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Contract OI history

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Nov 27, 2026 EXPIRATION

T $21.00 Put

T261127P00021000

Latest saved OI98Oct 23, 2026
Last change+22vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
T $21.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 98490 2026-10-08: 0 OI2026-10-09: 12 OI2026-10-14: 73 OI2026-10-15: 73 OI2026-10-16: 75 OI2026-10-21: 76 OI2026-10-23: 98 OI Oct 08, 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, 2026Viewing98+22
Oct 21, 202676+1
Oct 16, 202675+2
Oct 15, 2026730
Oct 14, 202673+61
Oct 09, 202612+12
Oct 08, 20260No prior observation