U.S. indices had a mixed day of trading Tuesday following Monday’s weakness. Major indices were trading lower again as investors weigh continued concerns over COVID-19, the Federal Reserve's upcoming two-day meeting and a sell-off in some Chinese equities.

• The SPDR S&P 500 ETF Trust (NASDAQ:SPY) lost 0.09% to $433.63
• The Invesco QQQ Trust Series 1 (NASDAQ:QQQ) gained 0.12% to $366.15
• The SPDR Dow Jones Industrial Average ETF Trust (NASDAQ:DIA) fell 0.09% to $339.11

Here are the day's winners and losers from the Nasdaq-100, according to data from Benzinga Pro.

Tesla Inc (NASDAQ:TSLA), Advanced Micro Devices, Inc. (NASDAQ:AMD) and Moderna Inc (NASDAQ:MRNA) were among the top gainers for the Nasdaq-100 Tuesday.

Activision Blizzard, Inc. (NASDAQ:ATVI), Electronic Arts Inc. (NASDAQ:EA) and Dollar Tree, Inc. (NASDAQ:DLTR) were among the top losers for the Nasdaq-100.

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