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Contract OI history

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Apr 16, 2027 EXPIRATION

ACI $10.00 Put

ACI270416P00010000

Latest saved OI271Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ACI $10.00 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. 2711350 2026-10-02: 13 OI2026-10-05: 13 OI2026-10-06: 214 OI2026-10-07: 214 OI2026-10-08: 214 OI2026-10-09: 269 OI2026-10-13: 269 OI2026-10-14: 269 OI2026-10-15: 269 OI2026-10-16: 269 OI2026-10-21: 268 OI2026-10-23: 271 OI Oct 02, 2026Oct 23, 2026

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

ACI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing271+3
Oct 21, 2026268-1
Oct 16, 20262690
Oct 15, 20262690
Oct 14, 20262690
Oct 13, 20262690
Oct 09, 2026269+55
Oct 08, 20262140
Oct 07, 20262140
Oct 06, 2026214+201
Oct 05, 2026130
Oct 02, 202613No prior observation