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Contract OI history

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Dec 18, 2026 EXPIRATION

OKLO $30.00 Put

OKLO261218P00030000

Latest saved OI2,411Oct 23, 2026
Last change+11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $30.00 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. 2,5001,2500 2026-10-02: 2,225 OI2026-10-05: 2,239 OI2026-10-06: 2,213 OI2026-10-07: 2,226 OI2026-10-08: 2,226 OI2026-10-09: 2,292 OI2026-10-13: 2,480 OI2026-10-14: 2,480 OI2026-10-15: 2,500 OI2026-10-16: 2,466 OI2026-10-21: 2,400 OI2026-10-23: 2,411 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, 2026Viewing2,411+11
Oct 21, 20262,400-66
Oct 16, 20262,466-34
Oct 15, 20262,500+20
Oct 14, 20262,4800
Oct 13, 20262,480+188
Oct 09, 20262,292+66
Oct 08, 20262,2260
Oct 07, 20262,226+13
Oct 06, 20262,213-26
Oct 05, 20262,239+14
Oct 02, 20262,225No prior observation