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Contract OI history

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Jan 19, 2029 EXPIRATION

OKLO $20.00 Put

OKLO290119P00020000

Latest saved OI478Oct 23, 2026
Last change+20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $20.00 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. 4782390 2026-10-02: 247 OI2026-10-05: 267 OI2026-10-06: 308 OI2026-10-07: 346 OI2026-10-08: 346 OI2026-10-09: 431 OI2026-10-13: 435 OI2026-10-14: 435 OI2026-10-15: 439 OI2026-10-16: 449 OI2026-10-21: 458 OI2026-10-23: 478 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, 2026478+20
Oct 21, 2026Viewing458+9
Oct 16, 2026449+10
Oct 15, 2026439+4
Oct 14, 20264350
Oct 13, 2026435+4
Oct 09, 2026431+85
Oct 08, 20263460
Oct 07, 2026346+38
Oct 06, 2026308+41
Oct 05, 2026267+20
Oct 02, 2026247No prior observation