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Contract OI history

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Mar 19, 2027 EXPIRATION

BLNK $500.00 Put

BLNK270319P00000500

Latest saved OI36Oct 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 $500.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 36180 2026-10-08: 29 OI2026-10-13: 30 OI2026-10-15: 33 OI2026-10-16: 33 OI2026-10-21: 36 OI2026-10-23: 36 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, 2026Viewing360
Oct 21, 202636+3
Oct 16, 2026330
Oct 15, 202633+3
Oct 13, 202630+1
Oct 08, 202629No prior observation