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Contract OI history

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Dec 17, 2027 EXPIRATION

NIO $3.50 Call

NIO271217C00003500

Latest saved OI3,150Oct 23, 2026
Last change-7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $3.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,1571,5780 2026-10-02: 1,498 OI2026-10-05: 1,819 OI2026-10-06: 1,905 OI2026-10-07: 1,905 OI2026-10-08: 1,905 OI2026-10-09: 3,040 OI2026-10-13: 3,045 OI2026-10-14: 3,045 OI2026-10-15: 3,051 OI2026-10-16: 3,049 OI2026-10-21: 3,157 OI2026-10-23: 3,150 OI Oct 02, 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, 2026Viewing3,150-7
Oct 21, 20263,157+108
Oct 16, 20263,049-2
Oct 15, 20263,051+6
Oct 14, 20263,0450
Oct 13, 20263,045+5
Oct 09, 20263,040+1,135
Oct 08, 20261,9050
Oct 07, 20261,9050
Oct 06, 20261,905+86
Oct 05, 20261,819+321
Oct 02, 20261,498No prior observation