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Contract OI history

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Jan 15, 2027 EXPIRATION

ATOS $4.00 Call

ATOS270115C00004000

Latest saved OI705Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ATOS $4.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7053520 2026-10-09: 658 OI2026-10-13: 666 OI2026-10-14: 666 OI2026-10-16: 705 OI2026-10-21: 705 OI2026-10-23: 705 OI Oct 09, 2026Oct 23, 2026

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

ATOS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7050
Oct 21, 20267050
Oct 16, 2026705+39
Oct 14, 20266660
Oct 13, 2026666+8
Oct 09, 2026658No prior observation