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Contract OI history

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Jan 15, 2027 EXPIRATION

ATLX $2.50 Put

ATLX270115P00002500

Latest saved OI171Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ATLX $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. 171850 2026-10-08: 90 OI2026-10-09: 90 OI2026-10-13: 90 OI2026-10-14: 143 OI2026-10-16: 171 OI2026-10-20: 171 OI2026-10-23: 171 OI Oct 08, 2026Oct 23, 2026

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

ATLX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1710
Oct 20, 20261710
Oct 16, 2026171+28
Oct 14, 2026143+53
Oct 13, 2026900
Oct 09, 2026900
Oct 08, 202690No prior observation