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Contract OI history

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Dec 18, 2026 EXPIRATION

ATEN $30.00 Call

ATEN261218C00030000

Latest saved OI2,812Oct 21, 2026
Last change-221vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ATEN $30.00 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. 3,5761,7880 2026-10-02: 3,575 OI2026-10-05: 3,568 OI2026-10-06: 3,576 OI2026-10-07: 3,576 OI2026-10-08: 3,564 OI2026-10-09: 3,564 OI2026-10-13: 3,476 OI2026-10-14: 3,476 OI2026-10-16: 3,033 OI2026-10-21: 2,812 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, 2026Viewing2,812-221
Oct 16, 20263,033-443
Oct 14, 20263,4760
Oct 13, 20263,476-88
Oct 09, 20263,5640
Oct 08, 20263,564-12
Oct 07, 20263,5760
Oct 06, 20263,576+8
Oct 05, 20263,568-7
Oct 02, 20263,575No prior observation