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Contract OI history

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Oct 30, 2026 EXPIRATION

OKLO $42.00 Put

OKLO261030P00042000

Latest saved OI0Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $42.00 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. 1990 2026-10-02: 13 OI2026-10-05: 14 OI2026-10-06: 19 OI2026-10-07: 19 OI2026-10-08: 19 OI2026-10-09: 16 OI2026-10-13: 16 OI2026-10-14: 16 OI2026-10-15: 15 OI2026-10-16: 15 OI2026-10-21: 5 OI2026-10-23: 0 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, 20260-5
Oct 21, 2026Viewing5-10
Oct 16, 2026150
Oct 15, 202615-1
Oct 14, 2026160
Oct 13, 2026160
Oct 09, 202616-3
Oct 08, 2026190
Oct 07, 2026190
Oct 06, 202619+5
Oct 05, 202614+1
Oct 02, 202613No prior observation