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Contract OI history

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Mar 19, 2027 EXPIRATION

V $400.00 Put

V270319P00400000

Latest saved OI335Oct 23, 2026
Last change+74vs 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. 3351670 2026-10-02: 28 OI2026-10-05: 28 OI2026-10-06: 28 OI2026-10-07: 28 OI2026-10-08: 28 OI2026-10-09: 28 OI2026-10-14: 147 OI2026-10-15: 147 OI2026-10-16: 170 OI2026-10-21: 261 OI2026-10-23: 335 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, 2026Viewing335+74
Oct 21, 2026261+91
Oct 16, 2026170+23
Oct 15, 20261470
Oct 14, 2026147+119
Oct 09, 2026280
Oct 08, 2026280
Oct 07, 2026280
Oct 06, 2026280
Oct 05, 2026280
Oct 02, 202628No prior observation