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Contract OI history

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Jan 21, 2028 EXPIRATION

BLNK $500.00 Put

BLNK280121P00000500

Latest saved OI339Oct 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. 3391690 2026-10-08: 305 OI2026-10-13: 306 OI2026-10-15: 307 OI2026-10-16: 329 OI2026-10-21: 339 OI2026-10-23: 339 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, 2026Viewing3390
Oct 21, 2026339+10
Oct 16, 2026329+22
Oct 15, 2026307+1
Oct 13, 2026306+1
Oct 08, 2026305No prior observation