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Contract OI history

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Dec 18, 2026 EXPIRATION

ATEN $25.00 Call

ATEN261218C00025000

Latest saved OI1,541Oct 21, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ATEN $25.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 1,5417700 2026-10-02: 1,539 OI2026-10-05: 1,539 OI2026-10-06: 1,539 OI2026-10-07: 1,539 OI2026-10-08: 1,539 OI2026-10-09: 1,539 OI2026-10-13: 1,539 OI2026-10-14: 1,539 OI2026-10-16: 1,541 OI2026-10-21: 1,541 OI Oct 02, 2026Oct 21, 2026

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

ATEN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing1,5410
Oct 16, 20261,541+2
Oct 14, 20261,5390
Oct 13, 20261,5390
Oct 09, 20261,5390
Oct 08, 20261,5390
Oct 07, 20261,5390
Oct 06, 20261,5390
Oct 05, 20261,5390
Oct 02, 20261,539No prior observation