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Contract OI history

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Dec 18, 2026 EXPIRATION

MA $650.00 Call

MA261218C00650000

Latest saved OI309Oct 23, 2026
Last change+6vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MA $650.00 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. 3091540 2026-10-02: 1 OI2026-10-05: 4 OI2026-10-06: 4 OI2026-10-07: 4 OI2026-10-08: 4 OI2026-10-09: 6 OI2026-10-13: 49 OI2026-10-14: 49 OI2026-10-15: 239 OI2026-10-16: 292 OI2026-10-21: 303 OI2026-10-23: 309 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, 2026Viewing309+6
Oct 21, 2026303+11
Oct 16, 2026292+53
Oct 15, 2026239+190
Oct 14, 2026490
Oct 13, 202649+43
Oct 09, 20266+2
Oct 08, 202640
Oct 07, 202640
Oct 06, 202640
Oct 05, 20264+3
Oct 02, 20261No prior observation