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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $20.00 Call

OKLO280121C00020000

Latest saved OI518Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $20.00 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. 5192590 2026-10-02: 346 OI2026-10-05: 347 OI2026-10-06: 335 OI2026-10-07: 337 OI2026-10-08: 337 OI2026-10-09: 343 OI2026-10-13: 519 OI2026-10-14: 519 OI2026-10-15: 504 OI2026-10-16: 508 OI2026-10-21: 516 OI2026-10-23: 518 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, 2026518+2
Oct 21, 2026Viewing516+8
Oct 16, 2026508+4
Oct 15, 2026504-15
Oct 14, 20265190
Oct 13, 2026519+176
Oct 09, 2026343+6
Oct 08, 20263370
Oct 07, 2026337+2
Oct 06, 2026335-12
Oct 05, 2026347+1
Oct 02, 2026346No prior observation