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Contract OI history

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Dec 18, 2026 EXPIRATION

ACN $170.00 Put

ACN261218P00170000

Latest saved OI913Oct 23, 2026
Last change+638vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACN $170.00 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. 9134560 2026-10-02: 237 OI2026-10-05: 268 OI2026-10-06: 269 OI2026-10-07: 271 OI2026-10-08: 271 OI2026-10-09: 272 OI2026-10-13: 276 OI2026-10-14: 276 OI2026-10-15: 277 OI2026-10-16: 276 OI2026-10-21: 275 OI2026-10-23: 913 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, 2026Viewing913+638
Oct 21, 2026275-1
Oct 16, 2026276-1
Oct 15, 2026277+1
Oct 14, 20262760
Oct 13, 2026276+4
Oct 09, 2026272+1
Oct 08, 20262710
Oct 07, 2026271+2
Oct 06, 2026269+1
Oct 05, 2026268+31
Oct 02, 2026237No prior observation