OITracker Cboe delayed data

Contract OI history

Back to COHR

Oct 23, 2026 EXPIRATION

COHR $300.00 Put

COHR261023P00300000

Latest saved OI0Oct 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 $300.00 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. 5182590 2026-10-02: 321 OI2026-10-05: 330 OI2026-10-06: 415 OI2026-10-07: 420 OI2026-10-08: 420 OI2026-10-09: 449 OI2026-10-13: 518 OI2026-10-14: 518 OI2026-10-15: 518 OI2026-10-16: 510 OI2026-10-21: 0 OI2026-10-23: 0 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, 2026Viewing00
Oct 21, 20260-510
Oct 16, 2026510-8
Oct 15, 20265180
Oct 14, 20265180
Oct 13, 2026518+69
Oct 09, 2026449+29
Oct 08, 20264200
Oct 07, 2026420+5
Oct 06, 2026415+85
Oct 05, 2026330+9
Oct 02, 2026321No prior observation