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Contract OI history

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Jan 21, 2028 EXPIRATION

BX $200.00 Call

BX280121C00200000

Latest saved OI692Oct 23, 2026
Last change-20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $200.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7123560 2026-10-02: 677 OI2026-10-05: 677 OI2026-10-06: 678 OI2026-10-07: 678 OI2026-10-08: 678 OI2026-10-09: 679 OI2026-10-13: 679 OI2026-10-14: 690 OI2026-10-15: 691 OI2026-10-16: 691 OI2026-10-21: 712 OI2026-10-23: 692 OI Oct 02, 2026Oct 23, 2026

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

BX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing692-20
Oct 21, 2026712+21
Oct 16, 20266910
Oct 15, 2026691+1
Oct 14, 2026690+11
Oct 13, 20266790
Oct 09, 2026679+1
Oct 08, 20266780
Oct 07, 20266780
Oct 06, 2026678+1
Oct 05, 20266770
Oct 02, 2026677No prior observation