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Contract OI history

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Nov 20, 2026 EXPIRATION

COHR $160.00 Put

COHR261120P00160000

Latest saved OI7,570Oct 23, 2026
Last change+13vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $160.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7,5703,7850 2026-10-02: 49 OI2026-10-05: 49 OI2026-10-06: 51 OI2026-10-07: 51 OI2026-10-08: 51 OI2026-10-09: 51 OI2026-10-13: 51 OI2026-10-14: 51 OI2026-10-15: 51 OI2026-10-16: 51 OI2026-10-21: 7,557 OI2026-10-23: 7,570 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, 2026Viewing7,570+13
Oct 21, 20267,557+7,506
Oct 16, 2026510
Oct 15, 2026510
Oct 14, 2026510
Oct 13, 2026510
Oct 09, 2026510
Oct 08, 2026510
Oct 07, 2026510
Oct 06, 202651+2
Oct 05, 2026490
Oct 02, 202649No prior observation