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Contract OI history

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Jan 19, 2029 EXPIRATION

T $30.00 Put

T290119P00030000

Latest saved OI50Oct 23, 2026
Last change+10vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $30.00 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. 50250 2026-10-02: 14 OI2026-10-05: 14 OI2026-10-06: 14 OI2026-10-07: 14 OI2026-10-08: 14 OI2026-10-09: 30 OI2026-10-14: 30 OI2026-10-15: 30 OI2026-10-16: 36 OI2026-10-21: 40 OI2026-10-23: 50 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, 2026Viewing50+10
Oct 21, 202640+4
Oct 16, 202636+6
Oct 15, 2026300
Oct 14, 2026300
Oct 09, 202630+16
Oct 08, 2026140
Oct 07, 2026140
Oct 06, 2026140
Oct 05, 2026140
Oct 02, 202614No prior observation