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Contract OI history

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Dec 18, 2026 EXPIRATION

TDAY $8.00 Call

TDAY261218C00008000

Latest saved OI345Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TDAY $8.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3451720 2026-10-02: 226 OI2026-10-05: 226 OI2026-10-06: 226 OI2026-10-07: 226 OI2026-10-08: 226 OI2026-10-13: 226 OI2026-10-14: 226 OI2026-10-16: 345 OI2026-10-21: 345 OI2026-10-23: 345 OI Oct 02, 2026Oct 23, 2026

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

TDAY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3450
Oct 21, 20263450
Oct 16, 2026345+119
Oct 14, 20262260
Oct 13, 20262260
Oct 08, 20262260
Oct 07, 20262260
Oct 06, 20262260
Oct 05, 20262260
Oct 02, 2026226No prior observation