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Contract OI history

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Jan 21, 2028 EXPIRATION

T $30.00 Put

T280121P00030000

Latest saved OI3,992Oct 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. 4,0022,0010 2026-10-02: 3,954 OI2026-10-05: 3,954 OI2026-10-06: 3,954 OI2026-10-07: 3,954 OI2026-10-08: 3,954 OI2026-10-09: 4,002 OI2026-10-14: 4,002 OI2026-10-15: 4,002 OI2026-10-16: 4,002 OI2026-10-21: 4,002 OI2026-10-23: 3,992 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, 2026Viewing3,992-10
Oct 21, 20264,0020
Oct 16, 20264,0020
Oct 15, 20264,0020
Oct 14, 20264,0020
Oct 09, 20264,002+48
Oct 08, 20263,9540
Oct 07, 20263,9540
Oct 06, 20263,9540
Oct 05, 20263,9540
Oct 02, 20263,954No prior observation