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Contract OI history

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Jan 15, 2027 EXPIRATION

BLDR $65.00 Call

BLDR270115C00065000

Latest saved OI199Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BLDR $65.00 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. 199990 2026-10-02: 117 OI2026-10-05: 117 OI2026-10-06: 117 OI2026-10-07: 117 OI2026-10-08: 117 OI2026-10-09: 117 OI2026-10-13: 118 OI2026-10-14: 193 OI2026-10-15: 195 OI2026-10-16: 198 OI2026-10-21: 198 OI2026-10-23: 199 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, 2026Viewing199+1
Oct 21, 20261980
Oct 16, 2026198+3
Oct 15, 2026195+2
Oct 14, 2026193+75
Oct 13, 2026118+1
Oct 09, 20261170
Oct 08, 20261170
Oct 07, 20261170
Oct 06, 20261170
Oct 05, 20261170
Oct 02, 2026117No prior observation