VIOG vs VXF: Holdings Overlap
VIOGVanguard S&P Small-cap 600 Growth Index Fund
Vanguard · 342 holdings · $1.1B · as of 2026-05-31
VXFVanguard Extended Market Index Fund
Vanguard · 3359 holdings · $32.2B · as of 2026-03-31
Holdings snapshots are 61 days apart (VIOG: 2026-05-31, VXF: 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 VIOG and VXF?
Vanguard S&P Small-cap 600 Growth Index Fund (VIOG, by Vanguard) holds 342 positions; Vanguard Extended Market Index Fund (VXF, by Vanguard) holds 3359. They have 342 holdings in common, and by portfolio weight the two funds are 13.3% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 13.3%Sum of the smaller weight of each shared holding
- Shared Holdings
- 342VIOG holds 342 · VXF holds 3359
- Weight in Shared Holdings
- VIOG 100%·VXF 13%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 VIOG
Every position in VIOG is also held by VXF, so it brings nothing the other fund doesn’t already own.
Only in VXF
3017 of 3359 positions (86.4% of the fund) are not held by VIOG. Showing the top 30 by weight.
Sector Breakdown
| Sector | VIOG | VXF |
|---|---|---|
| Industrials | 21.8% | 19.5% |
| Information Technology | 18.4% | 16.3% |
| Financials | 14.2% | 15.0% |
| Health Care | 14.7% | 13.3% |
| Consumer Discretionary | 10.8% | 9.8% |
| Other Sectors | 19.9% | 23.6% |
| Unclassified | 0.0% | 2.4% |
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. “Unclassified” is weight we could not classify (0% of VIOG, 2% of VXF).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| VIOG | +1.1% | +25.9% | +33.8% | +15.2% | +6.8% | +11.2% | 0.75% |
| VXF | +2.4% | +18.9% | +26.9% | +18.6% | +6.9% | +12.0% | 0.99% |
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 VIOG vs VXF →
Shared Holdings(342)
The top 10 shared positions account for 8% of the overlap, led by ESI, PRIM and VIAV.
 ESIElement Solutions Inc COM | 0.57% | 0.11% | 0.11% |
|---|---|---|---|
 PRIMPrimoris Services Corp. COM | 0.80% | 0.11% | 0.11% |
 VIAVViavi Solutions Inc COM | 1.33% | 0.11% | 0.11% |
 AGXArgan Inc COM | 1.10% | 0.10% | 0.10% |
 FORMFormfactor Inc COM | 1.14% | 0.10% | 0.10% |
 ESEESCO Technologies Inc. COM | 0.89% | 0.10% | 0.10% |
 SMTCSemtech Corporation COM | 1.17% | 0.10% | 0.10% |
 AWIArmstrong World Industries, Inc. COM | 0.81% | 0.10% | 0.10% |
 SANMSanmina Corporation | 1.68% | 0.10% | 0.10% |
 KRYSKrystal Biotech Inc COM | 0.94% | 0.09% | 0.09% |
 ZWSZurn Elkay Water Solutions Corporation COM | 0.83% | 0.09% | 0.09% |
 JBTMJBT Marel Corp. COM | 0.83% | 0.09% | 0.09% |
 FSSFederal Signal Corp. COM | 0.77% | 0.09% | 0.09% |
 LUMNLumen Technologies Inc COM | 0.55% | 0.09% | 0.09% |
 QRVOQorvo Inc COM | 0.65% | 0.09% | 0.09% |
 TRNOTerreno Realty Corporation COM | 0.57% | 0.09% | 0.09% |
 EPRTEssential Properties Realty Trust Inc. COM | 0.51% | 0.09% | 0.09% |
 EATBrinker International, Inc. COM | 0.73% | 0.09% | 0.09% |
 VSATViaSat, Inc. COM | 1.30% | 0.09% | 0.09% |
 PTGXProtagonist Therapeutics Inc COM | 0.69% | 0.08% | 0.08% |
 GKOSGlaukos Corp. COM | 0.48% | 0.08% | 0.08% |
 NENoble Corporation PLC ORD SHS A | 0.37% | 0.08% | 0.08% |
 MKTXMarketAxess Holdings Inc. COM | 0.31% | 0.08% | 0.08% |
 AROCArchrock Inc COM | 0.70% | 0.08% | 0.08% |
 ECGEverus Construction Group Inc. COM | 0.90% | 0.08% | 0.08% |
Showing the top 250 of 342 shared holdings by overlap weight.
Frequently Asked Questions
How much do VIOG and VXF overlap?
VIOG and VXF overlap by 13.3% of portfolio weight. They share 342 holdings (VIOG holds 342 positions and VXF holds 3359), based on each fund's latest SEC-reported holdings.
Is it redundant to own both VIOG and VXF?
The two portfolios are 13.3% identical by weight. Owning both is not redundant. Most of each portfolio is distinct, so the funds can serve different roles.
What are the biggest shared holdings of VIOG and VXF?
The largest positions held by both funds are ESI, PRIM, VIAV, AGX and FORM. Together the top 10 shared positions account for 8% of the total overlap.
What does VIOG own that VXF doesn't?
Nothing. Every position in VIOG is also held by VXF. In the other direction, 3017 positions (86.4% of VXF) are unique to VXF.