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Contract OI history

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May 21, 2027 EXPIRATION

BLDP $3.00 Call

BLDP270521C00003000

Latest saved OI429Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BLDP $3.00 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. 4292140 2026-10-08: 120 OI2026-10-09: 120 OI2026-10-13: 120 OI2026-10-14: 124 OI2026-10-16: 128 OI2026-10-20: 429 OI2026-10-23: 429 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, 2026Viewing4290
Oct 20, 2026429+301
Oct 16, 2026128+4
Oct 14, 2026124+4
Oct 13, 20261200
Oct 09, 20261200
Oct 08, 2026120No prior observation