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Contract OI history

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Nov 20, 2026 EXPIRATION

T $19.00 Put

T261120P00019000

Latest saved OI281Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $19.00 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. 2811400 2026-10-02: 54 OI2026-10-05: 54 OI2026-10-06: 54 OI2026-10-07: 54 OI2026-10-08: 54 OI2026-10-09: 274 OI2026-10-14: 272 OI2026-10-15: 252 OI2026-10-16: 261 OI2026-10-21: 278 OI2026-10-23: 281 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, 2026Viewing281+3
Oct 21, 2026278+17
Oct 16, 2026261+9
Oct 15, 2026252-20
Oct 14, 2026272-2
Oct 09, 2026274+220
Oct 08, 2026540
Oct 07, 2026540
Oct 06, 2026540
Oct 05, 2026540
Oct 02, 202654No prior observation