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Contract OI history

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Dec 18, 2026 EXPIRATION

MAC $26.00 Call

MAC261218C00026000

Latest saved OI101Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MAC $26.00 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. 102510 2026-10-02: 101 OI2026-10-05: 102 OI2026-10-06: 102 OI2026-10-07: 102 OI2026-10-08: 102 OI2026-10-09: 101 OI2026-10-13: 101 OI2026-10-14: 101 OI2026-10-15: 101 OI2026-10-16: 101 OI2026-10-20: 101 OI2026-10-23: 101 OI Oct 02, 2026Oct 23, 2026

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

MAC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261010
Oct 20, 2026Viewing1010
Oct 16, 20261010
Oct 15, 20261010
Oct 14, 20261010
Oct 13, 20261010
Oct 09, 2026101-1
Oct 08, 20261020
Oct 07, 20261020
Oct 06, 20261020
Oct 05, 2026102+1
Oct 02, 2026101No prior observation