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Contract OI history

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Apr 16, 2027 EXPIRATION

ATKR $90.00 Call

ATKR270416C00090000

Latest saved OI545Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ATKR $90.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5502750 2026-10-02: 550 OI2026-10-05: 550 OI2026-10-06: 550 OI2026-10-07: 550 OI2026-10-08: 550 OI2026-10-09: 545 OI2026-10-13: 545 OI2026-10-14: 545 OI2026-10-16: 545 OI2026-10-23: 545 OI Oct 02, 2026Oct 23, 2026

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

ATKR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5450
Oct 16, 20265450
Oct 14, 20265450
Oct 13, 20265450
Oct 09, 2026545-5
Oct 08, 20265500
Oct 07, 20265500
Oct 06, 20265500
Oct 05, 20265500
Oct 02, 2026550No prior observation