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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $155.00 Call

OKLO280121C00155000

Latest saved OI2,218Oct 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 $155.00 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. 2,2301,1150 2026-10-02: 2,111 OI2026-10-05: 2,116 OI2026-10-06: 2,216 OI2026-10-07: 2,216 OI2026-10-08: 2,216 OI2026-10-09: 2,216 OI2026-10-13: 2,209 OI2026-10-14: 2,209 OI2026-10-15: 2,230 OI2026-10-16: 2,229 OI2026-10-21: 2,217 OI2026-10-23: 2,218 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, 20262,218+1
Oct 21, 2026Viewing2,217-12
Oct 16, 20262,229-1
Oct 15, 20262,230+21
Oct 14, 20262,2090
Oct 13, 20262,209-7
Oct 09, 20262,2160
Oct 08, 20262,2160
Oct 07, 20262,2160
Oct 06, 20262,216+100
Oct 05, 20262,116+5
Oct 02, 20262,111No prior observation