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Contract OI history

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Jan 15, 2027 EXPIRATION

OKLO $40.00 Call

OKLO270115C00040000

Latest saved OI3,293Oct 23, 2026
Last change+309vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $40.00 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. 3,2931,6460 2026-10-02: 2,297 OI2026-10-05: 2,328 OI2026-10-06: 2,583 OI2026-10-07: 2,788 OI2026-10-08: 2,788 OI2026-10-09: 2,869 OI2026-10-13: 3,043 OI2026-10-14: 3,043 OI2026-10-15: 3,082 OI2026-10-16: 3,135 OI2026-10-21: 2,984 OI2026-10-23: 3,293 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, 2026Viewing3,293+309
Oct 21, 20262,984-151
Oct 16, 20263,135+53
Oct 15, 20263,082+39
Oct 14, 20263,0430
Oct 13, 20263,043+174
Oct 09, 20262,869+81
Oct 08, 20262,7880
Oct 07, 20262,788+205
Oct 06, 20262,583+255
Oct 05, 20262,328+31
Oct 02, 20262,297No prior observation