The catalyst
Stock Market: Will S&P 500 Open Up or Down Today?
The thesis
Polymarket odds for the S&P 500 opening higher fell to 22% as markets reacted to midterm results, declining tech futures, and upcoming earnings.

SPY traders got front-run by a 22% upside opening forecast and sliding tech futures.
Cleared the 75 line by 3.
Stock Market: Will S&P 500 Open Up or Down Today?
Polymarket odds for the S&P 500 opening higher fell to 22% as markets reacted to midterm results, declining tech futures, and upcoming earnings.