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Contract OI history

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Jan 15, 2027 EXPIRATION

TNDM $11.00 Put

TNDM270115P00011000

Latest saved OI914Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TNDM $11.00 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. 9144570 2026-10-09: 914 OI2026-10-13: 914 OI2026-10-14: 914 OI2026-10-16: 914 OI2026-10-21: 914 OI2026-10-23: 914 OI Oct 09, 2026Oct 23, 2026

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

TNDM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20269140
Oct 21, 2026Viewing9140
Oct 16, 20269140
Oct 14, 20269140
Oct 13, 20269140
Oct 09, 2026914No prior observation