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Contract OI history

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Jan 19, 2029 EXPIRATION

T $20.00 Put

T290119P00020000

Latest saved OI1,747Oct 23, 2026
Last change+41vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $20.00 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. 1,7478730 2026-10-02: 67 OI2026-10-05: 67 OI2026-10-06: 91 OI2026-10-07: 91 OI2026-10-08: 91 OI2026-10-09: 334 OI2026-10-14: 1,632 OI2026-10-15: 1,696 OI2026-10-16: 1,701 OI2026-10-21: 1,706 OI2026-10-23: 1,747 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, 2026Viewing1,747+41
Oct 21, 20261,706+5
Oct 16, 20261,701+5
Oct 15, 20261,696+64
Oct 14, 20261,632+1,298
Oct 09, 2026334+243
Oct 08, 2026910
Oct 07, 2026910
Oct 06, 202691+24
Oct 05, 2026670
Oct 02, 202667No prior observation