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Contract OI history

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Jan 21, 2028 EXPIRATION

OKLO $50.00 Put

OKLO280121P00050000

Latest saved OI1,970Oct 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 $50.00 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. 1,9709850 2026-10-02: 1,964 OI2026-10-05: 1,964 OI2026-10-06: 1,964 OI2026-10-07: 1,964 OI2026-10-08: 1,964 OI2026-10-09: 1,965 OI2026-10-13: 1,964 OI2026-10-14: 1,964 OI2026-10-15: 1,964 OI2026-10-16: 1,959 OI2026-10-21: 1,970 OI2026-10-23: 1,970 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, 2026Viewing1,9700
Oct 21, 20261,970+11
Oct 16, 20261,959-5
Oct 15, 20261,9640
Oct 14, 20261,9640
Oct 13, 20261,964-1
Oct 09, 20261,965+1
Oct 08, 20261,9640
Oct 07, 20261,9640
Oct 06, 20261,9640
Oct 05, 20261,9640
Oct 02, 20261,964No prior observation