VIOG vs SLYG: Holdings Overlap
VIOGVanguard S&P Small-cap 600 Growth Index Fund
Vanguard · 342 holdings · $1.1B · as of 2026-05-31
SLYGState Street® SPDR® S&P 600™ Small Cap Growth ETF
State Street (SPDR) · 349 holdings · $5.3B · as of 2026-08-06
Holdings snapshots are 67 days apart (VIOG: 2026-05-31, SLYG: 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 VIOG and SLYG?
Vanguard S&P Small-cap 600 Growth Index Fund (VIOG, by Vanguard) holds 342 positions; State Street® SPDR® S&P 600™ Small Cap Growth ETF (SLYG, by State Street (SPDR)) holds 349. They have 326 holdings in common, and by portfolio weight the two funds are 86.7% identical. In practical terms the pair is essentially interchangeable, so holding both adds little diversification.
- Overlap by Weight
- 86.7%Sum of the smaller weight of each shared holding
- Shared Holdings
- 326VIOG holds 342 · SLYG holds 349
- Weight in Shared Holdings
- VIOG 92%·SLYG 94%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
16 of 342 positions (7.6% of the fund) are not held by SLYG.
Only in SLYG
23 of 349 positions (6.0% of the fund) are not held by VIOG.
Sector Breakdown
| Sector | VIOG | SLYG |
|---|---|---|
| Industrials | 21.8% | 21.9% |
| Information Technology | 18.4% | 13.8% |
| Financials | 14.2% | 15.7% |
| Health Care | 14.7% | 15.0% |
| Consumer Discretionary | 10.8% | 12.0% |
| Other Sectors | 19.9% | 20.6% |
| Unclassified | 0.0% | 0.9% |
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, 1% of SLYG).
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% |
| SLYG | +1.2% | +25.9% | +33.5% | +15.2% | +6.7% | +11.2% | 0.64% |
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 SLYG →
Shared Holdings(326)
The top 10 shared positions account for 10% of the overlap, led by VSAT, FORM and AGX.
 VSATViaSat, Inc. COM | 1.30% | 1.24% | 1.24% |
|---|---|---|---|
 FORMFormfactor Inc COM | 1.14% | 1.00% | 1.00% |
 AGXArgan Inc COM | 1.10% | 0.92% | 0.92% |
 ESEESCO Technologies Inc. COM | 0.89% | 0.95% | 0.89% |
 RHPRyman Hospitality Properties Inc COM | 0.86% | 0.88% | 0.86% |
 ZWSZurn Elkay Water Solutions Corporation COM | 0.83% | 0.86% | 0.83% |
 ALKSAlkermes PLC COM USD0.01 | 0.82% | 0.90% | 0.82% |
 AWIArmstrong World Industries, Inc. COM | 0.81% | 0.88% | 0.81% |
 ECGEverus Construction Group Inc. COM | 0.90% | 0.80% | 0.80% |
 ETSYEtsy Inc COM | 0.79% | 0.87% | 0.79% |
 SNEXStoneX Group Inc COM | 0.94% | 0.79% | 0.79% |
 MSGSMadison Square Garden Sports Corp. CL A | 0.80% | 0.79% | 0.79% |
 CORTCorcept Therapeutics Inc. COM | 0.77% | 1.15% | 0.77% |
 FSSFederal Signal Corp. COM | 0.77% | 0.87% | 0.77% |
 NPOEnpro Inc COM | 0.77% | 0.79% | 0.77% |
 EATBrinker International, Inc. COM | 0.73% | 1.09% | 0.73% |
 JBTMJBT Marel Corp. COM | 0.83% | 0.71% | 0.71% |
 PTGXProtagonist Therapeutics Inc COM | 0.69% | 0.99% | 0.69% |
 LYFTLyft, Inc., Class A | 0.67% | 0.69% | 0.67% |
 POWLPowell Industries Inc. COM | 0.96% | 0.66% | 0.66% |
 PTCTPTC Therapeutics, Inc. COM | 0.70% | 0.66% | 0.66% |
 AROCArchrock Inc COM | 0.70% | 0.65% | 0.65% |
 MRCYMercury Systems Inc COM | 0.70% | 0.64% | 0.64% |
 VSECVSE Corp. COM | 0.63% | 0.70% | 0.63% |
 KGSKodiak Gas Services Inc. COM | 0.74% | 0.62% | 0.62% |
Showing the top 250 of 326 shared holdings by overlap weight.
Frequently Asked Questions
How much do VIOG and SLYG overlap?
VIOG and SLYG overlap by 86.7% of portfolio weight. They share 326 holdings (VIOG holds 342 positions and SLYG holds 349), based on each fund's latest SEC-reported holdings.
Is it redundant to own both VIOG and SLYG?
The two portfolios are 86.7% identical by weight. Owning both is largely redundant: they are close to the same portfolio, so a second position mostly duplicates the first.
What are the biggest shared holdings of VIOG and SLYG?
The largest positions held by both funds are VSAT, FORM, AGX, ESE and RHP. Together the top 10 shared positions account for 10% of the total overlap.
What does VIOG own that SLYG doesn't?
16 positions (7.6% of VIOG) are unique to VIOG, led by SANM, VIAV and SMTC. In the other direction, 23 positions (6.0% of SLYG) are unique to SLYG.