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Contract OI history

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Jan 15, 2027 EXPIRATION

XXI $15.00 Call

XXI270115C00015000

Latest saved OI5,735Oct 21, 2026
Last change+15vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
XXI $15.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 5,7352,8670 2026-10-02: 5,719 OI2026-10-05: 5,719 OI2026-10-06: 5,719 OI2026-10-07: 5,719 OI2026-10-08: 5,719 OI2026-10-09: 5,719 OI2026-10-13: 5,720 OI2026-10-14: 5,720 OI2026-10-15: 5,720 OI2026-10-16: 5,720 OI2026-10-21: 5,735 OI Oct 02, 2026Oct 21, 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 21, 2026Viewing5,735+15
Oct 16, 20265,7200
Oct 15, 20265,7200
Oct 14, 20265,7200
Oct 13, 20265,720+1
Oct 09, 20265,7190
Oct 08, 20265,7190
Oct 07, 20265,7190
Oct 06, 20265,7190
Oct 05, 20265,7190
Oct 02, 20265,719No prior observation