ETF comparison
BBUS vs SPTM
Both US Total Market.
JPMorgan BetaBuilders U.S. Equity ETF · State Street SPDR Portfolio S&P 1500 Composite Stock Market ETF
Holdings overlap
432 positions appear in both funds. Buying equal dollars of BBUS and SPTM would leave roughly 87.0% of each dollar exposed to the same underlying securities.
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.
Side by side
Sub-score comparison
Tracking quality isn't part of the composite — see what we don't score for why.
Cost difference
BBUS is 1 bps cheaper than SPTM. On a $100,000 position that's about $10/yr more in fees for SPTM.
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 BBUS vs SPTM.
Top shared holdings
432 shared in total| # | Holding | In BBUS | In SPTM | Overlap |
|---|---|---|---|---|
| 1 | NVIDIA Corp. | 7.30% | 6.92% | 6.92% |
| 2 | Apple, Inc. | 7.03% | 6.07% | 6.07% |
| 3 | Microsoft Corp. | 5.36% | 3.96% | 3.96% |
| 4 | Amazon.com, Inc. | 4.14% | 3.33% | 3.33% |
| 5 | Alphabet, Inc. | 3.23% | 2.99% | 2.99% |
| 6 | Broadcom, Inc. | 2.81% | 2.56% | 2.56% |
| 7 | Alphabet, Inc. | 2.61% | 2.38% | 2.38% |
| 8 | Meta Platforms, Inc. | 1.89% | 1.76% | 1.76% |
| 9 | Micron Technology, Inc. | 1.44% | 1.86% | 1.44% |
| 10 | Tesla, Inc. | 1.36% | 1.69% | 1.36% |
| 11 | Eli Lilly & Co. | 1.43% | 1.35% | 1.35% |
| 12 | Berkshire Hathaway, Inc. | 1.47% | 1.31% | 1.31% |
Only in BBUS
36 total- ExxonMobil Holdings Corp. 1.00%
- Snowflake, Inc. 0.15%
- Cloudflare, Inc. 0.14%
- MercadoLibre, Inc. 0.14%
- Cheniere Energy, Inc. 0.09%
- Bloom Energy Corp. 0.09%
- Ferguson Enterprises, Inc. 0.07%
- Astera Labs, Inc. 0.07%
- Rocket Lab Corp. 0.05%
- Credo Technology Group Holding Ltd. 0.05%
Only in SPTM
1,076 total- Exxon Mobil Corp 0.81%
- Honeywell Aerospace Inc 0.10%
- Qnity Electronics Inc 0.05%
- Carpenter Technology Corp 0.05%
- Curtiss-Wright Corp 0.04%
- nVent Electric PLC 0.04%
- TechnipFMC PLC 0.04%
- Tapestry Inc 0.04%
- Casey's General Stores Inc 0.04%
- Cboe Global Markets Inc 0.04%
Related comparisons
More comparisons with BBUS
- BBUS vs SCHB · Schwab U.S. Broad Market ETF 86.6%
- BBUS vs VTHR · Vanguard Russell 3000 Index Fund ETF Shares 86.1%
- BBUS vs ITOT · iShares Core S&P Total U.S. Stock Market ETF 85.1%
- BBUS vs VTI · Vanguard Morningstar Total Stock Market ETF 84.9%
- BBUS vs IWV · iShares Russell 3000 ETF 84.7%
- BBUS vs DFAU · Dimensional US Core Equity Market ETF 83.9%
More comparisons with SPTM
- SPTM vs DFAU · Dimensional US Core Equity Market ETF 86.1%
- SPTM vs SPY · State Street SPDR S&P 500 ETF Trust 85.8%
- SPTM vs ESGV · Vanguard ESG U.S. Stock ETF 80.1%
- SPTM vs AVUS · Avantis US Equity ETF 74.7%
- SPTM vs ESGU · iShares ESG Aware MSCI USA ETF 73.5%
- SPTM vs DFAC · U.S. Core Equity 2 Portfolio-ETF Class Shares 71.0%
Percentages are holdings overlap with the named fund.
Open BBUS or SPTM 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.