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Contract OI history

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Oct 23, 2026 EXPIRATION

OKLO $40.00 Call

OKLO261023C00040000

Latest saved OI650Oct 23, 2026
Last change-2vs 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. 7953970 2026-10-02: 444 OI2026-10-05: 370 OI2026-10-06: 795 OI2026-10-07: 635 OI2026-10-08: 635 OI2026-10-09: 639 OI2026-10-13: 603 OI2026-10-14: 603 OI2026-10-15: 651 OI2026-10-16: 661 OI2026-10-21: 652 OI2026-10-23: 650 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, 2026Viewing650-2
Oct 21, 2026652-9
Oct 16, 2026661+10
Oct 15, 2026651+48
Oct 14, 20266030
Oct 13, 2026603-36
Oct 09, 2026639+4
Oct 08, 20266350
Oct 07, 2026635-160
Oct 06, 2026795+425
Oct 05, 2026370-74
Oct 02, 2026444No prior observation