ETF comparison

MGCvsOEF

Both US Large Cap.

Vanguard Morningstar Mega Cap ETF · iShares S&P 100 ETF

Holdings overlap

Weighted by ISIN/CUSIP
86.5%

99 positions appear in both funds. Buying equal dollars of MGC and OEF would leave roughly86.5%of each dollar exposed to the same underlying securities.

MGC only 13.3%Shared 86.5%OEF only 13.4%
In MGC only
74 positions
Shared
99 positions
In OEF only
3 positions

Side by side

MGC

Vanguard Morningstar Mega Cap ETF

Vanguard · US Large Cap

88composite / 100
Expense ratio
0.050%
Net assets
$10.90B
TTM yield
0.90%
Top-10 conc.
47.0%
OEF

iShares S&P 100 ETF

iShares · US Large Cap

81composite / 100
Expense ratio
0.20%
Net assets
$20.38B
TTM yield
0.85%
Top-10 conc.
50.7%

Sub-score comparison

95
Cost
80
89
Tax efficiency
89
100
Liquidity
100
47
Concentration
42
Tracking quality
MGCsub-scoreOEF

Tracking quality isn't part of the composite — seewhat we don't scorefor why.

Cost difference

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

Fee figure is the annual expense charged on $100,000. To see how the gap compounds over a multi-decade holding period, open thecost calculator pre-filled with MGC vs OEF.

Top shared holdings

99 shared in total
#HoldingIn MGCIn OEFOverlap
1NVIDIA Corp9.10%10.47%9.10%
2Apple Inc8.55%9.18%8.55%
3Microsoft Corp6.24%5.99%5.99%
4Amazon.com Inc4.88%5.04%4.88%
5Alphabet Inc4.13%4.53%4.13%
6Broadcom Inc3.95%3.86%3.86%
7Alphabet Inc3.25%3.61%3.25%
8Meta Platforms Inc2.58%2.67%2.58%
9Tesla Inc2.29%2.56%2.29%
10Micron Technology Inc2.04%2.81%2.04%
11Eli Lilly & Co1.75%2.05%1.75%
12Advanced Micro Devices Inc1.57%2.05%1.57%

Only in MGC

74 total
  • KLA Corp0.47%
  • Sandisk Corp/DE0.46%
  • Palo Alto Networks Inc0.43%
  • Analog Devices Inc0.38%
  • Amphenol Corp0.34%
  • Crowdstrike Holdings Inc0.33%
  • TJX Cos Inc/The0.32%
  • Arista Networks Inc0.32%
  • Eaton Corp PLC0.29%
  • Honeywell International Inc0.28%

Only in OEF

3 total
  • HONEYWELL AEROSPACE INC0.15%
  • GENERAL MOTORS COMPANY0.15%
  • HONEYWELL INTERNATIONAL INC0.00%

Open MGC or OEF 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 methodologyand 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.