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Contract OI history

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Jan 19, 2029 EXPIRATION

T $13.00 Put

T290119P00013000

Latest saved OI26Oct 23, 2026
Last change+21vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
T $13.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 26130 2026-10-09: 0 OI2026-10-14: 2 OI2026-10-15: 2 OI2026-10-16: 5 OI2026-10-21: 5 OI2026-10-23: 26 OI Oct 09, 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, 2026Viewing26+21
Oct 21, 202650
Oct 16, 20265+3
Oct 15, 202620
Oct 14, 20262+2
Oct 09, 20260No prior observation