GRID vs VIOG: Holdings Overlap
GRIDFirst Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund
First Trust · 120 holdings · $12.2B · as of 2026-03-31
VIOGVanguard S&P Small-cap 600 Growth Index Fund
Vanguard · 342 holdings · $1.1B · as of 2026-05-31
Holdings snapshots are 61 days apart (GRID: 2026-03-31, VIOG: 2026-05-31). 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 GRID and VIOG?
First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund (GRID, by First Trust) holds 120 positions; Vanguard S&P Small-cap 600 Growth Index Fund (VIOG, by Vanguard) holds 342. They have 8 holdings in common, and by portfolio weight the two funds are 1.2% identical. In practical terms the pair is essentially distinct, holding almost none of the same securities.
- Overlap by Weight
- 1.2%Sum of the smaller weight of each shared holding
- Shared Holdings
- 8GRID holds 120 · VIOG holds 342
- Weight in Shared Holdings
- GRID 1%·VIOG 4%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 GRID
112 of 120 positions (98.6% of the fund) are not held by VIOG. Showing the top 30 by weight.
Sector Breakdown
| Sector | GRID | VIOG |
|---|---|---|
| Industrials | 53.2% | 21.8% |
| Utilities | 20.3% | 1.9% |
| Information Technology | 10.7% | 18.4% |
| Health Care | 0.0% | 14.7% |
| Financials | 0.0% | 14.2% |
| Other Sectors | 4.3% | 28.8% |
| Unclassified | 11.2% | 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. “Unclassified” is weight we could not classify (11% of GRID, 0% of VIOG).
Performance
| Fund | 1M | YTD | 1Y | 3Y (ann.) | 5Y (ann.) | 10Y (ann.) | Yield |
|---|---|---|---|---|---|---|---|
| GRID | +2.2% | +22.4% | +31.6% | +23.6% | +15.0% | +18.9% | 0.77% |
| VIOG | +1.1% | +25.9% | +33.8% | +15.2% | +6.8% | +11.2% | 0.75% |
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 GRID vs VIOG →
Shared Holdings(8)
The top 8 shared positions account for 100% of the overlap, led by MYRG, SEDG and ITRI.
 MYRGMYR Grp Inc COM | 0.46% | 0.85% | 0.46% |
|---|---|---|---|
 SEDGSolaredge Technologies Inc COM | 0.32% | 0.32% | 0.32% |
 ITRIItron, Inc. COM | 0.39% | 0.29% | 0.29% |
 PRIMPrimoris Services Corp. COM | 0.03% | 0.80% | 0.03% |
 ESEESCO Technologies Inc. COM | 0.03% | 0.89% | 0.03% |
 ACAArcosa Inc COM | 0.02% | 0.47% | 0.02% |
 AZZAZZ Inc COM | 0.01% | 0.48% | 0.01% |
 DGIIDigi International Inc. COM | 0.01% | 0.30% | 0.01% |
Frequently Asked Questions
How much do GRID and VIOG overlap?
GRID and VIOG overlap by 1.2% of portfolio weight. They share 8 holdings (GRID holds 120 positions and VIOG holds 342), based on each fund's latest SEC-reported holdings.
Is it redundant to own both GRID and VIOG?
The two portfolios are 1.2% identical by weight. Owning both is genuine diversification: the funds hold almost none of the same securities.
What are the biggest shared holdings of GRID and VIOG?
The largest positions held by both funds are MYRG, SEDG, ITRI, PRIM and ESE. Together the top 8 shared positions account for 100% of the total overlap.
What does GRID own that VIOG doesn't?
112 positions (98.6% of GRID) are unique to GRID, led by ETN, JCI and NG-. In the other direction, 334 positions (95.3% of VIOG) are unique to VIOG.