OITracker Cboe delayed data

Contract OI history

Back to RIG

Oct 30, 2026 EXPIRATION

RIG $5.50 Call

RIG261030C00005500

Latest saved OI383Oct 23, 2026
Last change-29vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
RIG $5.50 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. 4122060 2026-10-02: 188 OI2026-10-05: 196 OI2026-10-06: 202 OI2026-10-07: 202 OI2026-10-08: 260 OI2026-10-09: 266 OI2026-10-13: 273 OI2026-10-14: 273 OI2026-10-15: 277 OI2026-10-16: 326 OI2026-10-21: 412 OI2026-10-23: 383 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, 2026Viewing383-29
Oct 21, 2026412+86
Oct 16, 2026326+49
Oct 15, 2026277+4
Oct 14, 20262730
Oct 13, 2026273+7
Oct 09, 2026266+6
Oct 08, 2026260+58
Oct 07, 20262020
Oct 06, 2026202+6
Oct 05, 2026196+8
Oct 02, 2026188No prior observation