ETF comparison

MTUMvsSPYM

Momentum Factor vs US Large Cap.

iShares MSCI USA Momentum Factor ETF · State Street SPDR Portfolio S&P 500 ETF

Holdings overlap

Weighted by ISIN/CUSIP
36.8%

105 positions appear in both funds. Buying equal dollars of MTUM and SPYM would leave roughly36.8%of each dollar exposed to the same underlying securities.

MTUM only 63.1%Shared 36.8%SPYM only 63.1%
In MTUM only
20 positions
Shared
105 positions
In SPYM only
402 positions

Side by side

MTUM

iShares MSCI USA Momentum Factor ETF

iShares · Momentum Factor

84composite / 100
Expense ratio
0.15%
Net assets
$24.23B
TTM yield
0.61%
Top-10 conc.
40.4%
SPYM

State Street SPDR Portfolio S&P 500 ETF

State Street · US Large Cap

91composite / 100
Expense ratio
0.020%
Net assets
$171.26B
TTM yield
1.02%
Top-10 conc.
36.4%

Sub-score comparison

85
Cost
98
84
Tax efficiency
88
100
Liquidity
100
57
Concentration
62
Tracking quality
MTUMsub-scoreSPYM

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

Cost difference

SPYM is 13 bps cheaper than MTUM. On a $100,000 position that's about $130/yr more in fees for MTUM.

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 MTUM vs SPYM.

Top shared holdings

105 shared in total
#HoldingIn MTUMIn SPYMOverlap
1NVIDIA CORPORATION4.64%7.51%4.64%
2ALPHABET INC.2.94%3.25%2.94%
3BROADCOM INC.5.40%2.77%2.77%
4ALPHABET INC.2.39%2.59%2.39%
5MICRON TECHNOLOGY, INC.5.56%2.02%2.02%
6ADVANCED MICRO DEVICES, INC.4.03%1.47%1.47%
7JPMORGAN CHASE & CO.2.87%1.36%1.36%
8INTEL CORPORATION3.83%1.02%1.02%
9JOHNSON & JOHNSON3.76%0.95%0.95%
10APPLIED MATERIALS, INC.2.36%0.89%0.89%
11EXXON MOBIL CORPORATION3.43%0.88%0.88%
12LAM RESEARCH CORPORATION3.61%0.84%0.84%

Only in MTUM

20 total
  • BLOOM ENERGY CORPORATION0.51%
  • FTAI Aviation Ltd.0.12%
  • ROCKET LAB CORPORATION0.12%
  • Credo Technology Group Holding Ltd0.12%
  • CURTISS-WRIGHT CORPORATION0.10%
  • HEICO CORPORATION0.09%
  • AST SPACEMOBILE, INC.0.08%
  • HEICO CORPORATION0.08%
  • Astera Labs, Inc0.07%
  • REVOLUTION MEDICINES, INC.0.07%

Only in SPYM

402 total
  • Apple Inc6.59%
  • Microsoft Corp4.29%
  • Amazon.com Inc3.62%
  • Meta Platforms Inc1.92%
  • Tesla Inc1.83%
  • Eli Lilly & Co1.47%
  • Berkshire Hathaway Inc1.42%
  • Visa Inc0.88%
  • Cisco Systems Inc0.72%
  • AbbVie Inc0.69%

Open MTUM or SPYM 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.