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Contract OI history

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Dec 18, 2026 EXPIRATION

TMUS $380.00 Call

TMUS261218C00380000

Latest saved OI1,475Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TMUS $380.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,4757370 2026-10-09: 1,397 OI2026-10-14: 1,445 OI2026-10-15: 1,465 OI2026-10-16: 1,475 OI2026-10-21: 1,475 OI2026-10-23: 1,475 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, 2026Viewing1,4750
Oct 21, 20261,4750
Oct 16, 20261,475+10
Oct 15, 20261,465+20
Oct 14, 20261,445+48
Oct 09, 20261,397No prior observation