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Contract OI history

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Jan 21, 2028 EXPIRATION

V $400.00 Put

V280121P00400000

Latest saved OI161Oct 23, 2026
Last change0vs 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. 161800 2026-10-02: 146 OI2026-10-05: 146 OI2026-10-06: 146 OI2026-10-07: 146 OI2026-10-08: 146 OI2026-10-09: 146 OI2026-10-14: 147 OI2026-10-15: 148 OI2026-10-16: 149 OI2026-10-21: 161 OI2026-10-23: 161 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, 20261610
Oct 21, 2026Viewing161+12
Oct 16, 2026149+1
Oct 15, 2026148+1
Oct 14, 2026147+1
Oct 09, 20261460
Oct 08, 20261460
Oct 07, 20261460
Oct 06, 20261460
Oct 05, 20261460
Oct 02, 2026146No prior observation