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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $240.00 Call

OKLO280121C00240000

Latest saved OI531Oct 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 $240.00 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. 5492740 2026-10-02: 549 OI2026-10-05: 549 OI2026-10-06: 549 OI2026-10-07: 549 OI2026-10-08: 549 OI2026-10-09: 543 OI2026-10-13: 531 OI2026-10-14: 531 OI2026-10-15: 531 OI2026-10-16: 531 OI2026-10-21: 531 OI2026-10-23: 531 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, 20265310
Oct 21, 2026Viewing5310
Oct 16, 20265310
Oct 15, 20265310
Oct 14, 20265310
Oct 13, 2026531-12
Oct 09, 2026543-6
Oct 08, 20265490
Oct 07, 20265490
Oct 06, 20265490
Oct 05, 20265490
Oct 02, 2026549No prior observation