OITracker Cboe delayed data

Contract OI history

Back to F

Oct 30, 2026 EXPIRATION

F $12.50 Put

F261030P00012500

Latest saved OI3,506Oct 23, 2026
Last change+67vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
F $12.50 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. 3,5061,7530 2026-10-02: 1,247 OI2026-10-05: 1,225 OI2026-10-06: 1,481 OI2026-10-07: 1,635 OI2026-10-08: 1,635 OI2026-10-09: 1,648 OI2026-10-13: 1,663 OI2026-10-14: 1,663 OI2026-10-15: 1,665 OI2026-10-16: 1,696 OI2026-10-21: 3,439 OI2026-10-23: 3,506 OI Oct 02, 2026Oct 23, 2026

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

F contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,506+67
Oct 21, 20263,439+1,743
Oct 16, 20261,696+31
Oct 15, 20261,665+2
Oct 14, 20261,6630
Oct 13, 20261,663+15
Oct 09, 20261,648+13
Oct 08, 20261,6350
Oct 07, 20261,635+154
Oct 06, 20261,481+256
Oct 05, 20261,225-22
Oct 02, 20261,247No prior observation