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Contract OI history

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Nov 06, 2026 EXPIRATION

BLSH $30.00 Put

BLSH261106P00030000

Latest saved OI53Oct 23, 2026
Last change-6vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BLSH $30.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 59290 2026-10-02: 10 OI2026-10-05: 11 OI2026-10-06: 11 OI2026-10-07: 45 OI2026-10-08: 50 OI2026-10-09: 50 OI2026-10-13: 52 OI2026-10-14: 54 OI2026-10-16: 54 OI2026-10-20: 59 OI2026-10-23: 53 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, 2026Viewing53-6
Oct 20, 202659+5
Oct 16, 2026540
Oct 14, 202654+2
Oct 13, 202652+2
Oct 09, 2026500
Oct 08, 202650+5
Oct 07, 202645+34
Oct 06, 2026110
Oct 05, 202611+1
Oct 02, 202610No prior observation