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Contract OI history

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Oct 30, 2026 EXPIRATION

OKLO $40.00 Put

OKLO261030P00040000

Latest saved OI5Oct 23, 2026
Last change-90vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $40.00 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. 2661330 2026-10-02: 85 OI2026-10-05: 90 OI2026-10-06: 100 OI2026-10-07: 103 OI2026-10-08: 103 OI2026-10-09: 266 OI2026-10-13: 203 OI2026-10-14: 203 OI2026-10-15: 191 OI2026-10-16: 171 OI2026-10-21: 95 OI2026-10-23: 5 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, 20265-90
Oct 21, 2026Viewing95-76
Oct 16, 2026171-20
Oct 15, 2026191-12
Oct 14, 20262030
Oct 13, 2026203-63
Oct 09, 2026266+163
Oct 08, 20261030
Oct 07, 2026103+3
Oct 06, 2026100+10
Oct 05, 202690+5
Oct 02, 202685No prior observation