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Contract OI history

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Jan 15, 2027 EXPIRATION

VIST $55.00 Put

VIST270115P00055000

Latest saved OI191Oct 23, 2026
Last change+20vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VIST $55.00 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. 191950 2026-10-02: 171 OI2026-10-05: 171 OI2026-10-06: 171 OI2026-10-07: 171 OI2026-10-08: 171 OI2026-10-09: 171 OI2026-10-13: 171 OI2026-10-14: 171 OI2026-10-16: 171 OI2026-10-20: 171 OI2026-10-23: 191 OI Oct 02, 2026Oct 23, 2026

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

VIST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing191+20
Oct 20, 20261710
Oct 16, 20261710
Oct 14, 20261710
Oct 13, 20261710
Oct 09, 20261710
Oct 08, 20261710
Oct 07, 20261710
Oct 06, 20261710
Oct 05, 20261710
Oct 02, 2026171No prior observation