IGM vs QQQ overlap - what they share and where they differ

IGM and QQQ share 69.2% of their weight across 44 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.

IGM and QQQ

69.2%

44 shared positions

IGM

iShares Expanded Tech Sector ETF

Reported positions cover 100% of the fund, 273 positions · Jun 30, 2026

Top 10: 58.1%·Holdings of IGM

QQQ

Invesco QQQ Trust, Series 1

Reported positions cover 100% of the fund, 101 positions · Jun 30, 2026

Top 10: 47.8%·Holdings of QQQ

Reported positions cover IGM 100%, QQQ 100% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.

QQQ vs IGM side by side

IGMiShares Expanded Tech Sector ETF

273

stock positions reported to the SEC

17.7% of its weight is in 229 names QQQ does not hold

QQQInvesco QQQ Trust, Series 1

101

stock positions reported to the SEC

30.0% of its weight is in 57 names IGM does not hold

Where each fund's weight sits

IGM
QQQ
shared with the other fundheld alonenot covered by the filing (cash, futures, bonds)

Largest sectors for both funds

Technology
94.8%
70.7%
Consumer Cyclical
0.6%
10.6%
Consumer Defensive
0.0%
5.5%
Healthcare
1.2%
3.9%
Communication Services
1.4%
2.9%
Basic Materials
1.0%
0.0%

The widest gap is Technology: IGM has 24.1 points more of it.

The figures side by side

IGMQQQ
Filing dateJun 30, 2026Jun 30, 2026
Stock positions reported273101
Weight of the ten largest58.1%47.8%
Largest positionGOOGL 8.0%NVDA 7.6%
Held alone229 positions, 17.7%57 positions, 30.0%
Covered by stock positions100%100%

Holdings they share

StockIn IGMIn QQQCounted
NVDANVIDIA Corp.7.96%7.60%7.60%
AAPLApple, Inc.7.91%6.67%6.67%
GOOGLAlphabet, Inc.7.98%6.29%6.29%
MUMicron Technology, Inc.5.46%5.64%5.46%
MSFTMicrosoft Corp.7.49%4.35%4.35%
AMDAdvanced Micro Devices, Inc.4.13%4.10%4.10%
INTCIntel Corp.2.87%3.04%2.87%
AVGOBroadcom, Inc.7.60%2.81%2.81%
METAMeta Platforms, Inc.4.16%2.62%2.62%
AMATApplied Materials, Inc.2.50%2.49%2.49%

What each holds alone

The heaviest positions one fund reports and the other does not.

Only in IGM

IBMInternational Business Machines Corp.1.15%
ORCLOracle Corp.1.08%
APHAmphenol Corp.0.95%
GLWCorning, Inc.0.87%
ANETArista Networks, Inc.0.76%
CRMSalesforce, Inc.0.56%
DELLDell Technologies, Inc.0.54%
NOWServiceNow, Inc.0.45%
SNOWSnowflake, Inc.0.38%
COHRCoherent Corp.0.34%

Only in QQQ

AMZNAmazon.com, Inc.4.02%
TSLATesla, Inc.3.30%
WMTWalmart Inc.2.39%
COSTCostco Wholesale Corp.1.80%
LINLinde PLC1.04%
AMGNAmgen Inc.0.85%
PEPPepsiCo, Inc.0.80%
ASMLASML Holding N.V.0.79%
TMUST-Mobile US, Inc.0.79%
GILDGilead Sciences, Inc.0.68%

Questions people ask

Is IGM the same as QQQ?

69.2% of their weight sits in the same 44 holdings. IGM also reports IBM, ORCL, APH, which the other does not. QQQ also reports AMZN, TSLA, WMT, which the other does not.

How is the overlap between IGM and QQQ 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 IGM and 100% of QQQ, so the number cannot exceed the smaller coverage.

Which holds more, QQQ or IGM?

IGM reports 273 stock positions and QQQ reports 101. 17.7% of IGM's weight sits in names QQQ does not hold, and 30.0% of QQQ's weight in names IGM does not hold. The ten largest positions are 58.1% of IGM and 47.8% of QQQ.

How do IGM and QQQ differ by sector?

The widest gap is Technology: IGM has 24.1 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

QQQ 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.