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Contract OI history

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Mar 19, 2027 EXPIRATION

BLDR $75.00 Call

BLDR270319C00075000

Latest saved OI120Oct 23, 2026
Last change0vs 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. 120600 2026-10-02: 118 OI2026-10-05: 118 OI2026-10-06: 118 OI2026-10-07: 118 OI2026-10-08: 119 OI2026-10-09: 119 OI2026-10-13: 119 OI2026-10-14: 119 OI2026-10-15: 119 OI2026-10-16: 120 OI2026-10-21: 120 OI2026-10-23: 120 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, 2026Viewing1200
Oct 21, 20261200
Oct 16, 2026120+1
Oct 15, 20261190
Oct 14, 20261190
Oct 13, 20261190
Oct 09, 20261190
Oct 08, 2026119+1
Oct 07, 20261180
Oct 06, 20261180
Oct 05, 20261180
Oct 02, 2026118No prior observation