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Contract OI history

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Dec 18, 2026 EXPIRATION

OKLO $55.00 Put

OKLO261218P00055000

Latest saved OI1,410Oct 23, 2026
Last change-14vs 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. 1,4417200 2026-10-02: 1,438 OI2026-10-05: 1,441 OI2026-10-06: 1,440 OI2026-10-07: 1,440 OI2026-10-08: 1,440 OI2026-10-09: 1,436 OI2026-10-13: 1,418 OI2026-10-14: 1,418 OI2026-10-15: 1,420 OI2026-10-16: 1,437 OI2026-10-21: 1,424 OI2026-10-23: 1,410 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, 20261,410-14
Oct 21, 2026Viewing1,424-13
Oct 16, 20261,437+17
Oct 15, 20261,420+2
Oct 14, 20261,4180
Oct 13, 20261,418-18
Oct 09, 20261,436-4
Oct 08, 20261,4400
Oct 07, 20261,4400
Oct 06, 20261,440-1
Oct 05, 20261,441+3
Oct 02, 20261,438No prior observation