OITracker Cboe delayed data

Contract OI history

Back to RIG

Sep 17, 2027 EXPIRATION

RIG $4.00 Call

RIG270917C00004000

Latest saved OI314Oct 23, 2026
Last change+8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $4.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3141570 2026-10-02: 304 OI2026-10-05: 304 OI2026-10-06: 305 OI2026-10-07: 305 OI2026-10-08: 305 OI2026-10-09: 306 OI2026-10-13: 306 OI2026-10-14: 306 OI2026-10-15: 306 OI2026-10-16: 306 OI2026-10-21: 306 OI2026-10-23: 314 OI Oct 02, 2026Oct 23, 2026

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

RIG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing314+8
Oct 21, 20263060
Oct 16, 20263060
Oct 15, 20263060
Oct 14, 20263060
Oct 13, 20263060
Oct 09, 2026306+1
Oct 08, 20263050
Oct 07, 20263050
Oct 06, 2026305+1
Oct 05, 20263040
Oct 02, 2026304No prior observation