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Contract OI history

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Jan 21, 2028 EXPIRATION

BLNK $3.50 Call

BLNK280121C00003500

Latest saved OI701Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BLNK $3.50 call open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 7013500 2026-10-08: 695 OI2026-10-13: 696 OI2026-10-15: 701 OI2026-10-16: 701 OI2026-10-21: 701 OI2026-10-23: 701 OI Oct 08, 2026Oct 23, 2026

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

BLNK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7010
Oct 21, 20267010
Oct 16, 20267010
Oct 15, 2026701+5
Oct 13, 2026696+1
Oct 08, 2026695No prior observation