and VCIT are both monthly-paying bond ETFs targeting investment-grade fixed income, but they track fundamentally different universes. AGG tracks the broad Bloomberg U.S. Aggregate Bond Index—a mix of government, corporate, mortgage-backed, and agency securities—while VCIT focuses exclusively on intermediate-term investment-grade corporate bonds. That difference in scope drives their yield and duration profiles.
How they differ
AGG's broad-market mandate means roughly 40% of its holdings are government and agency debt, with the remainder split among corporates and mortgage-backed securities. VCIT, by contrast, holds only corporate bonds with intermediate maturity, making it a more concentrated play on corporate credit quality and duration. The yield spread reflects this: VCIT distributes 4.94% versus AGG's 4.00%, a 94-basis-point difference rooted in VCIT's tighter credit focus. AGG's expense ratio is marginally lower at 0.03% versus VCIT's 0.04%, though both are extremely cheap. AGG's $136B in AUM dwarfs VCIT's $66.2B, meaning AGG offers deeper liquidity and tighter bid-ask spreads in most market conditions.
Who each is best for
AGG: Fits investors seeking a core fixed-income anchor with minimal credit risk, since government and agency holdings cushion downturns; suits those building a total-bond-market sleeve without sector tilts.
VCIT: Designed for investors willing to accept corporate credit exposure in exchange for higher yield; works for allocations that already have government-bond exposure elsewhere and want to harvest the corporate-credit premium.
Key risks to know
- Credit spread widening. VCIT's all-corporate mandate means its NAV is more sensitive to moves in investment-grade credit spreads. In a recession or credit-stress event, corporates typically underperform governments—where AGG derives meaningful ballast.
- Duration and interest-rate sensitivity. VCIT's intermediate-term focus and higher beta (1.07 vs. AGG's 0.99) signal greater price sensitivity to rising or falling rates. A 1% rate move would likely hit VCIT harder than AGG.
- Mortgage-backed security volatility. AGG's ~20% allocation to mortgage-backed securities introduces extension and prepayment risk absent from VCIT; rising rates can lock investors into lower yields if homeowners stop refinancing, while falling rates can accelerate payoffs.
- Sector concentration. VCIT's single-sector focus means it carries no diversification benefit from swaps in the relative value between government bonds, corporates, and securitized credit.
Bottom line
AGG is a broad, low-volatility fixed-income foundation with government ballast and rock-bottom fees; VCIT trades yield visibility for credit risk and higher duration sensitivity. If you want core stability and minimal downside, AGG's diversification and government exposure stand out; if you're comfortable with corporate credit and already hold government bonds elsewhere, VCIT's 94-basis-point yield edge merits consideration. Past performance does not predict future results.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.