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Contract OI history

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Mar 19, 2027 EXPIRATION

MA $550.00 Call

MA270319C00550000

Latest saved OI186Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MA $550.00 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. 195970 2026-10-02: 192 OI2026-10-05: 195 OI2026-10-06: 186 OI2026-10-07: 186 OI2026-10-08: 186 OI2026-10-09: 186 OI2026-10-13: 186 OI2026-10-14: 186 OI2026-10-15: 186 OI2026-10-16: 186 OI2026-10-21: 186 OI2026-10-23: 186 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, 2026Viewing1860
Oct 21, 20261860
Oct 16, 20261860
Oct 15, 20261860
Oct 14, 20261860
Oct 13, 20261860
Oct 09, 20261860
Oct 08, 20261860
Oct 07, 20261860
Oct 06, 2026186-9
Oct 05, 2026195+3
Oct 02, 2026192No prior observation