Buying pressure

Each session's net delta of options flow in stock-equivalent dollars, over 60 sessions, with SPY.

• days (array): [date, net delta $, SPY close].
• today (number): Today's net delta, $.
• avg (number): The 60-session average.
• GET /market/options/pressure: Buying pressure. Each session's net delta of options flow in stock-equivalent dollars, over 60 sessions, with SPY.

Updated 2026-11-06 11:42 UTC