CHAT vs QQQM overlap - what they share and where they differ
CHAT and QQQM share 39.8% of their weight across 14 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.
CHAT and QQQM
39.8%
14 shared positions
CHAT
Roundhill Generative Ai & Technology ETF
Reported positions cover 99% of the fund, 40 positions · Apr 30, 2026
Top 10: 46.1%·Holdings of CHAT
QQQM
Invesco NASDAQ 100 ETF
Reported positions cover 100% of the fund, 100 positions · May 31, 2026
Top 10: 50.3%·Holdings of QQQM
Reported positions cover CHAT 99%, QQQM 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
QQQM vs CHAT side by side
CHATRoundhill Generative Ai & Technology ETF
40
stock positions reported to the SEC
50.0% of its weight is in 26 names QQQM does not hold
QQQMInvesco NASDAQ 100 ETF
100
stock positions reported to the SEC
55.8% of its weight is in 86 names CHAT does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Consumer Cyclical: QQQM has 7.1 points more of it.
The figures side by side
| CHAT | QQQM | |
|---|---|---|
| Filing date | Apr 30, 2026 | May 31, 2026 |
| Stock positions reported | 40 | 100 |
| Weight of the ten largest | 46.1% | 50.3% |
| Largest position | GOOGL 7.2% | NVDA 8.1% |
| Held alone | 26 positions, 50.0% | 86 positions, 55.8% |
| Covered by stock positions | 99% | 100% |
Holdings they share
| Stock | In CHAT | In QQQM | Counted |
|---|---|---|---|
| NVDANVIDIA Corp | 6.95% | 8.13% | 6.95% |
| GOOGLAlphabet Inc | 7.16% | 6.75% | 6.75% |
| AMZNAmazon.com Inc | 4.18% | 4.60% | 4.18% |
| MUMicron Technology Inc | 4.08% | 4.78% | 4.08% |
| AMDAdvanced Micro Devices Inc | 4.98% | 3.68% | 3.68% |
| MSFTMicrosoft Corp | 3.58% | 5.30% | 3.58% |
| AVGOBroadcom Inc | 3.89% | 3.36% | 3.36% |
| METAMeta Platforms Inc | 2.98% | 2.96% | 2.96% |
| PLTRPalantir Technologies Inc | 1.94% | 1.57% | 1.57% |
| WDCWestern Digital Corp | 1.16% | 0.79% | 0.79% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in CHAT
Only in QQQM
Questions people ask
Is CHAT the same as QQQM?
39.8% of their weight sits in the same 14 holdings. CHAT also reports SKHY, SAMSUNG ELECTRONICS CO LTD, SOFTBANK GROUP CORP, which the other does not. QQQM also reports AAPL, TSLA, INTC, which the other does not.
How is the overlap between CHAT and QQQM measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 99% of CHAT and 100% of QQQM, so the number cannot exceed the smaller coverage.
Which holds more, QQQM or CHAT?
CHAT reports 40 stock positions and QQQM reports 100. 50.0% of CHAT's weight sits in names QQQM does not hold, and 55.8% of QQQM's weight in names CHAT does not hold. The ten largest positions are 46.1% of CHAT and 50.3% of QQQM.
How do CHAT and QQQM differ by sector?
The widest gap is Consumer Cyclical: QQQM has 7.1 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
QQQM 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.