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Contract OI history

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Nov 20, 2026 EXPIRATION

BLDR $85.00 Call

BLDR261120C00085000

Latest saved OI204Oct 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 $85.00 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. 2111050 2026-10-02: 211 OI2026-10-05: 211 OI2026-10-06: 211 OI2026-10-07: 211 OI2026-10-08: 211 OI2026-10-09: 211 OI2026-10-13: 211 OI2026-10-14: 211 OI2026-10-15: 211 OI2026-10-16: 211 OI2026-10-21: 204 OI2026-10-23: 204 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, 2026Viewing2040
Oct 21, 2026204-7
Oct 16, 20262110
Oct 15, 20262110
Oct 14, 20262110
Oct 13, 20262110
Oct 09, 20262110
Oct 08, 20262110
Oct 07, 20262110
Oct 06, 20262110
Oct 05, 20262110
Oct 02, 2026211No prior observation