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Contract OI history

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Jun 17, 2027 EXPIRATION

OKLO $40.00 Call

OKLO270617C00040000

Latest saved OI3,376Oct 23, 2026
Last change+2,786vs 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. 3,3761,6880 2026-10-02: 637 OI2026-10-05: 631 OI2026-10-06: 614 OI2026-10-07: 623 OI2026-10-08: 623 OI2026-10-09: 614 OI2026-10-13: 620 OI2026-10-14: 620 OI2026-10-15: 532 OI2026-10-16: 539 OI2026-10-21: 590 OI2026-10-23: 3,376 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, 20263,376+2,786
Oct 21, 2026Viewing590+51
Oct 16, 2026539+7
Oct 15, 2026532-88
Oct 14, 20266200
Oct 13, 2026620+6
Oct 09, 2026614-9
Oct 08, 20266230
Oct 07, 2026623+9
Oct 06, 2026614-17
Oct 05, 2026631-6
Oct 02, 2026637No prior observation