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Mar 19, 2027 EXPIRATION

T $18.00 Put

T270319P00018000

Latest saved OI927Oct 23, 2026
Last change+8vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $18.00 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. 9274630 2026-10-02: 807 OI2026-10-05: 807 OI2026-10-06: 807 OI2026-10-07: 807 OI2026-10-08: 807 OI2026-10-09: 908 OI2026-10-14: 913 OI2026-10-15: 917 OI2026-10-16: 917 OI2026-10-21: 919 OI2026-10-23: 927 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, 2026Viewing927+8
Oct 21, 2026919+2
Oct 16, 20269170
Oct 15, 2026917+4
Oct 14, 2026913+5
Oct 09, 2026908+101
Oct 08, 20268070
Oct 07, 20268070
Oct 06, 20268070
Oct 05, 20268070
Oct 02, 2026807No prior observation