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ETF comparison

SCHM vs SPYM

US Mid Cap vs US Large Cap.

Schwab U.S. Mid-Cap ETF · State Street SPDR Portfolio S&P 500 ETF

Holdings overlap

Weighted by ISIN/CUSIP
2.7 %

85 positions appear in both funds. Buying equal dollars of SCHM and SPYM would leave roughly 2.7% of each dollar exposed to the same underlying securities.

SCHM unmatched 97.1% Shared 2.7% SPYM unmatched 97.2%

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 SCHM only
411 positions
Shared
85 positions
In SPYM only
421 positions

Side by side

SCHM

Schwab U.S. Mid-Cap ETF

Schwab · US Mid Cap

96 composite / 100
Expense ratio
0.030%
Net assets
$14.32B
TTM yield
1.29%
Top-10 conc.
13.3%
SPYM

State Street SPDR Portfolio S&P 500 ETF

State Street · US Large Cap

91 composite / 100
Expense ratio
0.020%
Net assets
$173.63B
TTM yield
1.02%
Top-10 conc.
36.4%

Sub-score comparison

97
Cost
98
88
Tax efficiency
88
100
Liquidity
100
95
Concentration
62
—
Tracking quality
—
SCHM sub-score SPYM

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

Cost difference

SPYM is 1 bps cheaper than SCHM. On a $100,000 position that's about $10/yr more in fees for SCHM.

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 SCHM vs SPYM.

Top shared holdings

85 shared in total
# Holding In SCHM In SPYM Overlap
1 Sandisk Corp/DE 4.64% 0.52% 0.52%
2 Coherent Corp 1.26% 0.12% 0.12%
3 Ciena Corp 1.52% 0.11% 0.11%
4 Lumentum Holdings Inc 1.13% 0.10% 0.10%
5 Flex Ltd 1.03% 0.09% 0.09%
6 Steel Dynamics Inc 0.66% 0.05% 0.05%
7 Centene Corp 0.52% 0.05% 0.05%
8 Tapestry Inc 0.55% 0.05% 0.05%
9 Casey's General Stores Inc 0.53% 0.05% 0.05%
10 Texas Pacific Land Corp 0.42% 0.04% 0.04%
11 Moderna Inc 0.30% 0.04% 0.04%
12 F5 Inc 0.40% 0.04% 0.04%

Only in SCHM

411 total
  • Bloom Energy Corp 1.36%
  • Revolution Medicines Inc 0.57%
  • Twilio Inc 0.54%
  • AST SpaceMobile Inc 0.52%
  • TechnipFMC PLC 0.51%
  • Curtiss-Wright Corp 0.51%
  • nVent Electric PLC 0.50%
  • FTAI Aviation Ltd 0.50%
  • Sterling Infrastructure Inc 0.49%
  • IonQ Inc 0.47%

Only in SPYM

421 total
  • NVIDIA Corp 7.51%
  • Apple Inc 6.59%
  • Microsoft Corp 4.29%
  • Amazon.com Inc 3.62%
  • Alphabet Inc 3.25%
  • Broadcom Inc 2.77%
  • Alphabet Inc 2.59%
  • Micron Technology Inc 2.02%
  • Meta Platforms Inc 1.92%
  • Tesla Inc 1.83%

Percentages are holdings overlap with the named fund.

Open SCHM 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 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.