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Contract OI history

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Dec 18, 2026 EXPIRATION

V $400.00 Put

V261218P00400000

Latest saved OI629Oct 23, 2026
Last change+198vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
V $400.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 6293140 2026-10-02: 13 OI2026-10-05: 13 OI2026-10-06: 14 OI2026-10-07: 14 OI2026-10-08: 14 OI2026-10-09: 14 OI2026-10-14: 115 OI2026-10-15: 113 OI2026-10-16: 234 OI2026-10-21: 431 OI2026-10-23: 629 OI Oct 02, 2026Oct 23, 2026

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

V contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing629+198
Oct 21, 2026431+197
Oct 16, 2026234+121
Oct 15, 2026113-2
Oct 14, 2026115+101
Oct 09, 2026140
Oct 08, 2026140
Oct 07, 2026140
Oct 06, 202614+1
Oct 05, 2026130
Oct 02, 202613No prior observation