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Contract OI history

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May 21, 2027 EXPIRATION

NIO $5.00 Put

NIO270521P00005000

Latest saved OI939Oct 23, 2026
Last change+20vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
NIO $5.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9394690 2026-10-02: 0 OI2026-10-05: 450 OI2026-10-06: 454 OI2026-10-07: 754 OI2026-10-08: 754 OI2026-10-09: 754 OI2026-10-13: 844 OI2026-10-14: 844 OI2026-10-15: 864 OI2026-10-16: 866 OI2026-10-21: 919 OI2026-10-23: 939 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, 2026Viewing939+20
Oct 21, 2026919+53
Oct 16, 2026866+2
Oct 15, 2026864+20
Oct 14, 20268440
Oct 13, 2026844+90
Oct 09, 20267540
Oct 08, 20267540
Oct 07, 2026754+300
Oct 06, 2026454+4
Oct 05, 2026450+450
Oct 02, 20260No prior observation