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Contract OI history

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Oct 23, 2026 EXPIRATION

COHR $322.50 Call

COHR261023C00322500

Latest saved OI157Oct 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 $322.50 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. 160800 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 0 OI2026-10-07: 25 OI2026-10-08: 25 OI2026-10-09: 160 OI2026-10-13: 158 OI2026-10-14: 158 OI2026-10-15: 157 OI2026-10-16: 157 OI2026-10-21: 157 OI2026-10-23: 157 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, 2026Viewing1570
Oct 21, 20261570
Oct 16, 20261570
Oct 15, 2026157-1
Oct 14, 20261580
Oct 13, 2026158-2
Oct 09, 2026160+135
Oct 08, 2026250
Oct 07, 202625+25
Oct 06, 202600
Oct 05, 202600
Oct 02, 20260No prior observation