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Contract OI history

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Nov 20, 2026 EXPIRATION

OKLO $55.00 Put

OKLO261120P00055000

Latest saved OI18Oct 23, 2026
Last change-149vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $55.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6273130 2026-10-02: 526 OI2026-10-05: 524 OI2026-10-06: 525 OI2026-10-07: 542 OI2026-10-08: 542 OI2026-10-09: 627 OI2026-10-13: 591 OI2026-10-14: 591 OI2026-10-15: 520 OI2026-10-16: 491 OI2026-10-21: 167 OI2026-10-23: 18 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, 202618-149
Oct 21, 2026Viewing167-324
Oct 16, 2026491-29
Oct 15, 2026520-71
Oct 14, 20265910
Oct 13, 2026591-36
Oct 09, 2026627+85
Oct 08, 20265420
Oct 07, 2026542+17
Oct 06, 2026525+1
Oct 05, 2026524-2
Oct 02, 2026526No prior observation