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Contract OI history

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Dec 18, 2026 EXPIRATION

T $17.00 Put

T261218P00017000

Latest saved OI1,685Oct 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
T $17.00 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. 1,6858420 2026-10-02: 1,666 OI2026-10-05: 1,666 OI2026-10-06: 1,666 OI2026-10-07: 1,666 OI2026-10-08: 1,666 OI2026-10-09: 1,682 OI2026-10-14: 1,685 OI2026-10-15: 1,684 OI2026-10-16: 1,683 OI2026-10-21: 1,683 OI2026-10-23: 1,685 OI Oct 02, 2026Oct 23, 2026

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

T contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,685+2
Oct 21, 20261,6830
Oct 16, 20261,683-1
Oct 15, 20261,684-1
Oct 14, 20261,685+3
Oct 09, 20261,682+16
Oct 08, 20261,6660
Oct 07, 20261,6660
Oct 06, 20261,6660
Oct 05, 20261,6660
Oct 02, 20261,666No prior observation