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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $300.00 Call

COHR270115C00300000

Latest saved OI1,593Oct 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 $300.00 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. 1,5937960 2026-10-02: 1,171 OI2026-10-05: 1,163 OI2026-10-06: 1,186 OI2026-10-07: 1,184 OI2026-10-08: 1,184 OI2026-10-09: 1,207 OI2026-10-13: 1,283 OI2026-10-14: 1,283 OI2026-10-15: 1,367 OI2026-10-16: 1,488 OI2026-10-21: 1,537 OI2026-10-23: 1,593 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, 2026Viewing1,593+56
Oct 21, 20261,537+49
Oct 16, 20261,488+121
Oct 15, 20261,367+84
Oct 14, 20261,2830
Oct 13, 20261,283+76
Oct 09, 20261,207+23
Oct 08, 20261,1840
Oct 07, 20261,184-2
Oct 06, 20261,186+23
Oct 05, 20261,163-8
Oct 02, 20261,171No prior observation