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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $600.00 Call

COHR270115C00600000

Latest saved OI287Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $600.00 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. 2981490 2026-10-02: 287 OI2026-10-05: 287 OI2026-10-06: 298 OI2026-10-07: 296 OI2026-10-08: 296 OI2026-10-09: 296 OI2026-10-13: 282 OI2026-10-14: 282 OI2026-10-15: 282 OI2026-10-16: 292 OI2026-10-21: 290 OI2026-10-23: 287 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, 2026Viewing287-3
Oct 21, 2026290-2
Oct 16, 2026292+10
Oct 15, 20262820
Oct 14, 20262820
Oct 13, 2026282-14
Oct 09, 20262960
Oct 08, 20262960
Oct 07, 2026296-2
Oct 06, 2026298+11
Oct 05, 20262870
Oct 02, 2026287No prior observation