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Contract OI history

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Dec 18, 2026 EXPIRATION

ALL $230.00 Put

ALL261218P00230000

Latest saved OI210Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALL $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. 2161080 2026-10-02: 211 OI2026-10-05: 207 OI2026-10-06: 207 OI2026-10-07: 207 OI2026-10-08: 209 OI2026-10-09: 215 OI2026-10-13: 216 OI2026-10-14: 216 OI2026-10-15: 216 OI2026-10-16: 216 OI2026-10-21: 215 OI2026-10-23: 210 OI Oct 02, 2026Oct 23, 2026

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

ALL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing210-5
Oct 21, 2026215-1
Oct 16, 20262160
Oct 15, 20262160
Oct 14, 20262160
Oct 13, 2026216+1
Oct 09, 2026215+6
Oct 08, 2026209+2
Oct 07, 20262070
Oct 06, 20262070
Oct 05, 2026207-4
Oct 02, 2026211No prior observation