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Contract OI history

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Sep 17, 2027 EXPIRATION

M $20.00 Call

M270917C00020000

Latest saved OI225Oct 23, 2026
Last change+50vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
M $20.00 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. 2251120 2026-10-02: 168 OI2026-10-05: 168 OI2026-10-06: 168 OI2026-10-07: 168 OI2026-10-08: 168 OI2026-10-09: 168 OI2026-10-13: 168 OI2026-10-14: 168 OI2026-10-15: 168 OI2026-10-16: 168 OI2026-10-21: 175 OI2026-10-23: 225 OI Oct 02, 2026Oct 23, 2026

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

M contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing225+50
Oct 21, 2026175+7
Oct 16, 20261680
Oct 15, 20261680
Oct 14, 20261680
Oct 13, 20261680
Oct 09, 20261680
Oct 08, 20261680
Oct 07, 20261680
Oct 06, 20261680
Oct 05, 20261680
Oct 02, 2026168No prior observation