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Contract OI history

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Mar 19, 2027 EXPIRATION

T $25.00 Put

T270319P00025000

Latest saved OI3,531Oct 23, 2026
Last change+40vs 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. 3,5631,7810 2026-10-02: 3,511 OI2026-10-05: 3,406 OI2026-10-06: 3,363 OI2026-10-07: 3,363 OI2026-10-08: 3,364 OI2026-10-09: 3,563 OI2026-10-14: 3,563 OI2026-10-15: 3,489 OI2026-10-16: 3,489 OI2026-10-21: 3,491 OI2026-10-23: 3,531 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, 2026Viewing3,531+40
Oct 21, 20263,491+2
Oct 16, 20263,4890
Oct 15, 20263,489-74
Oct 14, 20263,5630
Oct 09, 20263,563+199
Oct 08, 20263,364+1
Oct 07, 20263,3630
Oct 06, 20263,363-43
Oct 05, 20263,406-105
Oct 02, 20263,511No prior observation