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Contract OI history

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Nov 13, 2026 EXPIRATION

OKLO $40.00 Put

OKLO261113P00040000

Latest saved OI195Oct 23, 2026
Last change-21vs 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. 2821410 2026-10-02: 1 OI2026-10-05: 4 OI2026-10-06: 17 OI2026-10-07: 18 OI2026-10-08: 18 OI2026-10-09: 45 OI2026-10-13: 218 OI2026-10-14: 218 OI2026-10-15: 282 OI2026-10-16: 276 OI2026-10-21: 216 OI2026-10-23: 195 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, 2026Viewing195-21
Oct 21, 2026216-60
Oct 16, 2026276-6
Oct 15, 2026282+64
Oct 14, 20262180
Oct 13, 2026218+173
Oct 09, 202645+27
Oct 08, 2026180
Oct 07, 202618+1
Oct 06, 202617+13
Oct 05, 20264+3
Oct 02, 20261No prior observation