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Contract OI history

Back to XXI

Jan 15, 2027 EXPIRATION

XXI $12.50 Call

XXI270115C00012500

Latest saved OI3,812Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
XXI $12.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,8131,9060 2026-10-02: 3,813 OI2026-10-05: 3,813 OI2026-10-06: 3,813 OI2026-10-07: 3,812 OI2026-10-08: 3,812 OI2026-10-09: 3,809 OI2026-10-13: 3,809 OI2026-10-14: 3,811 OI2026-10-15: 3,811 OI2026-10-16: 3,812 OI2026-10-21: 3,812 OI2026-10-23: 3,812 OI Oct 02, 2026Oct 23, 2026

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

XXI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,8120
Oct 21, 2026Viewing3,8120
Oct 16, 20263,812+1
Oct 15, 20263,8110
Oct 14, 20263,811+2
Oct 13, 20263,8090
Oct 09, 20263,809-3
Oct 08, 20263,8120
Oct 07, 20263,812-1
Oct 06, 20263,8130
Oct 05, 20263,8130
Oct 02, 20263,813No prior observation