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Contract OI history

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Nov 20, 2026 EXPIRATION

M $27.00 Call

M261120C00027000

Latest saved OI596Oct 23, 2026
Last change+53vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
M $27.00 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. 5962980 2026-10-02: 437 OI2026-10-05: 437 OI2026-10-06: 438 OI2026-10-07: 440 OI2026-10-08: 440 OI2026-10-09: 440 OI2026-10-13: 446 OI2026-10-14: 446 OI2026-10-15: 444 OI2026-10-16: 478 OI2026-10-21: 543 OI2026-10-23: 596 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, 2026Viewing596+53
Oct 21, 2026543+65
Oct 16, 2026478+34
Oct 15, 2026444-2
Oct 14, 20264460
Oct 13, 2026446+6
Oct 09, 20264400
Oct 08, 20264400
Oct 07, 2026440+2
Oct 06, 2026438+1
Oct 05, 20264370
Oct 02, 2026437No prior observation