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Contract OI history

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Nov 20, 2026 EXPIRATION

TDC $32.50 Put

TDC261120P00032500

Latest saved OI324Oct 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
TDC $32.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3241620 2026-10-02: 156 OI2026-10-05: 156 OI2026-10-06: 156 OI2026-10-07: 156 OI2026-10-08: 156 OI2026-10-09: 156 OI2026-10-13: 158 OI2026-10-15: 158 OI2026-10-16: 158 OI2026-10-21: 322 OI2026-10-23: 324 OI Oct 02, 2026Oct 23, 2026

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

TDC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing324+2
Oct 21, 2026322+164
Oct 16, 20261580
Oct 15, 20261580
Oct 13, 2026158+2
Oct 09, 20261560
Oct 08, 20261560
Oct 07, 20261560
Oct 06, 20261560
Oct 05, 20261560
Oct 02, 2026156No prior observation