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Contract OI history

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Dec 17, 2027 EXPIRATION

OKLO $18.00 Put

OKLO271217P00018000

Latest saved OI547Oct 23, 2026
Last change+8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $18.00 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. 5472730 2026-10-02: 511 OI2026-10-05: 511 OI2026-10-06: 511 OI2026-10-07: 511 OI2026-10-08: 511 OI2026-10-09: 514 OI2026-10-13: 514 OI2026-10-14: 514 OI2026-10-15: 514 OI2026-10-16: 514 OI2026-10-21: 539 OI2026-10-23: 547 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, 2026547+8
Oct 21, 2026Viewing539+25
Oct 16, 20265140
Oct 15, 20265140
Oct 14, 20265140
Oct 13, 20265140
Oct 09, 2026514+3
Oct 08, 20265110
Oct 07, 20265110
Oct 06, 20265110
Oct 05, 20265110
Oct 02, 2026511No prior observation