OITracker Cboe delayed data

Contract OI history

Back to OKLO

Oct 23, 2026 EXPIRATION

OKLO $55.00 Call

OKLO261023C00055000

Latest saved OI174Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $55.00 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. 180900 2026-10-02: 169 OI2026-10-05: 169 OI2026-10-06: 176 OI2026-10-07: 170 OI2026-10-08: 170 OI2026-10-09: 173 OI2026-10-13: 180 OI2026-10-14: 180 OI2026-10-15: 180 OI2026-10-16: 177 OI2026-10-21: 175 OI2026-10-23: 174 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, 2026Viewing174-1
Oct 21, 2026175-2
Oct 16, 2026177-3
Oct 15, 20261800
Oct 14, 20261800
Oct 13, 2026180+7
Oct 09, 2026173+3
Oct 08, 20261700
Oct 07, 2026170-6
Oct 06, 2026176+7
Oct 05, 20261690
Oct 02, 2026169No prior observation