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ETF comparison

IJJ vs ITOT

US Mid Cap vs US Total Market.

iShares S&P Mid-Cap 400 Value ETF · iShares Core S&P Total U.S. Stock Market ETF

Holdings overlap

Weighted by ISIN/CUSIP
3.3 %

299 positions appear in both funds. Buying equal dollars of IJJ and ITOT would leave roughly 3.3% of each dollar exposed to the same underlying securities.

IJJ unmatched 96.2% Shared 3.3% ITOT unmatched 96.5%

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 IJJ only
0 positions
Shared
299 positions
In ITOT only
2,199 positions

Side by side

IJJ

iShares S&P Mid-Cap 400 Value ETF

iShares · US Mid Cap

89 composite / 100
Expense ratio
0.18%
Net assets
$8.33B
TTM yield
1.64%
Top-10 conc.
10.1%
ITOT

iShares Core S&P Total U.S. Stock Market ETF

iShares · US Total Market

92 composite / 100
Expense ratio
0.030%
Net assets
$95.86B
TTM yield
1.02%
Top-10 conc.
32.1%

Sub-score comparison

82
Cost
97
87
Tax efficiency
88
97
Liquidity
100
100
Concentration
68
—
Tracking quality
—
IJJ sub-score ITOT

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

Cost difference

ITOT is 15 bps cheaper than IJJ. On a $100,000 position that's about $150/yr more in fees for IJJ.

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 IJJ vs ITOT.

Top shared holdings

299 shared in total
# Holding In IJJ In ITOT Overlap
1 MKS, Inc. 0.50% 0.04% 0.04%
2 Entegris, Inc. 0.95% 0.04% 0.04%
3 Illumina, Inc. 0.70% 0.04% 0.04%
4 US Foods Holding Corp. 1.29% 0.03% 0.03%
5 Lattice Semiconductor Corp. 0.49% 0.03% 0.03%
6 TD SYNNEX Corp. 1.15% 0.03% 0.03%
7 Burlington Stores, Inc. 0.45% 0.03% 0.03%
8 Reliance, Inc. 1.10% 0.03% 0.03%
9 Onto Innovation, Inc. 0.56% 0.03% 0.03%
10 East West Bancorp, Inc. 0.50% 0.02% 0.02%
11 Nextpower, Inc. 0.36% 0.02% 0.02%
12 Performance Food Group Co. 1.01% 0.02% 0.02%

Only in IJJ

0 total

Every IJJ position is also held by ITOT.

Only in ITOT

2,199 total
  • NVIDIA Corp. 6.63%
  • Apple, Inc. 5.81%
  • Microsoft Corp. 3.79%
  • Amazon.com, Inc. 3.19%
  • Alphabet, Inc. 2.86%
  • Broadcom, Inc. 2.45%
  • Alphabet, Inc. 2.29%
  • Micron Technology, Inc. 1.78%
  • Meta Platforms, Inc. 1.69%
  • Tesla, Inc. 1.62%

Percentages are holdings overlap with the named fund.

Open IJJ or ITOT 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.