IUSG vs SPMO overlap - what they share and where they differ
IUSG and SPMO share 45.7% of their weight across 55 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.
IUSG and SPMO
45.7%
55 shared positions
IUSG
iShares Core S&P U.S. Growth ETF
Reported positions cover 100% of the fund, 369 positions · Jun 30, 2026
Top 10: 56.1%·Holdings of IUSG
SPMO
Invesco S&P 500 Momentum ETF
Reported positions cover 100% of the fund, 97 positions · May 31, 2026
Top 10: 55.3%·Holdings of SPMO
Reported positions cover IUSG 100%, SPMO 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
SPMO vs IUSG side by side
IUSGiShares Core S&P U.S. Growth ETF
369
stock positions reported to the SEC
48.3% of its weight is in 314 names SPMO does not hold
SPMOInvesco S&P 500 Momentum ETF
97
stock positions reported to the SEC
18.5% of its weight is in 42 names IUSG does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Consumer Cyclical: IUSG has 3.3 points more of it.
The figures side by side
| IUSG | SPMO | |
|---|---|---|
| Filing date | Jun 30, 2026 | May 31, 2026 |
| Stock positions reported | 369 | 97 |
| Weight of the ten largest | 56.1% | 55.3% |
| Largest position | NVDA 13.0% | MU 10.7% |
| Held alone | 314 positions, 48.3% | 42 positions, 18.5% |
| Covered by stock positions | 100% | 100% |
Holdings they share
| Stock | In IUSG | In SPMO | Counted |
|---|---|---|---|
| GOOGLALPHABET INC | 10.06% | 8.63% | 8.63% |
| NVDANVIDIA CORP | 12.95% | 8.46% | 8.46% |
| AVGOBROADCOM INC | 4.78% | 7.58% | 4.78% |
| MUMICRON TECHNOLOGY INC | 3.48% | 10.73% | 3.48% |
| AMDADVANCED MICRO DEVICES INC | 2.53% | 4.14% | 2.53% |
| AMATAPPLIED MATERIALS INC | 1.53% | 1.77% | 1.53% |
| LRCXLAM RESEARCH CORP | 1.45% | 3.54% | 1.45% |
| CATCATERPILLAR INC | 1.31% | 2.60% | 1.31% |
| KLACKLA CORP | 1.05% | 1.39% | 1.05% |
| JNJJOHNSON & JOHNSON | 0.96% | 3.85% | 0.96% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in IUSG
Only in SPMO
Questions people ask
Is IUSG the same as SPMO?
45.7% of their weight sits in the same 55 holdings. IUSG also reports MSFT, AAPL, AMZN, which the other does not. SPMO also reports INTC, EXXON MOBIL CORP., WDC, which the other does not.
How is the overlap between IUSG and SPMO measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 100% of IUSG and 100% of SPMO, so the number cannot exceed the smaller coverage.
Which holds more, SPMO or IUSG?
IUSG reports 369 stock positions and SPMO reports 97. 48.3% of IUSG's weight sits in names SPMO does not hold, and 18.5% of SPMO's weight in names IUSG does not hold. The ten largest positions are 56.1% of IUSG and 55.3% of SPMO.
How do IUSG and SPMO differ by sector?
The widest gap is Consumer Cyclical: IUSG has 3.3 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
IUSG 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.