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Contract OI history

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Mar 19, 2027 EXPIRATION

OKLO $90.00 Call

OKLO270319C00090000

Latest saved OI345Oct 23, 2026
Last change+103vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $90.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3451720 2026-10-02: 210 OI2026-10-05: 209 OI2026-10-06: 250 OI2026-10-07: 250 OI2026-10-08: 250 OI2026-10-09: 259 OI2026-10-13: 220 OI2026-10-14: 220 OI2026-10-15: 220 OI2026-10-16: 221 OI2026-10-21: 242 OI2026-10-23: 345 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, 2026345+103
Oct 21, 2026Viewing242+21
Oct 16, 2026221+1
Oct 15, 20262200
Oct 14, 20262200
Oct 13, 2026220-39
Oct 09, 2026259+9
Oct 08, 20262500
Oct 07, 20262500
Oct 06, 2026250+41
Oct 05, 2026209-1
Oct 02, 2026210No prior observation