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Contract OI history

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Dec 18, 2026 EXPIRATION

T $13.00 Put

T261218P00013000

Latest saved OI5,637Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
T $13.00 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. 5,6372,8180 2026-10-02: 5,637 OI2026-10-05: 5,637 OI2026-10-06: 5,637 OI2026-10-07: 5,637 OI2026-10-08: 5,637 OI2026-10-09: 5,637 OI2026-10-14: 5,637 OI2026-10-15: 5,637 OI2026-10-16: 5,637 OI2026-10-21: 5,637 OI2026-10-23: 5,637 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, 2026Viewing5,6370
Oct 21, 20265,6370
Oct 16, 20265,6370
Oct 15, 20265,6370
Oct 14, 20265,6370
Oct 09, 20265,6370
Oct 08, 20265,6370
Oct 07, 20265,6370
Oct 06, 20265,6370
Oct 05, 20265,6370
Oct 02, 20265,637No prior observation