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Contract OI history

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Jan 21, 2028 EXPIRATION

DXCM $30.00 Put

DXCM280121P00030000

Latest saved OI185Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
DXCM $30.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 185920 2026-10-09: 170 OI2026-10-13: 170 OI2026-10-14: 170 OI2026-10-15: 170 OI2026-10-16: 170 OI2026-10-21: 170 OI2026-10-23: 185 OI Oct 09, 2026Oct 23, 2026

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

DXCM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing185+15
Oct 21, 20261700
Oct 16, 20261700
Oct 15, 20261700
Oct 14, 20261700
Oct 13, 20261700
Oct 09, 2026170No prior observation