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Contract OI history

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Nov 20, 2026 EXPIRATION

OKLO $22.50 Put

OKLO261120P00022500

Latest saved OI2,025Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $22.50 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. 2,0251,0120 2026-10-02: 567 OI2026-10-05: 577 OI2026-10-06: 577 OI2026-10-07: 737 OI2026-10-08: 737 OI2026-10-09: 738 OI2026-10-13: 613 OI2026-10-14: 613 OI2026-10-15: 614 OI2026-10-16: 618 OI2026-10-21: 2,024 OI2026-10-23: 2,025 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, 2026Viewing2,025+1
Oct 21, 20262,024+1,406
Oct 16, 2026618+4
Oct 15, 2026614+1
Oct 14, 20266130
Oct 13, 2026613-125
Oct 09, 2026738+1
Oct 08, 20267370
Oct 07, 2026737+160
Oct 06, 20265770
Oct 05, 2026577+10
Oct 02, 2026567No prior observation