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Contract OI history

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Jan 15, 2027 EXPIRATION

MA $500.00 Call

MA270115C00500000

Latest saved OI187Oct 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 $500.00 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. 197980 2026-10-02: 197 OI2026-10-05: 196 OI2026-10-06: 196 OI2026-10-07: 196 OI2026-10-08: 196 OI2026-10-09: 193 OI2026-10-13: 193 OI2026-10-14: 193 OI2026-10-15: 193 OI2026-10-16: 193 OI2026-10-21: 187 OI2026-10-23: 187 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, 2026Viewing1870
Oct 21, 2026187-6
Oct 16, 20261930
Oct 15, 20261930
Oct 14, 20261930
Oct 13, 20261930
Oct 09, 2026193-3
Oct 08, 20261960
Oct 07, 20261960
Oct 06, 20261960
Oct 05, 2026196-1
Oct 02, 2026197No prior observation