ITOT vs PBUS overlap - what they share and where they differ
ITOT and PBUS share 86.3% of their weight across 515 common positions, read from what each fund reported to the SEC.
Each week Ploutos reads the reported positions of the largest US equity ETFs and measures, pair by pair, the weight they share: for every stock both funds hold, the smaller of the two weights counts. Two funds tracking the same index land near 100%. A sector fund inside a broad index fund lands at roughly that sector's weight.
ITOT and PBUS
86.3%
515 shared positions
ITOT
iShares Core S&P Total U.S. Stock Market ETF
Reported positions cover 98% of the fund, 1,198 positions · Jun 30, 2026
Top 10: 33.4%·Holdings of ITOT
PBUS
Invesco MSCI USA ETF
Reported positions cover 99% of the fund, 533 positions · May 31, 2026
Top 10: 39.6%·Holdings of PBUS
Reported positions cover ITOT 98%, PBUS 99% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
PBUS vs ITOT side by side
ITOTiShares Core S&P Total U.S. Stock Market ETF
1,198
stock positions reported to the SEC
10.2% of its weight is in 683 names PBUS does not hold
PBUSInvesco MSCI USA ETF
533
stock positions reported to the SEC
1.4% of its weight is in 18 names ITOT does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Technology: PBUS has 2.9 points more of it.
The figures side by side
| ITOT | PBUS | |
|---|---|---|
| Filing date | Jun 30, 2026 | May 31, 2026 |
| Stock positions reported | 1,198 | 533 |
| Weight of the ten largest | 33.4% | 39.6% |
| Largest position | NVDA 6.6% | NVDA 7.8% |
| Held alone | 683 positions, 10.2% | 18 positions, 1.4% |
| Covered by stock positions | 98% | 99% |
Holdings they share
| Stock | In ITOT | In PBUS | Counted |
|---|---|---|---|
| NVDANVIDIA Corp. | 6.63% | 7.77% | 6.63% |
| AAPLApple, Inc. | 5.81% | 6.94% | 5.81% |
| GOOGLAlphabet, Inc. | 5.15% | 6.12% | 5.15% |
| MSFTMicrosoft Corp. | 3.79% | 4.81% | 3.79% |
| AMZNAmazon.com, Inc. | 3.19% | 3.94% | 3.19% |
| AVGOBroadcom, Inc. | 2.45% | 3.05% | 2.45% |
| METAMeta Platforms, Inc. | 1.69% | 2.09% | 1.69% |
| MUMicron Technology, Inc. | 1.78% | 1.65% | 1.65% |
| TSLATesla, Inc. | 1.62% | 1.86% | 1.62% |
| LLYEli Lilly & Co. | 1.30% | 1.34% | 1.30% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in ITOT
Only in PBUS
Questions people ask
Is ITOT the same as PBUS?
86.3% of their weight sits in the same 515 holdings. ITOT also reports GE, SNDK, SPCX, which the other does not. PBUS also reports GENERAL ELECTRIC CO., USB, MELI, which the other does not.
How is the overlap between ITOT and PBUS measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 98% of ITOT and 99% of PBUS, so the number cannot exceed the smaller coverage.
Which holds more, PBUS or ITOT?
ITOT reports 1,198 stock positions and PBUS reports 533. 10.2% of ITOT's weight sits in names PBUS does not hold, and 1.4% of PBUS's weight in names ITOT does not hold. The ten largest positions are 33.4% of ITOT and 39.6% of PBUS.
How do ITOT and PBUS differ by sector?
The widest gap is Technology: PBUS has 2.9 points more of it. Sectors come from each holding's SIC code in its SEC record, summed by the weight the fund reports.
Where do the numbers come from?
From each fund's own N-PORT filing to the SEC, which lists every position and its weight. The comparison uses every equity position the fund reports; cash, futures and bonds are not counted, which is why a coverage figure sits next to every result. Holdings change between filings.
Other pairs with these funds
ITOT against other funds in the table
PBUS against other funds in the table
Add a third fund in the tool·All fund pairs
Descriptive data from public SEC filings. Nothing on this page is a recommendation to buy, sell or hold any fund or stock, and holdings change between filings.