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Contract OI history

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Jan 15, 2027 EXPIRATION

OKLO $27.00 Call

OKLO270115C00027000

Latest saved OI616Oct 23, 2026
Last change+41vs 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. 6163080 2026-10-02: 502 OI2026-10-05: 502 OI2026-10-06: 502 OI2026-10-07: 502 OI2026-10-08: 502 OI2026-10-09: 502 OI2026-10-13: 502 OI2026-10-14: 502 OI2026-10-15: 549 OI2026-10-16: 560 OI2026-10-21: 575 OI2026-10-23: 616 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, 2026Viewing616+41
Oct 21, 2026575+15
Oct 16, 2026560+11
Oct 15, 2026549+47
Oct 14, 20265020
Oct 13, 20265020
Oct 09, 20265020
Oct 08, 20265020
Oct 07, 20265020
Oct 06, 20265020
Oct 05, 20265020
Oct 02, 2026502No prior observation