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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $17.50 Put

OKLO280121P00017500

Latest saved OI1,433Oct 23, 2026
Last change+3vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $17.50 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. 1,4337160 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 1,338 OI2026-10-16: 1,338 OI2026-10-21: 1,430 OI2026-10-23: 1,433 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, 2026Viewing1,433+3
Oct 21, 20261,430+92
Oct 16, 20261,3380
Oct 15, 20261,338+1,338
Oct 14, 202600
Oct 13, 20260No prior observation