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Contract OI history

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Nov 20, 2026 EXPIRATION

TAC $25.00 Call

TAC261120C00025000

Latest saved OI2,667Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TAC $25.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,6671,3330 2026-10-02: 2,667 OI2026-10-05: 2,667 OI2026-10-06: 2,667 OI2026-10-07: 2,667 OI2026-10-08: 2,667 OI2026-10-09: 2,667 OI2026-10-13: 2,667 OI2026-10-14: 2,667 OI2026-10-16: 2,667 OI2026-10-21: 2,667 OI2026-10-23: 2,667 OI Oct 02, 2026Oct 23, 2026

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

TAC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,6670
Oct 21, 20262,6670
Oct 16, 20262,6670
Oct 14, 20262,6670
Oct 13, 20262,6670
Oct 09, 20262,6670
Oct 08, 20262,6670
Oct 07, 20262,6670
Oct 06, 20262,6670
Oct 05, 20262,6670
Oct 02, 20262,667No prior observation