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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $22.50 Put

OKLO280121P00022500

Latest saved OI1,165Oct 23, 2026
Last change+44vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $22.50 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. 1,1655820 2026-10-02: 1,059 OI2026-10-05: 1,059 OI2026-10-06: 1,059 OI2026-10-07: 1,059 OI2026-10-08: 1,059 OI2026-10-09: 1,060 OI2026-10-13: 1,060 OI2026-10-14: 1,060 OI2026-10-15: 1,060 OI2026-10-16: 1,060 OI2026-10-21: 1,121 OI2026-10-23: 1,165 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, 20261,165+44
Oct 21, 2026Viewing1,121+61
Oct 16, 20261,0600
Oct 15, 20261,0600
Oct 14, 20261,0600
Oct 13, 20261,0600
Oct 09, 20261,060+1
Oct 08, 20261,0590
Oct 07, 20261,0590
Oct 06, 20261,0590
Oct 05, 20261,0590
Oct 02, 20261,059No prior observation