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Contract OI history

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Oct 23, 2026 EXPIRATION

COHR $342.50 Call

COHR261023C00342500

Latest saved OI205Oct 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 $342.50 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. 2051020 2026-10-02: 0 OI2026-10-05: 0 OI2026-10-06: 6 OI2026-10-07: 197 OI2026-10-08: 197 OI2026-10-09: 198 OI2026-10-13: 205 OI2026-10-14: 205 OI2026-10-15: 205 OI2026-10-16: 205 OI2026-10-21: 205 OI2026-10-23: 205 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, 2026Viewing2050
Oct 21, 20262050
Oct 16, 20262050
Oct 15, 20262050
Oct 14, 20262050
Oct 13, 2026205+7
Oct 09, 2026198+1
Oct 08, 20261970
Oct 07, 2026197+191
Oct 06, 20266+6
Oct 05, 202600
Oct 02, 20260No prior observation