SPYM vs VOO: fund overlap

ETF comparisons  /  SPYM vs VOO

US equity comparison · SPYM 2026-09-11 · VOO 2026-06-30

SPYM vs VOO

State Street SPDR Portfolio S&P 500 ETF compared with VANGUARD 500 INDEX FUND

These funds provide similar company exposure.SPYM has 7 companies outside the overlap; VOO has 9.

Do SPYM and VOO overlap?

SPYM and VOO overlap by 92.5% by weight, across 496 shared companies.

SPYMUS equity

State Street SPDR Portfolio S&P 500 ETF

507holdings
0.02%annual fee
USmarket
Valuation492 companies covered
27.5×P / E97% by weight
5.44×P / B85% by weight
3.6%Earnings yield
SPYM holdings and fund profile
VOOUS equity

VANGUARD 500 INDEX FUND

520holdings
0.03%annual fee
USmarket
Valuation494 companies covered
26.8×P / E97% by weight
5.46×P / B85% by weight
3.7%Earnings yield
VOO holdings and fund profile

Price development

Both lines rebased to 0% over their shared dates

Largest shared positions

496 companies held in both funds

SPYM weight VOO weight
Shared companySPYM VOO
NVIDIA CORP NVDA
8.00%
7.51%
Apple Inc AAPL
7.38%
6.58%
ALPHABET INC GOOGL 2 share classes
5.40%
5.83%
↳ ALPHABET INC-CL A GOOGL3.00%3.25%
↳ ALPHABET INC-CL C GOOG2.40%2.59%
Microsoft Corp MSFT
5.57%
4.29%
AMAZON.COM INC AMZN
3.80%
3.61%
BROADCOM INC AVGO
2.59%
2.77%
META PLATFORMS INC-CLASS A META
2.15%
1.92%
Micron Technology Inc MU
1.66%
2.02%
TESLA INC TSLA
1.56%
1.83%
BERKSHIRE HATHAWAY INC. BRK/B
1.42%
1.42%
ELI LILLY & CO LLY
1.34%
1.47%
ADVANCED MICRO DEVICES AMD
1.27%
1.47%
JPMorgan Chase & Co JPM
1.44%
1.25%
JOHNSON & JOHNSON JNJ
0.97%
0.95%
Visa Inc V
0.93%
0.86%
Intel Corp INTC
0.77%
1.02%
WALMART INC. WMT
0.71%
0.77%
AbbVie Inc ABBV
0.69%
0.69%
CISCO SYSTEMS, INC. CSCO
0.67%
0.72%
Mastercard Inc MA
0.69%
0.64%
Costco Wholesale Corp COST
0.61%
0.64%
Bank of America Corp BAC
0.62%
0.58%
Caterpillar Inc CAT
0.57%
0.76%
LAM RESEARCH CORPORATION LRCX
0.56%
0.84%
Applied Materials Inc AMAT
0.55%
0.89%

SPYM and VOO questions

Based on the holdings compared above

How much do SPYM and VOO overlap?

SPYM and VOO overlap by 92.5% by weight, across 496 shared companies.

Which companies do SPYM and VOO both hold?

The largest companies held in both funds are NVIDIA CORP, Apple Inc, ALPHABET INC, Microsoft Corp, AMAZON.COM INC.

Can I hold both SPYM and VOO?

Holding both means 92.5% of that part of your portfolio is the same companies counted twice. That can suit you or not depending on your goals; this tool reports the overlap rather than giving advice.

Is SPYM or VOO cheaper?

SPYM has a 0.02% expense ratio and VOO has 0.03%.

How do SPYM and VOO compare on valuation?

SPYM has a weighted P/E of 27.5 and VOO has a weighted P/E of 26.8.

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