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Contract OI history

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Dec 17, 2027 EXPIRATION

OKLO $20.00 Put

OKLO271217P00020000

Latest saved OI4,198Oct 23, 2026
Last change+7vs 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. 4,1982,0990 2026-10-02: 2,026 OI2026-10-05: 2,026 OI2026-10-06: 2,278 OI2026-10-07: 2,275 OI2026-10-08: 2,275 OI2026-10-09: 2,275 OI2026-10-13: 2,877 OI2026-10-14: 2,877 OI2026-10-15: 3,470 OI2026-10-16: 3,472 OI2026-10-21: 4,191 OI2026-10-23: 4,198 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, 2026Viewing4,198+7
Oct 21, 20264,191+719
Oct 16, 20263,472+2
Oct 15, 20263,470+593
Oct 14, 20262,8770
Oct 13, 20262,877+602
Oct 09, 20262,2750
Oct 08, 20262,2750
Oct 07, 20262,275-3
Oct 06, 20262,278+252
Oct 05, 20262,0260
Oct 02, 20262,026No prior observation