ETF comparison

IVVvsVOO

Both US Large Cap.

iShares Core S&P 500 ETF · Vanguard S&P 500 ETF

Holdings overlap

Weighted by ISIN/CUSIP
99.6%

503 positions appear in both funds. Buying equal dollars of IVV and VOO would leave roughly99.6%of each dollar exposed to the same underlying securities.

IVV only 0.3%Shared 99.6%VOO only 0.1%
In IVV only
3 positions
Shared
503 positions
In VOO only
1 positions

Side by side

IVV

iShares Core S&P 500 ETF

iShares · US Large Cap

91composite / 100
Expense ratio
0.030%
Net assets
$883.99B
TTM yield
1.08%
Top-10 conc.
36.4%
VOO

Vanguard S&P 500 ETF

Vanguard · US Large Cap

91composite / 100
Expense ratio
0.030%
Net assets
$1.76T
TTM yield
1.05%
Top-10 conc.
36.4%

Sub-score comparison

97
Cost
97
88
Tax efficiency
88
100
Liquidity
100
62
Concentration
62
Tracking quality
IVVsub-scoreVOO

Tracking quality isn't part of the composite — seewhat we don't scorefor why.

Cost difference

Expense ratios are effectively identical (0.030% vs 0.030%).

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with IVV vs VOO.

Top shared holdings

503 shared in total
#HoldingIn IVVIn VOOOverlap
1NVIDIA Corp.7.51%7.51%7.51%
2Apple, Inc.6.58%6.59%6.58%
3Microsoft Corp.4.29%4.30%4.29%
4Amazon.com, Inc.3.61%3.62%3.61%
5Alphabet, Inc.3.25%3.25%3.25%
6Broadcom, Inc.2.77%2.77%2.77%
7Alphabet, Inc.2.59%2.59%2.59%
8Micron Technology, Inc.2.02%2.02%2.02%
9Meta Platforms, Inc.1.92%1.92%1.92%
10Tesla, Inc.1.83%1.84%1.83%
11Eli Lilly & Co.1.47%1.47%1.47%
12Advanced Micro Devices, Inc.1.47%1.47%1.47%

Only in IVV

3 total
  • BlackRock Funds III0.12%
  • Hologic, Inc.0.00%
  • BlackRock Funds III0.00%

Only in VOO

1 total
  • Conagra Brands Inc0.01%

Open IVV or VOO at a brokerage

Both funds trade commission-free at major US brokerages.

Affiliate links — opening an account through these earns PlainIndex a one-time referral. Scoring is computed before any affiliate consideration; see our methodologyand funding disclosure.

Holdings overlap is the sum of min(weight_a, weight_b) over positions matched on ISIN (CUSIP fallback). Methodology: see/methodology/.

Comparing two funds doesn't endorse swapping one for the other. Tax-lot history, account type, and personal goals matter — PlainIndex publishes data and methodology, not investment advice.