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Contract OI history

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Oct 30, 2026 EXPIRATION

TDOC $8.50 Call

TDOC261030C00008500

Latest saved OI393Oct 23, 2026
Last change+274vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TDOC $8.50 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. 3931960 2026-10-02: 13 OI2026-10-05: 13 OI2026-10-06: 13 OI2026-10-07: 13 OI2026-10-08: 13 OI2026-10-09: 13 OI2026-10-13: 13 OI2026-10-15: 16 OI2026-10-16: 16 OI2026-10-21: 119 OI2026-10-23: 393 OI Oct 02, 2026Oct 23, 2026

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

TDOC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026393+274
Oct 21, 2026Viewing119+103
Oct 16, 2026160
Oct 15, 202616+3
Oct 13, 2026130
Oct 09, 2026130
Oct 08, 2026130
Oct 07, 2026130
Oct 06, 2026130
Oct 05, 2026130
Oct 02, 202613No prior observation