GRID vs SPY: Holdings Overlap
GRIDFirst Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund
First Trust · 120 holdings · $12.2B · as of 2026-03-31
SPYState Street® SPDR® S&P 500® ETF Trust
State Street (SPDR) · 504 holdings · $812.0B · as of 2026-08-06
Holdings snapshots are 128 days apart (GRID: 2026-03-31, SPY: 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 GRID and SPY?
First Trust NASDAQ Clean Edge Smart Grid Infrastructure Index Fund (GRID, by First Trust) holds 120 positions; State Street® SPDR® S&P 500® ETF Trust (SPY, by State Street (SPDR)) holds 504. They have 19 holdings in common, and by portfolio weight the two funds are 7.1% identical. In practical terms the pair is lightly overlapping, with most of each portfolio distinct.
- Overlap by Weight
- 7.1%Sum of the smaller weight of each shared holding
- Shared Holdings
- 19GRID holds 120 · SPY holds 504
- Weight in Shared Holdings
- GRID 36%·SPY 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 GRID
101 of 120 positions (63.6% of the fund) are not held by SPY. Showing the top 30 by weight.
Sector Breakdown
| Sector | GRID | SPY |
|---|---|---|
| Industrials | 53.2% | 8.8% |
| Information Technology | 10.7% | 37.6% |
| Utilities | 20.3% | 2.0% |
| Financials | 0.0% | 12.3% |
| Communication Services | 0.0% | 9.7% |
| Other Sectors | 4.3% | 29.5% |
| 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 SPY).
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% |
| SPY | +3.4% | +14.0% | +23.7% | +21.2% | +13.3% | +15.3% | 0.97% |
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 SPY →
Shared Holdings(19)
The top 10 shared positions account for 91% of the overlap, led by NVDA, TSLA and CSCO.
 NVDANVIDIA Corp. COM | 2.14% | 8.00% | 2.14% |
|---|---|---|---|
 TSLATesla Inc COM | 2.01% | 1.36% | 1.36% |
 CSCOCisco Systems, Inc. COM | 1.33% | 0.72% | 0.72% |
 GEVGE Vernova Inc. COM | 0.96% | 0.41% | 0.41% |
 TXNTexas Instruments Inc. COM | 0.76% | 0.38% | 0.38% |
 ORCLOracle Corp. COM | 1.18% | 0.37% | 0.37% |
 IBMInternational Business Machines Corp. COM | 0.98% | 0.33% | 0.33% |
 ADIAnalog Devices Inc. COM | 0.67% | 0.28% | 0.28% |
 ETNEaton Corporation PLC COM USD0.01 | 8.28% | 0.26% | 0.26% |
 QCOMQUALCOMM Inc. COM | 0.59% | 0.25% | 0.25% |
 PWRQuanta Services, Inc. COM | 4.24% | 0.15% | 0.15% |
 JCIJohnson Controls International PLC COM USD1.00 | 7.90% | 0.14% | 0.14% |
 EMREmerson Electric Co. COM | 0.34% | 0.13% | 0.13% |
 NXPINXP Semiconductors NV EUR0.20 | 0.19% | 0.09% | 0.09% |
 HUBBHubbell Incorporated COM | 2.87% | 0.04% | 0.04% |
 TRMBTrimble Inc COM | 0.06% | 0.02% | 0.02% |
 GNRCGenerac Holdings Inc. COM | 0.05% | 0.02% | 0.02% |
 AESAES Corp. (The) | 0.04% | 0.02% | 0.02% |
 APTVAptiv PLC COM SHS | 1.64% | 0.01% | 0.01% |
Frequently Asked Questions
How much do GRID and SPY overlap?
GRID and SPY overlap by 7.1% of portfolio weight. They share 19 holdings (GRID holds 120 positions and SPY holds 504), based on each fund's latest SEC-reported holdings.
Is it redundant to own both GRID and SPY?
The two portfolios are 7.1% 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 GRID and SPY?
The largest positions held by both funds are NVDA, TSLA, CSCO, GEV and TXN. Together the top 10 shared positions account for 91% of the total overlap.
What does GRID own that SPY doesn't?
101 positions (63.6% of GRID) are unique to GRID, led by NG-, ABBN and SU. In the other direction, 485 positions (86.9% of SPY) are unique to SPY.