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Contract OI history

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Oct 30, 2026 EXPIRATION

BULL $8.50 Call

BULL261030C00008500

Latest saved OI2,269Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $8.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,4031,2010 2026-10-09: 1,952 OI2026-10-13: 2,403 OI2026-10-14: 2,403 OI2026-10-15: 2,379 OI2026-10-16: 2,279 OI2026-10-21: 2,270 OI2026-10-23: 2,269 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, 2026Viewing2,269-1
Oct 21, 20262,270-9
Oct 16, 20262,279-100
Oct 15, 20262,379-24
Oct 14, 20262,4030
Oct 13, 20262,403+451
Oct 09, 20261,952No prior observation