SOXX vs VYM: how much do they really overlap?
SOXX (iShares Semiconductor ETF, tracking the NYSE Semiconductor) and VYM (Vanguard High Dividend Yield ETF, tracking the FTSE High Dividend Yield) overlap by roughly 16% by weight. 1 of SOXX's top 10 holdings also appear in VYM. A 50/50 blend of the two behaves like about 53 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 4 holdings appear in both SOXX and VYM. The weight columns show how much of each fund each name represents.
| Holding | in SOXX | in VYM |
|---|---|---|
| AVGO BROADCOM INC | 6.08% | 8.51% |
| TXN TEXAS INSTRUMENT INC | 3.50% | 1.15% |
| QCOM QUALCOMM INC | 2.65% | 1.11% |
| ADI ANALOG DEVICES INC | 3.45% | 0.83% |
Only in SOXX
iShares Semiconductor ETF — semiconductors. Its biggest holdings that VYM doesn’t have:
| MU MICRON TECHNOLOGY INC | 8.54% |
| AMD ADVANCED MICRO DEVICES INC | 8.09% |
| NVDA NVIDIA CORP | 6.81% |
| INTC INTEL CORPORATION | 6.33% |
| AMAT APPLIED MATERIAL INC | 5.77% |
| KLAC KLA CORP | 5.64% |
| LRCX LAM RESEARCH CORP | 4.89% |
| MRVL MARVELL TECHNOLOGY INC | 4.88% |
Only in VYM
Vanguard High Dividend Yield ETF — US high-dividend. Its biggest holdings that SOXX doesn’t have:
| JPM JPMorgan Chase & Co. | 3.14% |
| XOM Exxon Mobil Corp. | 2.53% |
| JNJ Johnson & Johnson | 2.24% |
| CSCO Cisco Systems Inc. | 1.98% |
| CAT Caterpillar Inc. | 1.67% |
| ABBV AbbVie Inc. | 1.59% |
| ORCL Oracle Corp. | 1.57% |
| UNH UnitedHealth Group Inc. | 1.43% |
So — mostly different. Should you hold both?
SOXX and VYM 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 ~53 effective positions (grade B), because they hold largely different securities.
Holdings as of — SOXX: Jun 30, 2026 (iShares (BlackRock)); VYM: May 31, 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 VYM — FAQ
- How much do SOXX and VYM overlap?
- SOXX and VYM 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. 1 of SOXX's 10 largest holdings are also held by VYM. They share 4 of their listed top holdings in total.
- Is it redundant to hold both SOXX and VYM?
- 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 53 positions and a B diversification grade.
- What does VYM hold that SOXX doesn't?
- VYM's largest holdings that SOXX doesn't hold include JPM, XOM, JNJ, CSCO, CAT. Its category is US high-dividend, versus SOXX's semiconductors.
- Which is more concentrated, SOXX or VYM?
- SOXX's top 10 holdings are 61% of its listed weight; VYM's are 44%. The more concentrated fund leans harder on its largest names.