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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $350.00 Call

COHR270115C00350000

Latest saved OI852Oct 23, 2026
Last change+31vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $350.00 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. 8524260 2026-10-02: 717 OI2026-10-05: 730 OI2026-10-06: 743 OI2026-10-07: 749 OI2026-10-08: 749 OI2026-10-09: 761 OI2026-10-13: 792 OI2026-10-14: 792 OI2026-10-15: 775 OI2026-10-16: 787 OI2026-10-21: 821 OI2026-10-23: 852 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, 2026Viewing852+31
Oct 21, 2026821+34
Oct 16, 2026787+12
Oct 15, 2026775-17
Oct 14, 20267920
Oct 13, 2026792+31
Oct 09, 2026761+12
Oct 08, 20267490
Oct 07, 2026749+6
Oct 06, 2026743+13
Oct 05, 2026730+13
Oct 02, 2026717No prior observation