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Contract OI history

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Dec 18, 2026 EXPIRATION

DOC $17.50 Put

DOC261218P00017500

Latest saved OI1,220Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
DOC $17.50 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. 1,2206100 2026-10-02: 1,193 OI2026-10-05: 1,193 OI2026-10-06: 1,196 OI2026-10-07: 1,196 OI2026-10-08: 1,192 OI2026-10-09: 1,209 OI2026-10-13: 1,215 OI2026-10-14: 1,215 OI2026-10-15: 1,215 OI2026-10-16: 1,215 OI2026-10-21: 1,216 OI2026-10-23: 1,220 OI Oct 02, 2026Oct 23, 2026

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

DOC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,220+4
Oct 21, 20261,216+1
Oct 16, 20261,2150
Oct 15, 20261,2150
Oct 14, 20261,2150
Oct 13, 20261,215+6
Oct 09, 20261,209+17
Oct 08, 20261,192-4
Oct 07, 20261,1960
Oct 06, 20261,196+3
Oct 05, 20261,1930
Oct 02, 20261,193No prior observation