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Contract OI history

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Dec 18, 2026 EXPIRATION

BULL $5.00 Put

BULL261218P00005000

Latest saved OI5,176Oct 23, 2026
Last change-43vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $5.00 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. 5,4502,7250 2026-10-09: 5,450 OI2026-10-13: 5,316 OI2026-10-14: 5,316 OI2026-10-15: 5,211 OI2026-10-16: 5,210 OI2026-10-21: 5,219 OI2026-10-23: 5,176 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, 2026Viewing5,176-43
Oct 21, 20265,219+9
Oct 16, 20265,210-1
Oct 15, 20265,211-105
Oct 14, 20265,3160
Oct 13, 20265,316-134
Oct 09, 20265,450No prior observation