Of every dollar in QQQ and every dollar in SPY, 54.53% reaches the same companies. The two funds share 88 holdings, and this page lists the heaviest of them with each fund's own weight.
The heaviest companies both funds hold. The shared figure is the smaller of the two weights, which is the part of each dollar that lands in the same place either way.
#
Company
QQQ
SPY
1
NVIDIA Corp.
7.60%
7.52%
2
Apple Inc.
6.67%
6.59%
3
Microsoft Corp.
4.35%
4.30%
4
Amazon.com, Inc.
4.02%
3.62%
5
Alphabet Inc.US02079K3059
3.27%
3.25%
6
Broadcom Inc.
2.81%
2.77%
7
Alphabet Inc.US02079K1079
3.02%
2.59%
8
Micron Technology, Inc.
5.64%
2.02%
9
Meta Platforms, Inc.
2.62%
1.92%
10
Tesla, Inc.
3.30%
1.84%
11
Advanced Micro Devices, Inc.
4.10%
1.47%
12
Intel Corp.
3.04%
1.02%
13
Applied Materials, Inc.
2.49%
0.89%
14
Lam Research Corp.
2.35%
0.84%
15
Walmart Inc.
2.39%
0.77%
16
Cisco Systems, Inc.
2.01%
0.72%
17
Costco Wholesale Corp.
1.80%
0.64%
18
KLA Corp.
1.71%
0.61%
19
Sandisk Corp.
1.46%
0.52%
20
Netflix, Inc.
1.30%
0.47%
21
Palo Alto Networks, Inc.
1.21%
0.43%
22
Texas Instruments Inc.
1.17%
0.42%
23
Palantir Technologies Inc.
1.16%
0.42%
24
Marvell Technology, Inc.
1.13%
0.40%
25
Linde PLC
1.04%
0.37%
Where they differ
QQQ reports 103 holdings and SPY reports 504. 88 of them appear in both, which leaves 15 only in QQQ and 416 only in SPY.
Both sets of holdings come from the funds' own Form N-PORT filings with the SEC, covering 100.28% of QQQ and 99.98% of SPY. Overlap is the sum of the smaller weight over every company both funds hold. Costs and yields come from our market data provider.
Now see it across a whole portfolio
Holding QQQ and SPY together is common. Vestiio opens every fund in a portfolio and shows how much of the money reaches the same companies twice. Try it on a sample portfolio of popular index funds, no card needed. To check your own funds, connect a broker read-only or import a statement on the Basic plan.
Fund Explorer is informational research only. Not investment advice. Vestiio is not supervised by FINMA.
SEC 13F filings are delayed manager-level disclosures and do not show the full portfolio, including cash,
shorts, private assets, many derivatives, fees, leverage, or trades made between reporting dates.