OITracker Cboe delayed data

Contract OI history

Back to DECK

Dec 18, 2026 EXPIRATION

DECK $55.00 Put

DECK261218P00055000

Latest saved OI502Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DECK $55.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5242620 2026-10-02: 524 OI2026-10-05: 524 OI2026-10-06: 496 OI2026-10-07: 496 OI2026-10-08: 496 OI2026-10-09: 496 OI2026-10-13: 496 OI2026-10-14: 496 OI2026-10-15: 496 OI2026-10-16: 499 OI2026-10-21: 502 OI2026-10-23: 502 OI Oct 02, 2026Oct 23, 2026

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

DECK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5020
Oct 21, 2026502+3
Oct 16, 2026499+3
Oct 15, 20264960
Oct 14, 20264960
Oct 13, 20264960
Oct 09, 20264960
Oct 08, 20264960
Oct 07, 20264960
Oct 06, 2026496-28
Oct 05, 20265240
Oct 02, 2026524No prior observation