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Contract OI history

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Nov 20, 2026 EXPIRATION

OKLO $20.00 Put

OKLO261120P00020000

Latest saved OI3,131Oct 23, 2026
Last change+148vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $20.00 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. 3,1311,5650 2026-10-02: 140 OI2026-10-05: 140 OI2026-10-06: 138 OI2026-10-07: 141 OI2026-10-08: 141 OI2026-10-09: 149 OI2026-10-13: 154 OI2026-10-14: 154 OI2026-10-15: 167 OI2026-10-16: 179 OI2026-10-21: 2,983 OI2026-10-23: 3,131 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, 20263,131+148
Oct 21, 2026Viewing2,983+2,804
Oct 16, 2026179+12
Oct 15, 2026167+13
Oct 14, 20261540
Oct 13, 2026154+5
Oct 09, 2026149+8
Oct 08, 20261410
Oct 07, 2026141+3
Oct 06, 2026138-2
Oct 05, 20261400
Oct 02, 2026140No prior observation