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Contract OI history

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Mar 19, 2027 EXPIRATION

ACN $230.00 Put

ACN270319P00230000

Latest saved OI398Oct 23, 2026
Last change+10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACN $230.00 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. 3981990 2026-10-02: 363 OI2026-10-05: 363 OI2026-10-06: 363 OI2026-10-07: 362 OI2026-10-08: 362 OI2026-10-09: 362 OI2026-10-13: 362 OI2026-10-14: 362 OI2026-10-15: 368 OI2026-10-16: 373 OI2026-10-21: 388 OI2026-10-23: 398 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, 2026Viewing398+10
Oct 21, 2026388+15
Oct 16, 2026373+5
Oct 15, 2026368+6
Oct 14, 20263620
Oct 13, 20263620
Oct 09, 20263620
Oct 08, 20263620
Oct 07, 2026362-1
Oct 06, 20263630
Oct 05, 20263630
Oct 02, 2026363No prior observation