ETF overlap

COPX vs EWC overlap - what they share and where they differ

COPX and EWC share 2.5% of their weight across 4 common positions, read from what each fund reported to the SEC.

Each week Ploutos reads the equity positions the largest US ETFs report to the SEC and works out the overlap of every pair. For each stock both hold, we use the smaller of its two weights.

COPX and EWC

2.5%

4 shared stocks

COPXGlobal X Copper Miners ETF

Holdings of COPX
Stock positions reported
40
Weight of the ten largest
50.3%
Only here, not in EWC
81.9%

EWCiShares MSCI Canada ETF

Holdings of EWC
Stock positions reported
83
Weight of the ten largest
44.1%
Only here, not in COPX
97.2%
Positions coveredCOPX 100%EWC 100%Filings: Jul 31, 2026, Aug 31, 2026

COPX vs EWC side by side

The same figures from the two funds' filings, side by side.

Largest sectors for both funds

COPXEWC
  • Basic materials: COPX 30.7%, EWC 15.6%
  • Financial services: COPX 0.0%, EWC 26.4%
  • Energy: COPX 0.0%, EWC 14.1%
  • Technology: COPX 0.0%, EWC 7.5%
  • Industrials: COPX 0.0%, EWC 5.9%
  • Real estate: COPX 0.0%, EWC 2.8%

The widest gap is Financial services: EWC has 26.4 points more of it.

  • Filing date
    COPXJul 31, 2026
  • Stock positions reported
    COPX40
  • Weight of the ten largest
    COPX50.3%
  • Largest position
    COPXBHP 5.5%
  • Held alone
    COPX36 positions, 81.9%
  • Covered by stock positions
    COPX100%

What each holds alone

The heaviest positions one fund reports and the other does not.

Only in COPX

36 positions only here, 81.9% of the fund

  • BHPBhp Group Limited5.48%
  • HBMHudbay Minerals Inc.5.26%
  • SCCOSouthern Copper Corporation5.08%
  • Glencore PLC5.02%
  • Antofagasta PLC5.00%
  • FCXFreeport-Mcmoran Inc.4.76%
  • Kghm Polska Miedz Spolka Akcyjna4.76%
  • Zijin Mining Group Company Limited4.54%
  • Boliden AB4.35%
  • Sumitomo Metal Mining Co., Ltd.3.84%

Only in EWC

79 positions only here, 97.2% of the fund

  • RYRoyal Bank Of Canada8.98%
  • TDThe Toronto-Dominion Bank6.30%
  • SHOPShopify Inc.5.68%
  • BMOBank Of Montreal3.69%
  • The Bank Of Nova Scotia3.55%
  • ENBEnbridge Inc.3.47%
  • CNQCanadian Natural Resources Limited3.29%
  • CMCanadian Imperial Bank Of Commerce3.28%
  • AEMAgnico Eagle Mines Limited3.24%
  • CPCanadian Pacific Kansas City Limited2.60%

Holdings they share

4 shared stocks
  • TECKTeck Resources Limited
    Counted0.98%
  • FIRST QUANTUM MINERALS LTD.
    Counted0.72%
  • LUNDIN MINING CORPORATION
    Counted0.58%
  • IVANHOE MINES LTD.
    Counted0.22%

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Questions people ask

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Is COPX the same as EWC?

2.5% of their weight sits in the same 4 holdings. COPX also reports BHP, HBM, SCCO, which the other does not. EWC also reports RY, TD, SHOP, which the other does not.

How is the overlap between COPX and EWC measured?

For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 100% of COPX and 100% of EWC, so the number cannot exceed the smaller coverage.

Which holds more, EWC or COPX?

COPX reports 40 stock positions and EWC reports 83. 81.9% of COPX's weight sits in names EWC does not hold, and 97.2% of EWC's weight in names COPX does not hold. The ten largest positions are 50.3% of COPX and 44.1% of EWC.

How do COPX and EWC differ by sector?

The widest gap is Financial services: EWC has 26.4 points more of it. Sectors come from each holding's SIC code in its SEC record, summed by the weight the fund reports.

Where do the numbers come from?

From each fund's own N-PORT filing to the SEC, which lists every position and its weight. The comparison uses every equity position the fund reports; cash, futures and bonds are not counted, which is why a coverage figure sits next to every result. Holdings change between filings.

Related pages

US stocksThe market today, the sectors, the largest companies and the week's results.US dividend stocksEach dividend's yield next to whether the company's cash covers it and whether it was ever cut.Bond ETFsWhat each bond ETF's bonds yield, how far its price would fall if rates rose, and how it did in 2022.Methodology and sourcesWhere every figure comes from and how it is checked.

Descriptive data from public SEC filings. Holdings change between filings.