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Contract OI history

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Nov 20, 2026 EXPIRATION

ATOM $2.50 Put

ATOM261120P00002500

Latest saved OI424Oct 23, 2026
Last change+211vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ATOM $2.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4242120 2026-10-08: 6 OI2026-10-09: 6 OI2026-10-13: 6 OI2026-10-14: 6 OI2026-10-16: 6 OI2026-10-20: 213 OI2026-10-23: 424 OI Oct 08, 2026Oct 23, 2026

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

ATOM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing424+211
Oct 20, 2026213+207
Oct 16, 202660
Oct 14, 202660
Oct 13, 202660
Oct 09, 202660
Oct 08, 20266No prior observation