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Contract OI history

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Dec 18, 2026 EXPIRATION

BX $90.00 Put

BX261218P00090000

Latest saved OI2,830Oct 23, 2026
Last change+773vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BX $90.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,8301,4150 2026-10-02: 1,487 OI2026-10-05: 1,489 OI2026-10-06: 2,080 OI2026-10-07: 2,082 OI2026-10-08: 2,082 OI2026-10-09: 2,125 OI2026-10-13: 2,139 OI2026-10-14: 2,153 OI2026-10-15: 2,335 OI2026-10-16: 2,078 OI2026-10-21: 2,057 OI2026-10-23: 2,830 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, 2026Viewing2,830+773
Oct 21, 20262,057-21
Oct 16, 20262,078-257
Oct 15, 20262,335+182
Oct 14, 20262,153+14
Oct 13, 20262,139+14
Oct 09, 20262,125+43
Oct 08, 20262,0820
Oct 07, 20262,082+2
Oct 06, 20262,080+591
Oct 05, 20261,489+2
Oct 02, 20261,487No prior observation