iShares Core S&P Total U.S. Stock Market ETF (ITOT) and Invesco QQQ Trust, Series 1 (QQQ) share 93 holdings, with roughly 50% of their portfolio weight overlapping.
Weight overlap
50%
Shared portfolio weight
Shared holdings
93
Securities in both funds
Funds
ITOT · QQQ
Compared side by side
Interactive charts, sector exposure, combined allocation, and the full overlap heatmap.
Every holding both funds own, ranked by shared exposure (how much of the position they hold in common). The weight gap shows which fund tilts more heavily into it.
| Holding | In ITOT | In QQQ | Weight gap |
|---|---|---|---|
| NVDANVIDIA | 7.28% | 8.69% | 1.41%QQQ |
| AAPLApple | 6.56% | 7.39% | 0.83%QQQ |
| MSFTMicrosoft | 4.95% | 5.85% | 0.90%QQQ |
| AMZNAMAZON.COM | 3.28% | 4.40% | 1.12%QQQ |
| GOOGLAlphabet | 2.69% | 3.14% | 0.45%QQQ |
| METAMETA PLATFORMS CLASS A | 2.30% | 2.89% | 0.59%QQQ |
| AVGOBROADCOM | 2.23% | 2.78% | 0.55%QQQ |
| GOOGALPHABET CL C | 2.16% | 2.91% | 0.75%QQQ |
| MUMICRON TECHNOLOGY | 1.63% | 4.95% | 3.32%QQQ |
| TSLATESLA | 1.43% | 2.92% | 1.49%QQQ |
| AMDADVANCED MICRO DEVICES | 1.38% | 3.62% | 2.24%QQQ |
| INTCINTEL | 0.85% | 2.30% | 1.45%QQQ |
| WMTWalmart | 0.64% | 2.27% | 1.63%QQQ |
| PLTRPALANTIR TECHNOLOGIES A | 0.59% | 1.72% | 1.13%QQQ |
| CSCOCISCO SYSTEMS | 0.56% | 1.89% | 1.33%QQQ |
| COSTCOSTCO WHOLESALE | 0.53% | 1.77% | 1.24%QQQ |
| LRCXLAM RESEARCH | 0.51% | 1.76% | 1.25%QQQ |
| AMATAPPLIED MATERIALS | 0.50% | 1.65% | 1.15%QQQ |
| PANWPALO ALTO NETWORKS | 0.43% | 1.21% | 0.78%QQQ |
| NFLXNETFLIX | 0.40% | 1.42% | 1.02%QQQ |
| CRWDCROWDSTRIKE HOLDINGS A | 0.35% | 0.94% | 0.59%QQQ |
| SNDKSANDISK | 0.34% | 1.13% | 0.79%QQQ |
| KLACKLA | 0.33% | 1.08% | 0.75%QQQ |
| TXNTEXAS INSTRUMENTS | 0.33% | 1.03% | 0.70%QQQ |
| MRVLMARVELL TECHNOLOGY | 0.30% | 0.87% | 0.57%QQQ |
| AMGNAmgen | 0.29% | 0.94% | 0.65%QQQ |
| LINLINDE | 0.29% | 0.95% | 0.66%QQQ |
| QCOMQUALCOMM | 0.28% | 0.81% | 0.53%QQQ |
| SPCXSpace Exploration Technologies Class A | 0.27% | 1.29% | 1.02%QQQ |
| STXSEAGATE TECHNOLOGY HOLDINGS | 0.27% | 0.89% | 0.62%QQQ |
| ADIANALOG DEVICES | 0.25% | 0.78% | 0.53%QQQ |
| GILDGILEAD SCIENCES | 0.25% | 0.80% | 0.55%QQQ |
| PEPPEPSICO | 0.23% | 0.84% | 0.61%QQQ |
| WDCWESTERN DIGITAL | 0.22% | 0.72% | 0.50%QQQ |
| ISRGINTUITIVE SURGICAL | 0.19% | 0.54% | 0.35%QQQ |
| VRTXVERTEX PHARMACEUTICALS | 0.18% | 0.59% | 0.41%QQQ |
| BKNGBOOKING HOLDINGS | 0.16% | 0.61% | 0.45%QQQ |
| FTNTFORTINET | 0.15% | 0.51% | 0.36%QQQ |
| ADPAUTOMATIC DATA PROCESSING | 0.14% | 0.47% | 0.33%QQQ |
| SBUXSTARBUCKS | 0.14% | 0.51% | 0.37%QQQ |
| ADBEADOBE | 0.13% | 0.46% | 0.33%QQQ |
| CDNSCADENCE DESIGN SYS | 0.12% | 0.34% | 0.22%QQQ |
| CEGCONSTELLATION ENERGY | 0.12% | 0.47% | 0.35%QQQ |
| CSX | 0.12% | 0.40% | 0.28%QQQ |
| DDOGDATADOG CLASS A | 0.12% | 0.31% | 0.19%QQQ |
| APPAPPLOVIN CLASS A | 0.11% | 0.42% | 0.31%QQQ |
| LITELUMENTUM HOLDINGS | 0.11% | 0.33% | 0.22%QQQ |
| SNPSSYNOPSYS | 0.11% | 0.33% | 0.22%QQQ |
| TMUST MOBILE US | 0.11% | 0.87% | 0.76%QQQ |
| CMCSACOMCAST CLASS A | 0.10% | 0.41% | 0.31%QQQ |
| INTUINTUIT | 0.10% | 0.38% | 0.28%QQQ |
| MARMARRIOTT INTERNATIONAL CL A | 0.10% | 0.38% | 0.28%QQQ |
| MDLZMONDELEZ INTERNATIONAL A | 0.10% | 0.35% | 0.25%QQQ |
| REGNREGENERON PHARMACEUTICALS | 0.10% | 0.37% | 0.27%QQQ |
| ROSTROSS STORES | 0.10% | 0.32% | 0.22%QQQ |
| WBDWARNER BROS DISCOVERY | 0.10% | 0.31% | 0.21%QQQ |
| ABNBAIRBNB CLASS A | 0.09% | 0.32% | 0.23%QQQ |
| AEPAMERICAN ELECTRIC POWER | 0.09% | 0.30% | 0.21%QQQ |
| CTASCINTAS | 0.09% | 0.35% | 0.26%QQQ |
| DASHDOORDASH A | 0.09% | 0.36% | 0.27%QQQ |
| HONHONEYWELL INTERNATIONAL | 0.09% | 0.29% | 0.20%QQQ |
| MPWRMONOLITHIC POWER SYSTEMS | 0.09% | 0.26% | 0.17%QQQ |
| ORLYO REILLY AUTOMOTIVE | 0.09% | 0.31% | 0.22%QQQ |
| ALABAstera Labs | 0.08% | 0.22% | 0.14%QQQ |
| BKRBAKER HUGHES | 0.08% | 0.28% | 0.20%QQQ |
| FASTFASTENAL | 0.08% | 0.25% | 0.17%QQQ |
| MNSTMONSTER BEVERAGE | 0.08% | 0.37% | 0.29%QQQ |
| MSTRMicroStrategy Class A | 0.08% | 0.20% | 0.12%QQQ |
| NXPINXP SEMICONDUCTORS NV | 0.08% | 0.25% | 0.17%QQQ |
| PCARPACCAR | 0.08% | 0.28% | 0.20%QQQ |
| TERTERADYNE | 0.08% | 0.26% | 0.18%QQQ |
| HONAHONEYWELL AEROSPACE | 0.07% | 0.22% | 0.15%QQQ |
| ADSKAUTODESK | 0.06% | 0.20% | 0.14%QQQ |
| KDPKEURIG DR PEPPER | 0.06% | 0.19% | 0.13%QQQ |
| PYPLPAYPAL HOLDINGS | 0.06% | 0.21% | 0.15%QQQ |
| XELXCEL ENERGY | 0.06% | 0.21% | 0.15%QQQ |
| AXONAXON ENTERPRISE | 0.05% | 0.18% | 0.13%QQQ |
| CRWVCoreWeave Class A | 0.05% | 0.20% | 0.15%QQQ |
| EXCEXELON | 0.05% | 0.20% | 0.15%QQQ |
| FANGDIAMONDBACK ENERGY | 0.05% | 0.25% | 0.20%QQQ |
| IDXXIDEXX LABORATORIES | 0.05% | 0.18% | 0.13%QQQ |
| MCHPMICROCHIP TECHNOLOGY | 0.05% | 0.18% | 0.13%QQQ |
| RKLBRocket Lab | 0.05% | 0.17% | 0.12%QQQ |
| ROPROPER TECHNOLOGIES | 0.05% | 0.18% | 0.13%QQQ |
| TTWOTAKE TWO INTERACTIVE SOFTWRE | 0.05% | 0.17% | 0.12%QQQ |
| WDAYWORKDAY CLASS A | 0.05% | 0.16% | 0.11%QQQ |
| ALNYAlnylam Pharmaceuticals | 0.04% | 0.15% | 0.11%QQQ |
| DXCMDEXCOM | 0.04% | 0.14% | 0.10%QQQ |
| GEHCGE HEALTHCARE TECHNOLOGY | 0.04% | 0.13% | 0.09%QQQ |
| ODFLOLD DOMINION FREIGHT LINE | 0.04% | 0.17% | 0.13%QQQ |
| PAYXPAYCHEX | 0.04% | 0.18% | 0.14%QQQ |
| CPRTCOPART | 0.03% | 0.13% | 0.10%QQQ |
| KHCKRAFT HEINZ | 0.03% | 0.13% | 0.10%QQQ |
1–20 of 93
How each fund's equity holdings break down by sector, side by side — the clearest read on where the two funds tilt differently.
| Sector | In ITOT | In QQQ |
|---|---|---|
Technology | 38.3% | 59.5% |
Communication Services | 9.4% | 12.8% |
Consumer Cyclical | 8.7% | 10.8% |
Healthcare | 9.7% | 3.8% |
Industrials | 8.8% | 4.1% |
Financial Services | 11.6% | 0.2% |
Consumer Defensive | 4.2% | 6.1% |
Energy | 3.6% | 0.5% |
Utilities | 1.9% | 1.2% |
Basic Materials | 1.8% | 1.0% |
Real Estate | 2.1% | 0.0% |
Weights are of each fund’s classified equity holdings.
ITOT
QQQ
Two ETFs overlap when they hold the same underlying securities. Holding both funds can leave you more concentrated than you think — you may own the same large companies twice, at a combined weight neither fund shows on its own. The weight overlap above is the share of portfolio weight the two funds hold in common: for every security both own, it counts only the smaller of the two weights (the slice you genuinely double up on). 0% means completely different books; 100% means effectively identical funds.