etf overlap · light overlap

VUG vs SOXX overlap

18% of VUG and SOXX is the same money, spread over 13 companies both funds hold.

Holdings as of August 31, 2026 · source: Vanguard (VUG), iShares (SOXX)

overlapfull holdings, by weight
18%of each fund is money the other holds at the same weight, across 13 shared companies.
VUG
18%76%
SOXX
18%45%37%
  • same money
  • same companies, extra weight
  • only in this fund
Overlap = the sum, over companies both funds hold, of the smaller of the two weights. Cash and derivatives excluded.
01Shared

The companies you would own twice

held by bothtop 13 of 13
companyVUGSOXX
NVIDIA Corp logoNVDANVIDIA Corp13.61%7.29%
KLA Corp logoKLACKLA Corp0.63%3.82%
MRMRVLMarvell Technology Inc0.52%4.39%
Intel Corp logoINTCIntel Corp0.52%10.20%
MPMPWRMonolithic Power Systems Inc0.17%3.14%
Teradyne Inc logoTERTeradyne Inc0.16%2.98%
ALALABAstera Labs Inc0.07%2.54%
CBCBRSCerebras Systems Inc0.03%0.98%
02Different

What only one of them gives you

only in VUG134 names
Alphabet Inc logoGOOGAlphabet Inc4.20%
only in SOXX17 names
SKSKHYSK HYNIX AMERICAN DEPOSITARY SHARE3.11%
CREDO TECHNOLOGY GROUP HOLDING LTD logoCRDOCREDO TECHNOLOGY GROUP HOLDING LTD1.64%
03Sectors

Where each fund puts its money

sectorsVUG vs SOXX, share of each fund
Information Technology0.00%99.84%
Not classified99.77%0.00%
04Questions

VUG and SOXX: what people ask

questions4 answered

How much do VUG and SOXX overlap?

18% by weight, as of August 31, 2026: light overlap. 13 companies appear in both funds; they make up 24% of VUG and 63% of SOXX.

Which stocks do VUG and SOXX both hold?

The largest shared positions are NVDA, AVGO, AMD, LRCX and AMAT. Ranked by the smaller of the two weights, which is the part you would own twice.

Is it redundant to hold both VUG and SOXX?

Out of every $100 split evenly between them, about $18 (half in each fund) buys identical positions. The rest is exposure only one of the two funds gives you: 134 names only in VUG, 17 only in SOXX. Whether that duplication is a problem depends on the mix you want; this is a description, not advice.

How is ETF overlap calculated here?

For every company held by both funds we take the smaller of its two weights and add them up. The weights come from the full holdings files Vanguard and iShares publish, not a top-10 sample, and companies are matched by their ISIN so share classes stay apart.

Hold VUG and SOXX?Import your positions and see what your funds hold together, company by company, with the fees you pay on each.Import my portfolio

Weights come from each issuer's published holdings file and are matched company by company on their ISIN. Cash, futures and currency positions are left out. This page describes what the funds hold; it is not investment advice.