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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $135.00 Call

OKLO280121C00135000

Latest saved OI298Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $135.00 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. 2991490 2026-10-02: 299 OI2026-10-05: 298 OI2026-10-06: 298 OI2026-10-07: 298 OI2026-10-08: 298 OI2026-10-09: 298 OI2026-10-13: 296 OI2026-10-14: 296 OI2026-10-15: 294 OI2026-10-16: 297 OI2026-10-21: 298 OI2026-10-23: 298 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, 20262980
Oct 21, 2026Viewing298+1
Oct 16, 2026297+3
Oct 15, 2026294-2
Oct 14, 20262960
Oct 13, 2026296-2
Oct 09, 20262980
Oct 08, 20262980
Oct 07, 20262980
Oct 06, 20262980
Oct 05, 2026298-1
Oct 02, 2026299No prior observation