OITracker Cboe delayed data

Contract OI history

Back to PPTA

Nov 20, 2026 EXPIRATION

PPTA $22.50 Put

PPTA261120P00022500

Latest saved OI106Oct 23, 2026
Last change-23vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PPTA $22.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 129640 2026-10-09: 118 OI2026-10-13: 120 OI2026-10-14: 120 OI2026-10-16: 129 OI2026-10-20: 129 OI2026-10-23: 106 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

PPTA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing106-23
Oct 20, 20261290
Oct 16, 2026129+9
Oct 14, 20261200
Oct 13, 2026120+2
Oct 09, 2026118No prior observation