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Contract OI history

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Oct 23, 2026 EXPIRATION

NIO $3.50 Call

NIO261023C00003500

Latest saved OI10,562Oct 23, 2026
Last change+1,294vs 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. 10,5625,2810 2026-10-02: 2,170 OI2026-10-05: 2,390 OI2026-10-06: 2,099 OI2026-10-07: 2,477 OI2026-10-08: 2,477 OI2026-10-09: 2,494 OI2026-10-13: 2,719 OI2026-10-14: 2,719 OI2026-10-15: 2,786 OI2026-10-16: 3,203 OI2026-10-21: 9,268 OI2026-10-23: 10,562 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, 2026Viewing10,562+1,294
Oct 21, 20269,268+6,065
Oct 16, 20263,203+417
Oct 15, 20262,786+67
Oct 14, 20262,7190
Oct 13, 20262,719+225
Oct 09, 20262,494+17
Oct 08, 20262,4770
Oct 07, 20262,477+378
Oct 06, 20262,099-291
Oct 05, 20262,390+220
Oct 02, 20262,170No prior observation