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Contract OI history

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Nov 20, 2026 EXPIRATION

OKLO $55.00 Call

OKLO261120C00055000

Latest saved OI1,838Oct 23, 2026
Last change+26vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $55.00 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. 1,8519250 2026-10-02: 1,581 OI2026-10-05: 1,579 OI2026-10-06: 1,680 OI2026-10-07: 1,662 OI2026-10-08: 1,662 OI2026-10-09: 1,668 OI2026-10-13: 1,851 OI2026-10-14: 1,851 OI2026-10-15: 1,845 OI2026-10-16: 1,824 OI2026-10-21: 1,812 OI2026-10-23: 1,838 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, 20261,838+26
Oct 21, 2026Viewing1,812-12
Oct 16, 20261,824-21
Oct 15, 20261,845-6
Oct 14, 20261,8510
Oct 13, 20261,851+183
Oct 09, 20261,668+6
Oct 08, 20261,6620
Oct 07, 20261,662-18
Oct 06, 20261,680+101
Oct 05, 20261,579-2
Oct 02, 20261,581No prior observation