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Contract OI history

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Nov 20, 2026 EXPIRATION

TARS $75.00 Call

TARS261120C00075000

Latest saved OI54Oct 23, 2026
Last change+22vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
TARS $75.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 54270 2026-10-08: 0 OI2026-10-09: 0 OI2026-10-13: 0 OI2026-10-14: 3 OI2026-10-16: 3 OI2026-10-20: 32 OI2026-10-23: 54 OI Oct 08, 2026Oct 23, 2026

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

TARS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202654+22
Oct 20, 2026Viewing32+29
Oct 16, 202630
Oct 14, 20263+3
Oct 13, 202600
Oct 09, 202600
Oct 08, 20260No prior observation