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Contract OI history

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Oct 30, 2026 EXPIRATION

T $27.00 Put

T261030P00027000

Latest saved OI0Oct 23, 2026
Last change-16vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $27.00 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. 2551270 2026-10-02: 255 OI2026-10-05: 255 OI2026-10-06: 255 OI2026-10-07: 255 OI2026-10-08: 255 OI2026-10-09: 255 OI2026-10-14: 0 OI2026-10-15: 0 OI2026-10-16: 0 OI2026-10-21: 16 OI2026-10-23: 0 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, 2026Viewing0-16
Oct 21, 202616+16
Oct 16, 202600
Oct 15, 202600
Oct 14, 20260-255
Oct 09, 20262550
Oct 08, 20262550
Oct 07, 20262550
Oct 06, 20262550
Oct 05, 20262550
Oct 02, 2026255No prior observation