ISTB vs VTIP: Holdings Overlap
ISTBiShares Core 1-5 Year USD Bond ETF
iShares · 7059 holdings · $5.1B · as of 2026-04-30
VTIPVanguard Short-term Inflation-protected Securities Index Fund
Vanguard · 25 holdings · $19.9B · as of 2026-03-31
Holdings snapshots are 30 days apart (ISTB: 2026-04-30, VTIP: 2026-03-31). 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 ISTB and VTIP?
iShares Core 1-5 Year USD Bond ETF (ISTB, by iShares) holds 7059 positions; Vanguard Short-term Inflation-protected Securities Index Fund (VTIP, by Vanguard) holds 25. 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
- 0ISTB holds 7059 · VTIP holds 25
- Weight in Shared Holdings
- ISTB 0%·VTIP 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 ISTB
7059 of 7059 positions (98.6% of the fund) are not held by VTIP. Showing the top 30 by weight.
- U.S. Treasury Notes0.99%
- U.S. Treasury Notes0.98%
- U.S. Treasury Notes0.96%
- U.S. Treasury Notes0.91%
- U.S. Treasury Notes0.89%
- U.S. Treasury Notes0.86%
Only in VTIP
25 of 25 positions (99.6% of the fund) are not held by ISTB.
- U.S. Treasury Inflation Linked Notes5.49%
- U.S. Treasury Inflation Linked Notes5.46%
- U.S. Treasury Inflation Linked Notes5.29%
- U.S. Treasury Inflation Linked Notes5.11%
- U.S. Treasury Inflation Linked Notes5.09%
- U.S. Treasury Inflation Linked Notes4.91%
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| ISTB | +0.3% | +1.0% | +3.0% | +5.0% | +1.9% | +2.3% | 4.27% |
| VTIP | +0.1% | +1.9% | +3.0% | +5.0% | +3.1% | +3.1% | 4.15% |
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 ISTB vs VTIP →
Shared Holdings(0)
These two funds have no holdings in common.
Frequently Asked Questions
How much do ISTB and VTIP overlap?
ISTB and VTIP overlap by 0.0% of portfolio weight. They share 0 holdings (ISTB holds 7059 positions and VTIP holds 25), based on each fund's latest SEC-reported holdings.
Is it redundant to own both ISTB and VTIP?
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 ISTB own that VTIP doesn't?
7059 positions (98.6% of ISTB) are unique to ISTB, led by U.S. Treasury Notes, U.S. Treasury Notes and U.S. Treasury Notes. In the other direction, 25 positions (99.6% of VTIP) are unique to VTIP.