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Contract OI history

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Dec 17, 2027 EXPIRATION

MA $640.00 Call

MA271217C00640000

Latest saved OI109Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MA $640.00 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. 110550 2026-10-02: 109 OI2026-10-05: 109 OI2026-10-06: 109 OI2026-10-07: 109 OI2026-10-08: 109 OI2026-10-09: 110 OI2026-10-13: 110 OI2026-10-14: 110 OI2026-10-15: 110 OI2026-10-16: 110 OI2026-10-21: 110 OI2026-10-23: 109 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

MA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing109-1
Oct 21, 20261100
Oct 16, 20261100
Oct 15, 20261100
Oct 14, 20261100
Oct 13, 20261100
Oct 09, 2026110+1
Oct 08, 20261090
Oct 07, 20261090
Oct 06, 20261090
Oct 05, 20261090
Oct 02, 2026109No prior observation