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Contract OI history

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Nov 20, 2026 EXPIRATION

BLDR $75.00 Call

BLDR261120C00075000

Latest saved OI981Oct 23, 2026
Last change+85vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BLDR $75.00 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. 9814900 2026-10-02: 392 OI2026-10-05: 393 OI2026-10-06: 393 OI2026-10-07: 877 OI2026-10-08: 876 OI2026-10-09: 887 OI2026-10-13: 876 OI2026-10-14: 877 OI2026-10-15: 886 OI2026-10-16: 885 OI2026-10-21: 896 OI2026-10-23: 981 OI Oct 02, 2026Oct 23, 2026

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

BLDR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing981+85
Oct 21, 2026896+11
Oct 16, 2026885-1
Oct 15, 2026886+9
Oct 14, 2026877+1
Oct 13, 2026876-11
Oct 09, 2026887+11
Oct 08, 2026876-1
Oct 07, 2026877+484
Oct 06, 20263930
Oct 05, 2026393+1
Oct 02, 2026392No prior observation