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Contract OI history

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Oct 23, 2026 EXPIRATION

OKLO $26.50 Put

OKLO261023P00026500

Latest saved OI389Oct 23, 2026
Last change+105vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $26.50 put open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 3891940 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 157 OI2026-10-16: 160 OI2026-10-21: 284 OI2026-10-23: 389 OI Oct 13, 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, 2026Viewing389+105
Oct 21, 2026284+124
Oct 16, 2026160+3
Oct 15, 2026157+157
Oct 14, 202600
Oct 13, 20260No prior observation