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Contract OI history

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Dec 17, 2027 EXPIRATION

TDOC $2.50 Call

TDOC271217C00002500

Latest saved OI208Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TDOC $2.50 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. 2081040 2026-10-02: 196 OI2026-10-05: 196 OI2026-10-06: 196 OI2026-10-07: 196 OI2026-10-08: 196 OI2026-10-09: 196 OI2026-10-13: 198 OI2026-10-15: 198 OI2026-10-16: 198 OI2026-10-21: 208 OI2026-10-23: 208 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, 20262080
Oct 21, 2026Viewing208+10
Oct 16, 20261980
Oct 15, 20261980
Oct 13, 2026198+2
Oct 09, 20261960
Oct 08, 20261960
Oct 07, 20261960
Oct 06, 20261960
Oct 05, 20261960
Oct 02, 2026196No prior observation