OITracker Cboe delayed data

Contract OI history

Back to COHR

Nov 20, 2026 EXPIRATION

COHR $145.00 Put

COHR261120P00145000

Latest saved OI109Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $145.00 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. 115570 2026-10-02: 115 OI2026-10-05: 108 OI2026-10-06: 108 OI2026-10-07: 108 OI2026-10-08: 108 OI2026-10-09: 108 OI2026-10-13: 107 OI2026-10-14: 107 OI2026-10-15: 107 OI2026-10-16: 107 OI2026-10-21: 107 OI2026-10-23: 109 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, 2026Viewing109+2
Oct 21, 20261070
Oct 16, 20261070
Oct 15, 20261070
Oct 14, 20261070
Oct 13, 2026107-1
Oct 09, 20261080
Oct 08, 20261080
Oct 07, 20261080
Oct 06, 20261080
Oct 05, 2026108-7
Oct 02, 2026115No prior observation