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Contract OI history

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Dec 18, 2026 EXPIRATION

C $115.00 Put

C261218P00115000

Latest saved OI3,134Oct 23, 2026
Last change+16vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $115.00 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. 3,1341,5670 2026-10-02: 1,830 OI2026-10-05: 1,840 OI2026-10-06: 1,874 OI2026-10-07: 1,887 OI2026-10-08: 1,887 OI2026-10-09: 1,929 OI2026-10-13: 2,800 OI2026-10-14: 2,800 OI2026-10-15: 2,809 OI2026-10-16: 3,067 OI2026-10-21: 3,118 OI2026-10-23: 3,134 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,134+16
Oct 21, 20263,118+51
Oct 16, 20263,067+258
Oct 15, 20262,809+9
Oct 14, 20262,8000
Oct 13, 20262,800+871
Oct 09, 20261,929+42
Oct 08, 20261,8870
Oct 07, 20261,887+13
Oct 06, 20261,874+34
Oct 05, 20261,840+10
Oct 02, 20261,830No prior observation