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Contract OI history

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Jan 19, 2029 EXPIRATION

T $25.00 Put

T290119P00025000

Latest saved OI450Oct 23, 2026
Last change+9vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $25.00 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. 4502250 2026-10-02: 39 OI2026-10-05: 61 OI2026-10-06: 66 OI2026-10-07: 66 OI2026-10-08: 66 OI2026-10-09: 74 OI2026-10-14: 91 OI2026-10-15: 91 OI2026-10-16: 128 OI2026-10-21: 441 OI2026-10-23: 450 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, 2026Viewing450+9
Oct 21, 2026441+313
Oct 16, 2026128+37
Oct 15, 2026910
Oct 14, 202691+17
Oct 09, 202674+8
Oct 08, 2026660
Oct 07, 2026660
Oct 06, 202666+5
Oct 05, 202661+22
Oct 02, 202639No prior observation