OITracker Cboe delayed data

Contract OI history

Back to OKLO

Jun 17, 2027 EXPIRATION

OKLO $40.00 Put

OKLO270617P00040000

Latest saved OI1,330Oct 23, 2026
Last change+15vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $40.00 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. 1,3306650 2026-10-02: 976 OI2026-10-05: 976 OI2026-10-06: 1,292 OI2026-10-07: 1,297 OI2026-10-08: 1,297 OI2026-10-09: 1,299 OI2026-10-13: 1,300 OI2026-10-14: 1,300 OI2026-10-15: 1,298 OI2026-10-16: 1,302 OI2026-10-21: 1,315 OI2026-10-23: 1,330 OI Oct 02, 2026Oct 23, 2026

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

OKLO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,330+15
Oct 21, 2026Viewing1,315+13
Oct 16, 20261,302+4
Oct 15, 20261,298-2
Oct 14, 20261,3000
Oct 13, 20261,300+1
Oct 09, 20261,299+2
Oct 08, 20261,2970
Oct 07, 20261,297+5
Oct 06, 20261,292+316
Oct 05, 20269760
Oct 02, 2026976No prior observation