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Contract OI history

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Jan 15, 2027 EXPIRATION

OKLO $220.00 Call

OKLO270115C00220000

Latest saved OI1,280Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $220.00 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. 1,2806400 2026-10-02: 1,280 OI2026-10-05: 1,280 OI2026-10-06: 1,280 OI2026-10-07: 1,280 OI2026-10-08: 1,280 OI2026-10-09: 1,280 OI2026-10-13: 1,279 OI2026-10-14: 1,279 OI2026-10-15: 1,279 OI2026-10-16: 1,279 OI2026-10-21: 1,280 OI2026-10-23: 1,280 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, 2026Viewing1,2800
Oct 21, 20261,280+1
Oct 16, 20261,2790
Oct 15, 20261,2790
Oct 14, 20261,2790
Oct 13, 20261,279-1
Oct 09, 20261,2800
Oct 08, 20261,2800
Oct 07, 20261,2800
Oct 06, 20261,2800
Oct 05, 20261,2800
Oct 02, 20261,280No prior observation