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Contract OI history

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Nov 13, 2026 EXPIRATION

BULL $4.00 Put

BULL261113P00004000

Latest saved OI175Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $4.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 175870 2026-10-09: 30 OI2026-10-13: 170 OI2026-10-14: 170 OI2026-10-15: 170 OI2026-10-16: 170 OI2026-10-21: 170 OI2026-10-23: 175 OI Oct 09, 2026Oct 23, 2026

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

BULL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing175+5
Oct 21, 20261700
Oct 16, 20261700
Oct 15, 20261700
Oct 14, 20261700
Oct 13, 2026170+140
Oct 09, 202630No prior observation