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Contract OI history

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Nov 20, 2026 EXPIRATION

ATO $165.00 Call

ATO261120C00165000

Latest saved OI417Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ATO $165.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4172080 2026-10-02: 33 OI2026-10-05: 34 OI2026-10-06: 34 OI2026-10-07: 34 OI2026-10-08: 34 OI2026-10-09: 34 OI2026-10-13: 34 OI2026-10-14: 34 OI2026-10-15: 34 OI2026-10-16: 34 OI2026-10-21: 417 OI2026-10-23: 417 OI Oct 02, 2026Oct 23, 2026

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

ATO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4170
Oct 21, 2026417+383
Oct 16, 2026340
Oct 15, 2026340
Oct 14, 2026340
Oct 13, 2026340
Oct 09, 2026340
Oct 08, 2026340
Oct 07, 2026340
Oct 06, 2026340
Oct 05, 202634+1
Oct 02, 202633No prior observation