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Contract OI history

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Mar 19, 2027 EXPIRATION

ACN $180.00 Put

ACN270319P00180000

Latest saved OI818Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACN $180.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8264130 2026-10-02: 773 OI2026-10-05: 791 OI2026-10-06: 804 OI2026-10-07: 822 OI2026-10-08: 822 OI2026-10-09: 826 OI2026-10-13: 823 OI2026-10-14: 823 OI2026-10-15: 823 OI2026-10-16: 823 OI2026-10-21: 816 OI2026-10-23: 818 OI Oct 02, 2026Oct 23, 2026

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

ACN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing818+2
Oct 21, 2026816-7
Oct 16, 20268230
Oct 15, 20268230
Oct 14, 20268230
Oct 13, 2026823-3
Oct 09, 2026826+4
Oct 08, 20268220
Oct 07, 2026822+18
Oct 06, 2026804+13
Oct 05, 2026791+18
Oct 02, 2026773No prior observation