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Contract OI history

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Jan 15, 2027 EXPIRATION

TACT $7.50 Call

TACT270115C00007500

Latest saved OI74Oct 23, 2026
Last change+46vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TACT $7.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 74370 2026-10-09: 26 OI2026-10-13: 26 OI2026-10-14: 26 OI2026-10-16: 28 OI2026-10-21: 28 OI2026-10-23: 74 OI Oct 09, 2026Oct 23, 2026

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

TACT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing74+46
Oct 21, 2026280
Oct 16, 202628+2
Oct 14, 2026260
Oct 13, 2026260
Oct 09, 202626No prior observation