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Contract OI history

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Oct 30, 2026 EXPIRATION

OKLO $30.50 Put

OKLO261030P00030500

Latest saved OI119Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
OKLO $30.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 127630 2026-10-09: 0 OI2026-10-13: 127 OI2026-10-14: 127 OI2026-10-15: 107 OI2026-10-16: 117 OI2026-10-21: 118 OI2026-10-23: 119 OI Oct 09, 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, 2026119+1
Oct 21, 2026Viewing118+1
Oct 16, 2026117+10
Oct 15, 2026107-20
Oct 14, 20261270
Oct 13, 2026127+127
Oct 09, 20260No prior observation