SOXX vs VIG: how much do they really overlap?
SOXX (iShares Semiconductor ETF, tracking the NYSE Semiconductor) and VIG (Vanguard Dividend Appreciation ETF, tracking the S&P US Dividend Growers) overlap by roughly 16% by weight. 4 of SOXX's top 10 holdings also appear in VIG. A 50/50 blend of the two behaves like about 51 equally-weighted bets (diversification grade B). In short, the two funds have only a small shared core — they mostly hold different things and are largely complementary.
The same companies, in both funds
These 6 holdings appear in both SOXX and VIG. The weight columns show how much of each fund each name represents.
| Holding | in SOXX | in VIG |
|---|---|---|
| AVGO BROADCOM INC | 7.91% | 4.53% |
| LRCX LAM RESEARCH CORP | 4.27% | 2.36% |
| KLAC KLA CORP | 4.28% | 1.72% |
| TXN TEXAS INSTRUMENT INC | 4.16% | 1.18% |
| ADI ANALOG DEVICES INC | 4.04% | 0.85% |
| QCOM QUALCOMM INC | 2.75% | 0.85% |
Only in SOXX
iShares Semiconductor ETF — semiconductors. Its biggest holdings that VIG doesn’t have:
| AMD ADVANCED MICRO DEVICES INC | 8.57% |
| NVDA NVIDIA CORP | 8.42% |
| MU MICRON TECHNOLOGY INC | 8.21% |
| INTC INTEL CORPORATION | 5.24% |
| AMAT APPLIED MATERIAL INC | 5.08% |
| TSM TAIWAN SEMICONDUCTOR MANUFACTURING | 4.57% |
| MRVL MARVELL TECHNOLOGY INC | 4.08% |
| MPWR MONOLITHIC POWER SYSTEMS INC | 3.54% |
Only in VIG
Vanguard Dividend Appreciation ETF — US dividend-growth. Its biggest holdings that SOXX doesn’t have:
| AAPL Apple Inc. | 4.20% |
| LLY Eli Lilly & Co. | 4.14% |
| JPM JPMorgan Chase & Co. | 3.56% |
| MSFT Microsoft Corp. | 3.51% |
| JNJ Johnson & Johnson | 2.66% |
| V Visa Inc. Class A | 2.31% |
| WMT Walmart Inc. | 2.16% |
| CAT Caterpillar Inc. | 2.14% |
So — mostly different. Should you hold both?
SOXX and VIG have only a small shared core — they mostly hold different things and are largely complementary. Held together they genuinely broaden your exposure — a 50/50 blend reaches ~51 effective positions (grade B), because they hold largely different securities.
Holdings as of — SOXX: Jul 30, 2026 (iShares (BlackRock)); VIG: Jun 30, 2026 (Vanguard). Refreshed monthly. Overlap is measured across each fund’s largest holdings (top 50); the diffuse long tail barely moves the math.
See this for YOUR whole portfolio, free →SOXX vs VIG — FAQ
- How much do SOXX and VIG overlap?
- SOXX and VIG overlap by approximately 16% measured by portfolio weight — that is the share of the smaller fund's holdings (by weight) that also sit inside the other. 4 of SOXX's 10 largest holdings are also held by VIG. They share 6 of their listed top holdings in total.
- Is it redundant to hold both SOXX and VIG?
- Because they have only a small shared core — they mostly hold different things and are largely complementary, holding both is not redundant — each fund covers largely different holdings, so together they broaden your exposure. A 50/50 blend has an effective 51 positions and a B diversification grade.
- What does VIG hold that SOXX doesn't?
- VIG's largest holdings that SOXX doesn't hold include AAPL, LLY, JPM, MSFT, JNJ. Its category is US dividend-growth, versus SOXX's semiconductors.
- Which is more concentrated, SOXX or VIG?
- SOXX's top 10 holdings are 61% of its listed weight; VIG's are 44%. The more concentrated fund leans harder on its largest names.