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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $200.00 Call

COHR270115C00200000

Latest saved OI586Oct 23, 2026
Last change+36vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $200.00 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. 5862930 2026-10-02: 535 OI2026-10-05: 537 OI2026-10-06: 537 OI2026-10-07: 537 OI2026-10-08: 537 OI2026-10-09: 536 OI2026-10-13: 536 OI2026-10-14: 536 OI2026-10-15: 541 OI2026-10-16: 550 OI2026-10-21: 550 OI2026-10-23: 586 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, 2026Viewing586+36
Oct 21, 20265500
Oct 16, 2026550+9
Oct 15, 2026541+5
Oct 14, 20265360
Oct 13, 20265360
Oct 09, 2026536-1
Oct 08, 20265370
Oct 07, 20265370
Oct 06, 20265370
Oct 05, 2026537+2
Oct 02, 2026535No prior observation