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ETF comparison

VO vs VUG

US Mid Cap vs US Large Cap Growth.

Vanguard Morningstar Mid-Cap ETF · Vanguard Morningstar Growth ETF

Holdings overlap

Weighted by ISIN/CUSIP
11.9 %

87 positions appear in both funds. Buying equal dollars of VO and VUG would leave roughly 11.9% of each dollar exposed to the same underlying securities.

VO unmatched 87.8% Shared 11.9% VUG unmatched 88.0%

Unmatched is the part of a fund's weight the other fund doesn't match: names only it holds, plus any extra weight it puts in names both funds hold.

In VO only
195 positions
Shared
87 positions
In VUG only
59 positions

Side by side

VO

Vanguard Morningstar Mid-Cap ETF

Vanguard · US Mid Cap

96 composite / 100
Expense ratio
0.030%
Net assets
$216.43B
whole fund, 5 share classes
TTM yield
1.00%
Top-10 conc.
9.5%
VUG

Vanguard Morningstar Growth ETF

Vanguard · US Large Cap Growth

86 composite / 100
Expense ratio
0.030%
Net assets
$392.07B
whole fund, 4 share classes
TTM yield
0.40%
Top-10 conc.
60.4%

Sub-score comparison

97
Cost
97
88
Tax efficiency
90
100
Liquidity
100
100
Concentration
28
—
Tracking quality
—
VO sub-score VUG

Tracking quality isn't part of the composite — see what we don't score for 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 the cost calculator pre-filled with VO vs VUG.

Top shared holdings

87 shared in total
# Holding In VO In VUG Overlap
1 Western Digital Corp 1.06% 0.62% 0.62%
2 Seagate Technology Holdings PLC 1.05% 0.61% 0.61%
3 Vertiv Holdings Co 1.22% 0.37% 0.37%
4 Quanta Services Inc 1.04% 0.31% 0.31%
5 Howmet Aerospace Inc 1.04% 0.31% 0.31%
6 Fortinet Inc 0.46% 0.28% 0.28%
7 Datadog Inc 0.83% 0.26% 0.26%
8 Snowflake Inc 0.41% 0.25% 0.25%
9 Bloom Energy Corp 0.79% 0.24% 0.24%
10 Robinhood Markets Inc 0.77% 0.23% 0.23%
11 Cloudflare Inc 0.76% 0.23% 0.23%
12 Coherent Corp 0.75% 0.23% 0.23%

Only in VO

195 total
  • Cummins Inc 0.95%
  • Constellation Energy Corp 0.78%
  • Valero Energy Corp 0.75%
  • Marathon Petroleum Corp 0.72%
  • CRH PLC 0.69%
  • United Rentals Inc 0.69%
  • SLB Ltd 0.67%
  • General Motors Co 0.67%
  • Simon Property Group Inc 0.67%
  • Ross Stores Inc 0.66%

Only in VUG

59 total
  • NVIDIA Corp 12.63%
  • Apple Inc 11.67%
  • Microsoft Corp 7.61%
  • Alphabet Inc 5.76%
  • Alphabet Inc 4.53%
  • Amazon.com Inc 4.47%
  • Broadcom Inc 4.28%
  • Meta Platforms Inc 3.41%
  • Tesla Inc 3.27%
  • Eli Lilly & Co 2.81%

Percentages are holdings overlap with the named fund.

Open VO or VUG 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 methodology and 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.