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Contract OI history

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Mar 19, 2027 EXPIRATION

TMUS $155.00 Put

TMUS270319P00155000

Latest saved OI331Oct 23, 2026
Last change-30vs 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. 3611800 2026-10-09: 317 OI2026-10-14: 327 OI2026-10-15: 327 OI2026-10-16: 326 OI2026-10-21: 361 OI2026-10-23: 331 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, 2026331-30
Oct 21, 2026Viewing361+35
Oct 16, 2026326-1
Oct 15, 20263270
Oct 14, 2026327+10
Oct 09, 2026317No prior observation