OITracker Cboe delayed data

Contract OI history

Back to OKLO

Jan 21, 2028 EXPIRATION

OKLO $55.00 Call

OKLO280121C00055000

Latest saved OI1,270Oct 23, 2026
Last change+26vs 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. 1,2706350 2026-10-02: 1,135 OI2026-10-05: 1,133 OI2026-10-06: 1,127 OI2026-10-07: 1,127 OI2026-10-08: 1,127 OI2026-10-09: 1,140 OI2026-10-13: 1,190 OI2026-10-14: 1,190 OI2026-10-15: 1,200 OI2026-10-16: 1,201 OI2026-10-21: 1,244 OI2026-10-23: 1,270 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, 20261,270+26
Oct 21, 2026Viewing1,244+43
Oct 16, 20261,201+1
Oct 15, 20261,200+10
Oct 14, 20261,1900
Oct 13, 20261,190+50
Oct 09, 20261,140+13
Oct 08, 20261,1270
Oct 07, 20261,1270
Oct 06, 20261,127-6
Oct 05, 20261,133-2
Oct 02, 20261,135No prior observation