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Contract OI history

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Dec 18, 2026 EXPIRATION

ALL $220.00 Put

ALL261218P00220000

Latest saved OI163Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ALL $220.00 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. 163810 2026-10-02: 116 OI2026-10-05: 134 OI2026-10-06: 131 OI2026-10-07: 131 OI2026-10-08: 153 OI2026-10-09: 152 OI2026-10-13: 152 OI2026-10-14: 152 OI2026-10-15: 152 OI2026-10-16: 152 OI2026-10-21: 154 OI2026-10-23: 163 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, 2026Viewing163+9
Oct 21, 2026154+2
Oct 16, 20261520
Oct 15, 20261520
Oct 14, 20261520
Oct 13, 20261520
Oct 09, 2026152-1
Oct 08, 2026153+22
Oct 07, 20261310
Oct 06, 2026131-3
Oct 05, 2026134+18
Oct 02, 2026116No prior observation