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Contract OI history

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Dec 18, 2026 EXPIRATION

BX $115.00 Call

BX261218C00115000

Latest saved OI567Oct 23, 2026
Last change+14vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $115.00 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. 5672830 2026-10-02: 356 OI2026-10-05: 359 OI2026-10-06: 375 OI2026-10-07: 378 OI2026-10-08: 411 OI2026-10-09: 415 OI2026-10-13: 413 OI2026-10-14: 435 OI2026-10-15: 438 OI2026-10-16: 426 OI2026-10-21: 553 OI2026-10-23: 567 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, 2026Viewing567+14
Oct 21, 2026553+127
Oct 16, 2026426-12
Oct 15, 2026438+3
Oct 14, 2026435+22
Oct 13, 2026413-2
Oct 09, 2026415+4
Oct 08, 2026411+33
Oct 07, 2026378+3
Oct 06, 2026375+16
Oct 05, 2026359+3
Oct 02, 2026356No prior observation