Underfolio

Every trading day › 2020

The stock market on December 28, 2020

December 28, 2020, a Monday. The S&P 500 rose 0.87% to close at 3735.36. Of 3,879 US stocks that traded, 1,932 rose and 1,869 fell.

The S&P 500+0.87%closed at 3735.36
How big a move#7,203of 24,799 trading days since 1928
$100 in the index since$206price only, to September 24, 2026
Stocks that rose1,932of 3,879; 1,869 fell
Biggest companyAppleby market value that day

Biggest rises among the 500 largest companies

Ulta Beauty (ULTA)+5.1%
Cintas Corporation (CTAS)+4.7%
Live Nation Entertainment (LYV)+4.2%

Biggest falls among the 500 largest companies

The Trade Desk, Inc. (TTD)-10.6%
Opendoor Technologies Inc (OPEN)-10.4%
Moderna, Inc. (MRNA)-9.7%

Stock moves count dividends; the index is price only. Market values after 2024 are estimates.

‹ December 24, 2020 · Every December 28 · December 29, 2020 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.