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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $160.00 Put

COHR270115P00160000

Latest saved OI1,001Oct 23, 2026
Last change+603vs 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. 1,0015000 2026-10-02: 154 OI2026-10-05: 153 OI2026-10-06: 155 OI2026-10-07: 155 OI2026-10-08: 155 OI2026-10-09: 155 OI2026-10-13: 156 OI2026-10-14: 156 OI2026-10-15: 304 OI2026-10-16: 303 OI2026-10-21: 398 OI2026-10-23: 1,001 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, 2026Viewing1,001+603
Oct 21, 2026398+95
Oct 16, 2026303-1
Oct 15, 2026304+148
Oct 14, 20261560
Oct 13, 2026156+1
Oct 09, 20261550
Oct 08, 20261550
Oct 07, 20261550
Oct 06, 2026155+2
Oct 05, 2026153-1
Oct 02, 2026154No prior observation