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Contract OI history

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Oct 23, 2026 EXPIRATION

OKLO $27.50 Call

OKLO261023C00027500

Latest saved OI532Oct 23, 2026
Last change+61vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $27.50 call open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 5322660 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 0 OI2026-10-16: 7 OI2026-10-21: 471 OI2026-10-23: 532 OI Oct 13, 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, 2026532+61
Oct 21, 2026Viewing471+464
Oct 16, 20267+7
Oct 15, 202600
Oct 14, 202600
Oct 13, 20260No prior observation