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Contract OI history

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Oct 30, 2026 EXPIRATION

OKLO $27.00 Call

OKLO261030C00027000

Latest saved OI541Oct 23, 2026
Last change+337vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $27.00 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. 5412700 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 2 OI2026-10-14: 2 OI2026-10-15: 40 OI2026-10-16: 51 OI2026-10-21: 204 OI2026-10-23: 541 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, 2026541+337
Oct 21, 2026Viewing204+153
Oct 16, 202651+11
Oct 15, 202640+38
Oct 14, 202620
Oct 13, 20262+2
Oct 09, 202600
Oct 08, 202600
Oct 07, 202600
Oct 06, 202600
Oct 05, 202600
Oct 02, 20260No prior observation