$43.7T aggregate market capitalization (as of April 2026), S&P 500 tracks 500 large-cap US equities and serves as primary barometer for US equity market health. Down 5% last month amid geopolitical tensions over Iran-US ceasefire negotiations and oil shock concerns; UBS cut 2026 index target citing war risks and energy price volatility.
Full PSI intelligence, network analysis, EDGAR filings, and predicted links require an access token.