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Contract OI history

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Jan 21, 2028 EXPIRATION

TMUS $135.00 Put

TMUS280121P00135000

Latest saved OI668Oct 23, 2026
Last change+9vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TMUS $135.00 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. 6683340 2026-10-09: 532 OI2026-10-14: 538 OI2026-10-15: 539 OI2026-10-16: 659 OI2026-10-21: 659 OI2026-10-23: 668 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, 2026Viewing668+9
Oct 21, 20266590
Oct 16, 2026659+120
Oct 15, 2026539+1
Oct 14, 2026538+6
Oct 09, 2026532No prior observation