IWYvsMGK

iShares Russell Top 200 Growth ETF or Vanguard Mega Cap Growth ETF, side by side from their own SEC filings. 77% of their stock holdings are the same at the same weight, across 45 stocks in both. MGK costs 0.05% a year against 0.20% for IWY, $15 a year less on $10,000. Over the last twelve months IWY returned +18.4% and MGK +20.6%.

77%of the two portfolios is the same stocks at the same weight
IWY82% in stocks the other holds too
MGK94% 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.

IWYMGKYearly cost0.20%0.05%Net assets$17.0B$33.3BPositions10461Last 12 months+18.4%+20.6%3 years, a year+23.0%+23.7%5 years, a year+14.8%+14.3%Largest holdingNVDA 14.2%NVDA 13.3%Main sectorTechnology 56%Technology 59%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 September 2019, the first month both report, dividends reinvested.

IWY$350MGK$346
September 2019June 2026

More comparisons

From each fund’s Form N-PORT (IWY: June 2026, MGK: 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.