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Contract OI history

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Nov 06, 2026 EXPIRATION

NIO $3.50 Call

NIO261106C00003500

Latest saved OI4,597Oct 23, 2026
Last change+615vs 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. 4,5972,2980 2026-10-02: 747 OI2026-10-05: 811 OI2026-10-06: 1,618 OI2026-10-07: 1,624 OI2026-10-08: 1,624 OI2026-10-09: 2,363 OI2026-10-13: 2,588 OI2026-10-14: 2,588 OI2026-10-15: 2,625 OI2026-10-16: 2,751 OI2026-10-21: 3,982 OI2026-10-23: 4,597 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, 2026Viewing4,597+615
Oct 21, 20263,982+1,231
Oct 16, 20262,751+126
Oct 15, 20262,625+37
Oct 14, 20262,5880
Oct 13, 20262,588+225
Oct 09, 20262,363+739
Oct 08, 20261,6240
Oct 07, 20261,624+6
Oct 06, 20261,618+807
Oct 05, 2026811+64
Oct 02, 2026747No prior observation