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Contract OI history

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May 21, 2027 EXPIRATION

BLDP $2.00 Call

BLDP270521C00002000

Latest saved OI64Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BLDP $2.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 64320 2026-10-08: 10 OI2026-10-09: 10 OI2026-10-13: 58 OI2026-10-14: 58 OI2026-10-16: 60 OI2026-10-20: 62 OI2026-10-23: 64 OI Oct 08, 2026Oct 23, 2026

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

BLDP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing64+2
Oct 20, 202662+2
Oct 16, 202660+2
Oct 14, 2026580
Oct 13, 202658+48
Oct 09, 2026100
Oct 08, 202610No prior observation