OITracker Cboe delayed data

Contract OI history

Back to PRAX

Jan 21, 2028 EXPIRATION

PRAX $130.00 Put

PRAX280121P00130000

Latest saved OI1,012Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
PRAX $130.00 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. 1,0125060 2026-10-09: 1,012 OI2026-10-13: 1,012 OI2026-10-15: 1,012 OI2026-10-16: 1,012 OI2026-10-20: 1,012 OI2026-10-23: 1,012 OI Oct 09, 2026Oct 23, 2026

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

PRAX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,0120
Oct 20, 20261,0120
Oct 16, 20261,0120
Oct 15, 20261,0120
Oct 13, 20261,0120
Oct 09, 20261,012No prior observation