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Contract OI history

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Jan 15, 2027 EXPIRATION

ACN $240.00 Put

ACN270115P00240000

Latest saved OI4,093Oct 23, 2026
Last change+1,497vs 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. 4,0932,0460 2026-10-02: 330 OI2026-10-05: 330 OI2026-10-06: 330 OI2026-10-07: 330 OI2026-10-08: 330 OI2026-10-09: 329 OI2026-10-13: 329 OI2026-10-14: 329 OI2026-10-15: 329 OI2026-10-16: 329 OI2026-10-21: 2,596 OI2026-10-23: 4,093 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, 2026Viewing4,093+1,497
Oct 21, 20262,596+2,267
Oct 16, 20263290
Oct 15, 20263290
Oct 14, 20263290
Oct 13, 20263290
Oct 09, 2026329-1
Oct 08, 20263300
Oct 07, 20263300
Oct 06, 20263300
Oct 05, 20263300
Oct 02, 2026330No prior observation