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Contract OI history

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Dec 18, 2026 EXPIRATION

ACN $240.00 Put

ACN261218P00240000

Latest saved OI135Oct 23, 2026
Last change+14vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACN $240.00 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. 135670 2026-10-02: 97 OI2026-10-05: 97 OI2026-10-06: 97 OI2026-10-07: 97 OI2026-10-08: 97 OI2026-10-09: 96 OI2026-10-13: 96 OI2026-10-14: 96 OI2026-10-15: 96 OI2026-10-16: 96 OI2026-10-21: 121 OI2026-10-23: 135 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, 2026Viewing135+14
Oct 21, 2026121+25
Oct 16, 2026960
Oct 15, 2026960
Oct 14, 2026960
Oct 13, 2026960
Oct 09, 202696-1
Oct 08, 2026970
Oct 07, 2026970
Oct 06, 2026970
Oct 05, 2026970
Oct 02, 202697No prior observation