Week of Oct 19 to Oct 23, 2026
SPX gamma levels, week of Oct 19 to Oct 23, 2026
The SPX call wall, put wall and zero-gamma flip published each morning from settled open interest, where each session's price sat against them, and the week's options expirations and scheduled releases. Each session's row is added after its close.
This is the current week. SPX levels this week adds the latest levels on file and the week ahead.
Sessions
| Session | Call wall | Put wall | Flip | Regime | Price |
|---|---|---|---|---|---|
| Mon 2026-10-19 | posts before the open | posts before the open | posts before the open | posts before the open | posts after the close |
| Tue 2026-10-20 | posts before the open | posts before the open | posts before the open | posts before the open | posts after the close |
| Wed 2026-10-21 | posts before the open | posts before the open | posts before the open | posts before the open | posts after the close |
| Thu 2026-10-22 | posts before the open | posts before the open | posts before the open | posts before the open | posts after the close |
| Fri 2026-10-23 | posts before the open | posts before the open | posts before the open | posts before the open | posts after the close |
- Monday. Session scheduled. Its levels are published that morning before the open.
- Tuesday. Session scheduled. Its levels are published that morning before the open.
- Wednesday. Session scheduled. Its levels are published that morning before the open.
- Thursday. Session scheduled. Its levels are published that morning before the open.
- Friday. Session scheduled. Its levels are published that morning before the open.
Calendar for the week: expirations and releases
- Monday 2026-10-19 session
- Tuesday 2026-10-20 session
- New Residential Construction (September 2026 data), 8:30 a.m. ET. Census Bureau. Building permits, housing starts and housing completions, listed on the Census Bureau 2026 economic indicator calendar. Source
- State Employment and Unemployment (September 2026 data), 10:00 a.m. ET. Bureau of Labor Statistics. The monthly state employment and unemployment release, listed on the BLS October 2026 release schedule. Source
- Wednesday 2026-10-21 session
- Thursday 2026-10-22 session
- Friday 2026-10-23 session
Other weeks
How to read this
A record of published levels and dated calendar entries. Not advice and not a forecast: nothing on this page says where SPX goes next.
Go deeper
- SPX gamma exposure for today's call wall, put wall and flip with the session log.
- Session record for one session's close, high and low against its morning levels.
- OpEx dates 2026 for every monthly and quarterly expiration in the year.
- Morning levels for what moved against the prior settlement before the open.