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Contract OI history

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Nov 20, 2026 EXPIRATION

TMUS $155.00 Put

TMUS261120P00155000

Latest saved OI391Oct 23, 2026
Last change+8vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TMUS $155.00 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. 3911950 2026-10-09: 312 OI2026-10-14: 319 OI2026-10-15: 335 OI2026-10-16: 333 OI2026-10-21: 383 OI2026-10-23: 391 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TMUS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026391+8
Oct 21, 2026Viewing383+50
Oct 16, 2026333-2
Oct 15, 2026335+16
Oct 14, 2026319+7
Oct 09, 2026312No prior observation