what is the best stock performance in 2021 in qqq

The top 3 holdings of QQQ are NVIDIA (NVDA) (9.677%), Apple (AAPL) (8.296%) and Microsoft (MSFT) (8.217%).

FUNDHOLDING% OF FUNDVALUE ($)
QQQ
NVIDIA (NVDA)
9.677%
$39.7B
QQQ
Apple (AAPL)
8.296%
$34B
QQQ
Microsoft (MSFT)
8.217%
$33.7B
QQQ
Broadcom (AVGO)
5.857%
$24B
QQQ
Amazon (AMZN)
5.034%
$20.6B
QQQ
Tesla (TSLA)
3.429%
$14.1B
QQQ
Facebook (META)
3.387%
$13.9B
QQQ
Alphabet Inc Class A (GOOGL)
3.257%
$13.4B
QQQ
Alphabet Inc Class C
3.048%
$12.5B
QQQ
Netflix (NFLX)
2.38%
$9.8B
QQQ
Palantir Technologies Inc. Class A Common Stock
2.201%
$9B
QQQ
Advanced Micro Devices (AMD)
2.156%
$8.8B
QQQ
Costco Wholesale (COST)
2.11%
$8.7B
QQQ
Cisco Systems (CSCO)
1.446%
$5.9B
QQQ
T-Mobile US (TMUS)
1.271%
$5.2B
QQQ
Micron Technology (MU)
1.26%
$5.2B
QQQ
Shopify Inc
1.093%
$4.5B
QQQ
PepsiCo (PEP)
1.069%
$4.4B
QQQ
Linde plc Ordinary Shares
1.067%
$4.4B
QQQ
Qualcomm (QCOM)
1.036%
$4.2B
QQQ
Lam Research (LRCX)
1.016%
$4.2B
QQQ
Applovin (APP)
1.012%
$4.2B
QQQ
Intuitive Surgical (ISRG)
1.011%
$4.1B
QQQ
Intuit (INTU)
0.975%
$4B
QQQ
Applied Materials (AMAT)
0.943%
$3.9B
Holdings are tracked for approximately 2000 ETFs.