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Contract OI history

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Nov 20, 2026 EXPIRATION

ATEN $30.00 Call

ATEN261120C00030000

Latest saved OI611Oct 21, 2026
Last change-475vs 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. 1,0865430 2026-10-02: 1,031 OI2026-10-05: 1,032 OI2026-10-06: 1,035 OI2026-10-07: 1,038 OI2026-10-08: 1,038 OI2026-10-09: 1,038 OI2026-10-13: 1,060 OI2026-10-14: 1,061 OI2026-10-16: 1,086 OI2026-10-21: 611 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, 2026Viewing611-475
Oct 16, 20261,086+25
Oct 14, 20261,061+1
Oct 13, 20261,060+22
Oct 09, 20261,0380
Oct 08, 20261,0380
Oct 07, 20261,038+3
Oct 06, 20261,035+3
Oct 05, 20261,032+1
Oct 02, 20261,031No prior observation