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Contract OI history

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Mar 19, 2027 EXPIRATION

OKLO $65.00 Put

OKLO270319P00065000

Latest saved OI689Oct 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 $65.00 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. 6893440 2026-10-02: 665 OI2026-10-05: 665 OI2026-10-06: 665 OI2026-10-07: 667 OI2026-10-08: 667 OI2026-10-09: 667 OI2026-10-13: 667 OI2026-10-14: 667 OI2026-10-15: 657 OI2026-10-16: 657 OI2026-10-21: 688 OI2026-10-23: 689 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, 2026689+1
Oct 21, 2026Viewing688+31
Oct 16, 20266570
Oct 15, 2026657-10
Oct 14, 20266670
Oct 13, 20266670
Oct 09, 20266670
Oct 08, 20266670
Oct 07, 2026667+2
Oct 06, 20266650
Oct 05, 20266650
Oct 02, 2026665No prior observation