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Contract OI history

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Nov 27, 2026 EXPIRATION

BULL $5.50 Put

BULL261127P00005500

Latest saved OI247Oct 23, 2026
Last change+183vs 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. 2471230 2026-10-09: 30 OI2026-10-13: 37 OI2026-10-14: 37 OI2026-10-15: 44 OI2026-10-16: 45 OI2026-10-21: 64 OI2026-10-23: 247 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, 2026Viewing247+183
Oct 21, 202664+19
Oct 16, 202645+1
Oct 15, 202644+7
Oct 14, 2026370
Oct 13, 202637+7
Oct 09, 202630No prior observation