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Contract OI history

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Nov 27, 2026 EXPIRATION

NIO $4.00 Call

NIO261127C00004000

Latest saved OI2,046Oct 23, 2026
Last change+188vs previous saved observation
Saved market days9Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $4.00 call open interest history 9 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 2,0461,0230 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 117 OI2026-10-13: 1,109 OI2026-10-14: 1,109 OI2026-10-15: 1,321 OI2026-10-16: 1,609 OI2026-10-21: 1,858 OI2026-10-23: 2,046 OI Oct 07, 2026Oct 23, 2026

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

NIO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,046+188
Oct 21, 20261,858+249
Oct 16, 20261,609+288
Oct 15, 20261,321+212
Oct 14, 20261,1090
Oct 13, 20261,109+992
Oct 09, 2026117+117
Oct 08, 202600
Oct 07, 20260No prior observation