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ETF comparison

IJR vs VO

US Small Cap vs US Mid Cap.

iShares Core S&P Small-Cap ETF · Vanguard Morningstar Mid-Cap ETF

Holdings overlap

Weighted by ISIN/CUSIP
0.0 %

0 positions appear in both funds. Buying equal dollars of IJR and VO would leave roughly 0.0% of each dollar exposed to the same underlying securities.

IJR unmatched 97.7% Shared 0.0% VO unmatched 99.7%

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 IJR only
603 positions
Shared
0 positions
In VO only
282 positions

Side by side

IJR

iShares Core S&P Small-Cap ETF

iShares · US Small Cap

95 composite / 100
Expense ratio
0.060%
Net assets
$102.56B
TTM yield
1.23%
Top-10 conc.
10.8%
VO

Vanguard Morningstar Mid-Cap ETF

Vanguard · US Mid Cap

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

Sub-score comparison

94
Cost
97
88
Tax efficiency
89
100
Liquidity
100
99
Concentration
100
—
Tracking quality
—
IJR sub-score VO

Tracking quality isn't part of the composite — see what we don't score for why.

Cost difference

VO is 3 bps cheaper than IJR. On a $100,000 position that's about $30/yr more in fees for IJR.

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 IJR vs VO.

Top shared holdings

0 shared in total

No shared holdings between these funds.

Only in IJR

603 total
  • FORMFACTOR INC 0.67%
  • VIASAT INC 0.66%
  • MOLINA HEALTHCARE INC 0.64%
  • ARGAN INC 0.60%
  • BRIGHTSPRING HEALTH SERVICES INC 0.60%
  • ELEMENT SOLUTIONS INC 0.59%
  • MAXLINEAR INC 0.58%
  • KRYSTAL BIOTECH INC 0.53%
  • ESCO TECHNOLOGIES INC 0.49%
  • MATCH GROUP INC 0.48%

Only in VO

282 total
  • Vertiv Holdings Co 1.22%
  • Western Digital Corp 1.06%
  • Seagate Technology Holdings PLC 1.05%
  • Quanta Services Inc 1.04%
  • Howmet Aerospace Inc 1.04%
  • Cummins Inc 0.95%
  • Datadog Inc 0.83%
  • Bloom Energy Corp 0.79%
  • Constellation Energy Corp 0.78%
  • Robinhood Markets Inc 0.77%

Related comparisons

More comparisons with IJR

More comparisons with VO

Percentages are holdings overlap with the named fund.

Open IJR or VO at a brokerage

Both funds trade commission-free at major US brokerages.

Open at Fidelity

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.