VIOV vs XOP: Holdings Overlap
VIOVVanguard S&P Small-cap 600 Value Index Fund
Vanguard · 460 holdings · $1.9B · as of 2026-05-31
XOPState Street® SPDR® S&P® Oil & Gas Exploration & Production ETF
State Street (SPDR) · 52 holdings · $3.6B · as of 2026-08-06
Holdings snapshots are 67 days apart (VIOV: 2026-05-31, XOP: 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 VIOV and XOP?
Vanguard S&P Small-cap 600 Value Index Fund (VIOV, by Vanguard) holds 460 positions; State Street® SPDR® S&P® Oil & Gas Exploration & Production ETF (XOP, by State Street (SPDR)) holds 52. They have 11 holdings in common, and by portfolio weight the two funds are 3.3% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 3.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 11VIOV holds 460 · XOP holds 52
- Weight in Shared Holdings
- VIOV 3%·XOP 19%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 VIOV
449 of 460 positions (96.3% of the fund) are not held by XOP. Showing the top 30 by weight.
Sector Breakdown
| Sector | VIOV | XOP |
|---|---|---|
| Energy | 7.3% | 99.5% |
| Financials | 21.0% | 0.0% |
| Consumer Discretionary | 14.9% | 0.0% |
| Information Technology | 13.3% | 0.0% |
| Industrials | 12.6% | 0.0% |
| Other Sectors | 30.4% | 0.0% |
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 |
|---|---|---|---|---|---|---|---|
| VIOV | +3.7% | +23.2% | +39.7% | +13.8% | +8.4% | +10.4% | 1.64% |
| XOP | +5.7% | +33.0% | +39.0% | +7.2% | +18.0% | +3.7% | 1.95% |
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 VIOV vs XOP →
Shared Holdings(11)
The top 10 shared positions account for 98% of the overlap, led by SM, MGY and CRC.
 SMSM Energy Co. COM | 0.81% | 2.20% | 0.81% |
|---|---|---|---|
 MGYMagnolia Oil & Gas Corporation CL A | 0.58% | 2.24% | 0.58% |
 CRCCalifornia Resources Corporation COM STOCK | 0.54% | 2.24% | 0.54% |
 CRGYCrescent Energy, Inc., Class A | 0.33% | 2.43% | 0.33% |
 NOGNorthern Oil And Gas, Inc. COM | 0.26% | 1.94% | 0.26% |
 TALOTalos Energy Inc COM | 0.22% | 1.49% | 0.22% |
 WKCWorld Kinect Corporation COM | 0.19% | 1.30% | 0.19% |
 PARRPar Pacific Holdings, Inc. COM NEW | 0.17% | 3.01% | 0.17% |
 CVICVR Energy Inc. COM | 0.06% | 0.91% | 0.06% |
 CRKComstock Resources, Inc. COM | 0.05% | 0.94% | 0.05% |
 REXRex American Resources Corp COM | 0.05% | 0.47% | 0.05% |
Frequently Asked Questions
How much do VIOV and XOP overlap?
VIOV and XOP overlap by 3.3% of portfolio weight. They share 11 holdings (VIOV holds 460 positions and XOP holds 52), based on each fund's latest SEC-reported holdings.
Is it redundant to own both VIOV and XOP?
The two portfolios are 3.3% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of VIOV and XOP?
The largest positions held by both funds are SM, MGY, CRC, CRGY and NOG. Together the top 10 shared positions account for 98% of the total overlap.
What does VIOV own that XOP doesn't?
449 positions (96.3% of VIOV) are unique to VIOV, led by ENPH, MOH and EMN. In the other direction, 41 positions (80.8% of XOP) are unique to XOP.