IJJvsIJK

iShares S&P Mid-Cap 400 Value ETF or iShares S&P Mid-Cap 400 Growth ETF, side by side from their own SEC filings. 28% of their stock holdings are the same at the same weight, across 138 stocks in both. IJK costs 0.17% a year against 0.18% for IJJ, $1 a year less on $10,000. Over the last twelve months IJJ returned +21.5% and IJK +29.8%.

28%of the two portfolios is the same stocks at the same weight
IJJ31% in stocks the other holds too
IJK34% in stocks the other holds too
stocks in bothstocks only in that fundbonds, cash and unmatched shares

The two funds

From each fund's latest N-PORT filing and its prospectus.

IJJIJKYearly cost0.18%0.17%Net assets$8.7B$11.3BPositions304248Last 12 months+21.5%+29.8%3 years, a year+13.3%+17.1%5 years, a year+9.0%+8.7%Largest holdingBlackRock 3.1%BlackRock 5.9%Main sectorFinancial Services 20%Industrials 30%Holdings as ofJun 30, 2026Jun 30, 2026

Returns are total returns with dividends reinvested, from the funds’ own monthly figures; “(price)” marks a fund whose filing record is younger than a year, whose twelve months are its price change. The stronger figure in each row is set in bold. Past returns say what happened, not what will.

Growth of $100

Both funds from July 2019, the first month both report, dividends reinvested.

IJJ$211IJK$221
July 2019June 2026

What they both hold

138 stocks are in both funds: 31% of IJJ and 34% of IJK. The biggest shared positions:

Stockin IJJin IJK
ILMN0.7%0.8%ENTG0.9%0.6%MKSI0.5%1.1%LSCC0.5%0.7%ONTO0.6%0.5%EWBC0.5%0.5%BURL0.4%0.6%CLH0.4%0.4%ROIV0.4%0.5%TRU0.4%0.4%

Only in IJJ

Its biggest stocks the other fund does not hold.

  1. USFDUS Foods Holding Corp.1.3%
  2. SNXTD SYNNEX Corporation1.1%
  3. RSReliance, Inc.1.1%
  4. PFGCPerformance Food Group Company1.0%
  5. WCCWESCO International, Inc.1.0%
  6. NLYAnnaly Capital Management, Inc.0.9%

Only in IJK

Its biggest stocks the other fund does not hold.

  1. TWLOTwilio Inc.1.7%
  2. CRSCarpenter Technology Corporation1.6%
  3. CWCurtiss-Wright Corporation1.5%
  4. NVTnVent Electric plc1.5%
  5. ATIATI Inc.1.4%
  6. FTITechnipFMC plc1.4%

More comparisons

IJJ vs SPMDIJH vs IJJDFAT vs IJJIJJ vs VBRIJJ vs SCHMIJK vs SPMDIJH vs IJKIJK vs VBK

From each fund’s Form N-PORT (IJJ: June 2026, IJK: June 2026) and prospectus, via the SEC’s public data sets. Overlap counts only the stocks we can match to a listing: stock by stock, the smaller of the two weights, added up.