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Contract OI history

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Mar 19, 2027 EXPIRATION

NIO $4.00 Call

NIO270319C00004000

Latest saved OI7,179Oct 23, 2026
Last change+151vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $4.00 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. 7,1793,5890 2026-10-02: 5,292 OI2026-10-05: 5,375 OI2026-10-06: 5,585 OI2026-10-07: 5,639 OI2026-10-08: 5,639 OI2026-10-09: 6,615 OI2026-10-13: 6,651 OI2026-10-14: 6,651 OI2026-10-15: 6,798 OI2026-10-16: 6,782 OI2026-10-21: 7,028 OI2026-10-23: 7,179 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, 2026Viewing7,179+151
Oct 21, 20267,028+246
Oct 16, 20266,782-16
Oct 15, 20266,798+147
Oct 14, 20266,6510
Oct 13, 20266,651+36
Oct 09, 20266,615+976
Oct 08, 20265,6390
Oct 07, 20265,639+54
Oct 06, 20265,585+210
Oct 05, 20265,375+83
Oct 02, 20265,292No prior observation