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Contract OI history

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Jan 15, 2027 EXPIRATION

BSY $45.00 Call

BSY270115C00045000

Latest saved OI1,233Oct 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
BSY $45.00 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. 1,2336160 2026-10-09: 1,228 OI2026-10-13: 1,228 OI2026-10-14: 1,228 OI2026-10-15: 1,228 OI2026-10-16: 1,228 OI2026-10-21: 1,232 OI2026-10-23: 1,233 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

BSY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,233+1
Oct 21, 20261,232+4
Oct 16, 20261,2280
Oct 15, 20261,2280
Oct 14, 20261,2280
Oct 13, 20261,2280
Oct 09, 20261,228No prior observation