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Contract OI history

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Dec 18, 2026 EXPIRATION

OKLO $22.50 Call

OKLO261218C00022500

Latest saved OI215Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $22.50 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. 2151070 2026-10-02: 183 OI2026-10-05: 183 OI2026-10-06: 183 OI2026-10-07: 183 OI2026-10-08: 183 OI2026-10-09: 183 OI2026-10-13: 192 OI2026-10-14: 192 OI2026-10-15: 192 OI2026-10-16: 192 OI2026-10-21: 211 OI2026-10-23: 215 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, 2026215+4
Oct 21, 2026Viewing211+19
Oct 16, 20261920
Oct 15, 20261920
Oct 14, 20261920
Oct 13, 2026192+9
Oct 09, 20261830
Oct 08, 20261830
Oct 07, 20261830
Oct 06, 20261830
Oct 05, 20261830
Oct 02, 2026183No prior observation