OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

TDS $17.50 Call

TDS280121C00017500

Latest saved OI111Oct 23, 2026
Last change-2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
TDS $17.50 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. 113560 2026-10-02: 8 OI2026-10-05: 8 OI2026-10-06: 8 OI2026-10-07: 8 OI2026-10-08: 8 OI2026-10-09: 8 OI2026-10-13: 113 OI2026-10-14: 113 OI2026-10-16: 113 OI2026-10-20: 113 OI2026-10-23: 111 OI Oct 02, 2026Oct 23, 2026

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

TDS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing111-2
Oct 20, 20261130
Oct 16, 20261130
Oct 14, 20261130
Oct 13, 2026113+105
Oct 09, 202680
Oct 08, 202680
Oct 07, 202680
Oct 06, 202680
Oct 05, 202680
Oct 02, 20268No prior observation