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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $220.00 Call

OKLO280121C00220000

Latest saved OI501Oct 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 $220.00 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. 5022510 2026-10-02: 502 OI2026-10-05: 502 OI2026-10-06: 501 OI2026-10-07: 501 OI2026-10-08: 501 OI2026-10-09: 501 OI2026-10-13: 501 OI2026-10-14: 501 OI2026-10-15: 501 OI2026-10-16: 501 OI2026-10-21: 501 OI2026-10-23: 501 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, 20265010
Oct 21, 2026Viewing5010
Oct 16, 20265010
Oct 15, 20265010
Oct 14, 20265010
Oct 13, 20265010
Oct 09, 20265010
Oct 08, 20265010
Oct 07, 20265010
Oct 06, 2026501-1
Oct 05, 20265020
Oct 02, 2026502No prior observation