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Contract OI history

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Jan 21, 2028 EXPIRATION

DOC $17.50 Put

DOC280121P00017500

Latest saved OI124Oct 23, 2026
Last change+34vs 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. 124620 2026-10-02: 86 OI2026-10-05: 86 OI2026-10-06: 86 OI2026-10-07: 86 OI2026-10-08: 87 OI2026-10-09: 87 OI2026-10-13: 89 OI2026-10-14: 89 OI2026-10-15: 89 OI2026-10-16: 89 OI2026-10-21: 90 OI2026-10-23: 124 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, 2026Viewing124+34
Oct 21, 202690+1
Oct 16, 2026890
Oct 15, 2026890
Oct 14, 2026890
Oct 13, 202689+2
Oct 09, 2026870
Oct 08, 202687+1
Oct 07, 2026860
Oct 06, 2026860
Oct 05, 2026860
Oct 02, 202686No prior observation