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Contract OI history

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Oct 23, 2026 EXPIRATION

BULL $5.50 Call

BULL261023C00005500

Latest saved OI1,601Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BULL $5.50 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. 1,6018000 2026-10-09: 1,575 OI2026-10-13: 1,594 OI2026-10-14: 1,594 OI2026-10-15: 1,596 OI2026-10-16: 1,597 OI2026-10-21: 1,598 OI2026-10-23: 1,601 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, 2026Viewing1,601+3
Oct 21, 20261,598+1
Oct 16, 20261,597+1
Oct 15, 20261,596+2
Oct 14, 20261,5940
Oct 13, 20261,594+19
Oct 09, 20261,575No prior observation