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Contract OI history

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Mar 19, 2027 EXPIRATION

COHR $490.00 Call

COHR270319C00490000

Latest saved OI197Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $490.00 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. 2001000 2026-10-02: 200 OI2026-10-05: 200 OI2026-10-06: 200 OI2026-10-07: 196 OI2026-10-08: 196 OI2026-10-09: 197 OI2026-10-13: 197 OI2026-10-14: 197 OI2026-10-15: 198 OI2026-10-16: 198 OI2026-10-21: 197 OI2026-10-23: 197 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, 2026Viewing1970
Oct 21, 2026197-1
Oct 16, 20261980
Oct 15, 2026198+1
Oct 14, 20261970
Oct 13, 20261970
Oct 09, 2026197+1
Oct 08, 20261960
Oct 07, 2026196-4
Oct 06, 20262000
Oct 05, 20262000
Oct 02, 2026200No prior observation