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Contract OI history

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Jan 21, 2028 EXPIRATION

OGN $12.50 Put

OGN280121P00012500

Latest saved OI1,194Oct 23, 2026
Last change+11vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
OGN $12.50 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,1945970 2026-10-02: 1,118 OI2026-10-05: 1,118 OI2026-10-06: 1,118 OI2026-10-07: 1,118 OI2026-10-09: 1,133 OI2026-10-13: 1,183 OI2026-10-14: 1,183 OI2026-10-16: 1,183 OI2026-10-20: 1,183 OI2026-10-23: 1,194 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

OGN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,194+11
Oct 20, 20261,1830
Oct 16, 20261,1830
Oct 14, 20261,1830
Oct 13, 20261,183+50
Oct 09, 20261,133+15
Oct 07, 20261,1180
Oct 06, 20261,1180
Oct 05, 20261,1180
Oct 02, 20261,118No prior observation