etf overlap · little overlap

ARK Innovation ETF logoFinancial Select Sector SPDR logoARKK vs XLF overlap

2.4% of ARKK and XLF is the same money, spread over 3 companies both funds hold.

Holdings as of September 24, 2026 · source: ARK Invest (ARKK), SPDR (XLF)

overlapfull holdings, by weight
2.4%of each fund is money the other holds at the same weight, across 3 shared companies.
ARKK
8%89%
XLF
98%
  • 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 3 of 3
companyARKKXLF
HOHOODROBINHOOD MARKETS INC - A4.03%1.24%
COINBASE GLOBAL INC -CLASS A logoCOINCOINBASE GLOBAL INC -CLASS A4.57%0.58%
XYXYZBLOCK INC2.19%0.54%
02Different

What only one of them gives you

only in ARKK42 names
SPSPCXSPACE EXPLORATION TECHN-CL A5.90%
TETEMTEMPUS AI INC-CL A5.89%
CRCRCLCIRCLE INTERNET GROUP INC5.03%
CRCRSPCRISPR THERAPEUTICS AG4.36%
TWTWSTTWIST BIOSCIENCE CORP4.16%
TXTXG10X GENOMICS INC-CLASS A3.55%
SHOPIFY INC - CLASS A logoSHOPSHOPIFY INC - CLASS A3.08%
only in XLF73 names
MSMSMORGAN STANLEY3.05%
03Sectors

Where each fund puts its money

sectorsARKK vs XLF, share of each fund
Financials11.32%99.85%
Information Technology26.11%0.00%
Health Care22.31%0.00%
Consumer Discretionary11.34%0.00%
Communication Services9.65%0.00%
Industrials2.45%0.00%
Not classified16.15%0.00%
04Questions

ARKK and XLF: what people ask

questions4 answered

How much do ARKK and XLF overlap?

2.4% by weight, as of September 24, 2026: little overlap. 3 companies appear in both funds; they make up 11% of ARKK and 2.4% of XLF.

Which stocks do ARKK and XLF both hold?

The largest shared positions are HOOD, COIN and XYZ. Ranked by the smaller of the two weights, which is the part you would own twice.

Is it redundant to hold both ARKK and XLF?

Out of every $100 split evenly between them, about $2 (half in each fund) buys identical positions. The rest is exposure only one of the two funds gives you: 42 names only in ARKK, 73 only in XLF. 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 ARK Invest and SPDR publish, not a top-10 sample, and companies are matched by their ISIN so share classes stay apart.

Hold ARKK and XLF?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.