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ETF comparison

MDY vs VUG

US Mid Cap vs US Large Cap Growth.

State Street SPDR S&P MIDCAP 400 ETF Trust · Vanguard Morningstar Growth ETF

Holdings overlap

Weighted by ISIN/CUSIP
0.0 %

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

MDY unmatched 100.0% Shared 0.0% VUG unmatched 99.9%

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 MDY only
400 positions
Shared
1 positions
In VUG only
145 positions

Side by side

MDY

State Street SPDR S&P MIDCAP 400 ETF Trust

State Street · US Mid Cap

88 composite / 100
Expense ratio
0.23%
Net assets
$25.22B
TTM yield
1.06%
Top-10 conc.
7.2%
VUG

Vanguard Morningstar Growth ETF

Vanguard · US Large Cap Growth

86 composite / 100
Expense ratio
0.030%
Net assets
$392.07B
whole fund, 4 share classes
TTM yield
0.40%
Top-10 conc.
60.4%

Sub-score comparison

77
Cost
97
88
Tax efficiency
90
100
Liquidity
100
100
Concentration
28
—
Tracking quality
—
MDY sub-score VUG

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

Cost difference

VUG is 20 bps cheaper than MDY. On a $100,000 position that's about $200/yr more in fees for MDY.

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 MDY vs VUG.

Top shared holdings

1 shared in total
# Holding In MDY In VUG Overlap
1 Burlington Stores Inc. 0.50% 0.04% 0.04%

Only in MDY

400 total
  • Twilio Inc. Class A 1.30%
  • Okta Inc. Class A 1.01%
  • U.S. Dollar 0.89%
  • nVent Electric plc 0.79%
  • TechnipFMC plc 0.77%
  • ATI Inc 0.75%
  • Entegris Inc. 0.73%
  • United Therapeutics Corporation 0.67%
  • MACOM Technology Solutions Holdings Inc. 0.64%
  • TD SYNNEX Corporation 0.64%

Only in VUG

145 total
  • NVIDIA Corp 12.63%
  • Apple Inc 11.67%
  • Microsoft Corp 7.61%
  • Alphabet Inc 5.76%
  • Alphabet Inc 4.53%
  • Amazon.com Inc 4.47%
  • Broadcom Inc 4.28%
  • Meta Platforms Inc 3.41%
  • Tesla Inc 3.27%
  • Eli Lilly & Co 2.81%

Related comparisons

More comparisons with MDY

More comparisons with VUG

Percentages are holdings overlap with the named fund.

Open MDY or VUG 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.