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Contract OI history

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Jan 15, 2027 EXPIRATION

ATOM $2.50 Put

ATOM270115P00002500

Latest saved OI178Oct 23, 2026
Last change0vs 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. 179890 2026-10-08: 178 OI2026-10-09: 178 OI2026-10-13: 178 OI2026-10-14: 179 OI2026-10-16: 179 OI2026-10-20: 178 OI2026-10-23: 178 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, 2026Viewing1780
Oct 20, 2026178-1
Oct 16, 20261790
Oct 14, 2026179+1
Oct 13, 20261780
Oct 09, 20261780
Oct 08, 2026178No prior observation