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Contract OI history

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Nov 20, 2026 EXPIRATION

COHR $250.00 Call

COHR261120C00250000

Latest saved OI659Oct 23, 2026
Last change+56vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $250.00 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. 6593290 2026-10-02: 60 OI2026-10-05: 47 OI2026-10-06: 47 OI2026-10-07: 47 OI2026-10-08: 47 OI2026-10-09: 54 OI2026-10-13: 68 OI2026-10-14: 68 OI2026-10-15: 75 OI2026-10-16: 303 OI2026-10-21: 603 OI2026-10-23: 659 OI Oct 02, 2026Oct 23, 2026

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

COHR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing659+56
Oct 21, 2026603+300
Oct 16, 2026303+228
Oct 15, 202675+7
Oct 14, 2026680
Oct 13, 202668+14
Oct 09, 202654+7
Oct 08, 2026470
Oct 07, 2026470
Oct 06, 2026470
Oct 05, 202647-13
Oct 02, 202660No prior observation