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Contract OI history

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Nov 13, 2026 EXPIRATION

BULL $5.50 Put

BULL261113P00005500

Latest saved OI985Oct 23, 2026
Last change-10vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $5.50 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. 9954970 2026-10-09: 579 OI2026-10-13: 605 OI2026-10-14: 605 OI2026-10-15: 614 OI2026-10-16: 620 OI2026-10-21: 995 OI2026-10-23: 985 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, 2026Viewing985-10
Oct 21, 2026995+375
Oct 16, 2026620+6
Oct 15, 2026614+9
Oct 14, 20266050
Oct 13, 2026605+26
Oct 09, 2026579No prior observation