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Contract OI history

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Oct 23, 2026 EXPIRATION

BLSH $34.00 Call

BLSH261023C00034000

Latest saved OI86Oct 23, 2026
Last change-2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BLSH $34.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 167830 2026-10-02: 18 OI2026-10-05: 18 OI2026-10-06: 17 OI2026-10-07: 17 OI2026-10-08: 17 OI2026-10-09: 17 OI2026-10-13: 17 OI2026-10-14: 73 OI2026-10-16: 167 OI2026-10-20: 88 OI2026-10-23: 86 OI Oct 02, 2026Oct 23, 2026

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

BLSH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing86-2
Oct 20, 202688-79
Oct 16, 2026167+94
Oct 14, 202673+56
Oct 13, 2026170
Oct 09, 2026170
Oct 08, 2026170
Oct 07, 2026170
Oct 06, 202617-1
Oct 05, 2026180
Oct 02, 202618No prior observation