IGIB vs SPY: Holdings Overlap
IGIBiShares 5-10 Year Investment Grade Corporate Bond ETF
iShares · 2988 holdings · $18.6B · as of 2026-05-31
SPYState Street® SPDR® S&P 500® ETF Trust
State Street (SPDR) · 504 holdings · $812.0B · as of 2026-08-06
Holdings snapshots are 67 days apart (IGIB: 2026-05-31, SPY: 2026-08-06). Weights and index membership change between snapshots, so the true current overlap is typically higher than shown. For funds tracking the same index, the gap can be 5–15 points.
How similar are IGIB and SPY?
iShares 5-10 Year Investment Grade Corporate Bond ETF (IGIB, by iShares) holds 2988 positions; State Street® SPDR® S&P 500® ETF Trust (SPY, by State Street (SPDR)) holds 504. They have 0 holdings in common, and by portfolio weight the two funds are 0.0% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 0.0%Sum of the smaller weight of each shared holding
- Shared Holdings
- 0IGIB holds 2988 · SPY holds 504
- Weight in Shared Holdings
- IGIB 0%·SPY 0%Share of each fund's weight in stocks both funds own
Based on each fund's latest official holdings. How is this calculated?
What makes each fund different
Only in IGIB
2988 of 2988 positions (99.0% of the fund) are not held by SPY. Showing the top 30 by weight.
- Meta Platforms Inc0.23%
- Amazon.com Inc0.22%
- Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc0.20%
- Bank of America Corp0.19%
- Bank of America Corp0.19%
- Bank of America Corp0.19%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| IGIB | -0.2% | +0.0% | +2.9% | +6.2% | +1.0% | +2.9% | 4.90% |
| SPY | +3.4% | +14.0% | +23.7% | +21.2% | +13.3% | +15.3% | 0.97% |
Total returns including dividends, from adjusted daily closes as of 2026-08-07. 3Y/5Y/10Y are annualized. Yield is trailing-12-month distributions over the last close. Past performance does not predict future results.
Project the growth of $10,000 in IGIB vs SPY →
Shared Holdings(0)
These two funds have no holdings in common.
Frequently Asked Questions
How much do IGIB and SPY overlap?
IGIB and SPY overlap by 0.0% of portfolio weight. They share 0 holdings (IGIB holds 2988 positions and SPY holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both IGIB and SPY?
The two portfolios are 0.0% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What does IGIB own that SPY doesn't?
2988 positions (99.0% of IGIB) are unique to IGIB, led by Meta Platforms Inc, Amazon.com Inc and Anheuser-Busch Cos LLC / Anheuser-Busch InBev Worldwide Inc. In the other direction, 504 positions (99.9% of SPY) are unique to SPY.