Underfolio

Every trading day › 2025

The stock market on April 15, 2025

April 15, 2025, a Tuesday. The S&P 500 fell 0.17% to close at 5396.63. Of 3,532 US stocks that traded, 1,651 rose and 1,777 fell.

The S&P 500-0.17%closed at 5396.63
How big a move#19,792of 24,799 trading days since 1928
$100 in the index since$143price only, to September 24, 2026
Stocks that rose1,651of 3,532; 1,777 fell
Biggest companyApple Inc.by market value that day

Biggest rises among the 500 largest companies

Rocket Lab USA (RKLB)+10.1%
Palantir Technologies (PLTR)+6.2%
Hewlett Packard Enterprise (HPE)+5.1%

Biggest falls among the 500 largest companies

Albertsons (ACI)-7.6%
Summit Therapeutics PLC (SMMT)-5.8%
Zimmer Biomet (ZBH)-4.6%

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

‹ April 14, 2025 · Every April 15 · April 16, 2025 ›

Ask the Lab what came after a day like this

History, not advice. How these numbers are made.