ITA vs VTI: Holdings Overlap
ITAiShares U.S. Aerospace & Defense ETF
iShares · 44 holdings · $14.8B · as of 2026-03-31
VTIVanguard Total Stock Market Index Fund
Vanguard · 3505 holdings · $696.4B · as of 2026-03-31
How similar are ITA and VTI?
iShares U.S. Aerospace & Defense ETF (ITA, by iShares) holds 44 positions; Vanguard Total Stock Market Index Fund (VTI, by Vanguard) holds 3505. They have 44 holdings in common, and by portfolio weight the two funds are 2.5% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 2.5%Sum of the smaller weight of each shared holding
- Shared Holdings
- 44ITA holds 44 · VTI holds 3505
- Weight in Shared Holdings
- ITA 100%·VTI 3%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 ITA
Every position in ITA is also held by VTI, so it brings nothing the other fund doesn’t already own.
Sector Breakdown
| Sector | ITA | VTI |
|---|---|---|
| Industrials | 99.8% | 10.4% |
| Information Technology | 0.0% | 30.5% |
| Financials | 0.0% | 12.7% |
| Health Care | 0.0% | 10.0% |
| Consumer Discretionary | 0.1% | 9.8% |
| Other Sectors | 0.0% | 26.0% |
Share of each fund's portfolio weight by GICS-style sector, compiled from issuer fund data and our own classification of the holdings, not the issuers' published sector charts.
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| ITA | +2.3% | +16.9% | +28.0% | +29.8% | +19.2% | +15.5% | 0.42% |
| VTI | +3.3% | +14.6% | +24.2% | +20.9% | +12.3% | +14.9% | 1.02% |
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 ITA vs VTI →
Shared Holdings(44)
The top 10 shared positions account for 81% of the overlap, led by GE, RTX and BA.
 GEGeneral Electric Co. | 19.03% | 0.45% | 0.45% |
|---|---|---|---|
 RTXRTX Corp. COM | 16.55% | 0.41% | 0.41% |
 BABoeing Co. (The) | 8.91% | 0.25% | 0.25% |
 LMTLockheed Martin Corporation COM | 4.58% | 0.22% | 0.22% |
 NOCNorthrop Grumman Corporation COM | 4.58% | 0.15% | 0.15% |
 HWMHowmet Aerospace Inc COM | 4.50% | 0.15% | 0.15% |
 GDGeneral Dynamics Corporation COM | 4.77% | 0.13% | 0.13% |
 TDGTransdigm Group Inc. COM | 4.53% | 0.10% | 0.10% |
 LHXL3 Harris Technologies Inc COM | 4.66% | 0.10% | 0.10% |
 RKLBRocket Lab Corp. COM | 2.55% | 0.06% | 0.06% |
 AXONAxon Enterprise Inc COM | 2.83% | 0.05% | 0.05% |
 FTAIFTAI Aviation Ltd COM USD0.01 | 2.12% | 0.04% | 0.04% |
 CWCurtiss-Wright Corporation | 2.12% | 0.04% | 0.04% |
 WWDWoodward Inc. COM | 1.80% | 0.03% | 0.03% |
 HEI-AHEICO Corp., Class A | 1.38% | 0.03% | 0.03% |
 ATIATI Inc COM | 1.67% | 0.03% | 0.03% |
 CRSCarpenter Technology Corporation COM | 1.66% | 0.03% | 0.03% |
 BWXTBWX Technologies Inc. COM | 1.58% | 0.03% | 0.03% |
 TXTTextron Inc. COM | 1.29% | 0.02% | 0.02% |
 HIIHuntington Ingalls Industries, Inc. COM | 1.26% | 0.02% | 0.02% |
 KTOSKratos Defense & Security Solutions, Inc. COM NEW | 1.10% | 0.02% | 0.02% |
 KRMNKarman Holdings Inc. COMMON STOCK | 0.52% | 0.01% | 0.01% |
 MOG-AMoog, Inc., Class A | 0.70% | 0.01% | 0.01% |
 AVAVAeroVironment, Inc. COM | 0.49% | 0.01% | 0.01% |
 HEIHeico Corp COM | 0.93% | 0.01% | 0.01% |
Frequently Asked Questions
How much do ITA and VTI overlap?
ITA and VTI overlap by 2.5% of portfolio weight. They share 44 holdings (ITA holds 44 positions and VTI holds 3505), based on each fund's latest SEC-reported holdings.
Is it redundant to own both ITA and VTI?
The two portfolios are 2.5% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of ITA and VTI?
The largest positions held by both funds are GE, RTX, BA, LMT and NOC. Together the top 10 shared positions account for 81% of the total overlap.
What does ITA own that VTI doesn't?
Nothing. Every position in ITA is also held by VTI. In the other direction, 3461 positions (97.1% of VTI) are unique to VTI.