OITracker Cboe delayed data

Contract OI history

Back to COHR

Mar 19, 2027 EXPIRATION

COHR $250.00 Put

COHR270319P00250000

Latest saved OI1,302Oct 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 $250.00 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. 1,3046520 2026-10-02: 1,117 OI2026-10-05: 1,120 OI2026-10-06: 1,128 OI2026-10-07: 1,130 OI2026-10-08: 1,130 OI2026-10-09: 1,142 OI2026-10-13: 1,280 OI2026-10-14: 1,280 OI2026-10-15: 1,293 OI2026-10-16: 1,304 OI2026-10-21: 1,302 OI2026-10-23: 1,302 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, 2026Viewing1,3020
Oct 21, 20261,302-2
Oct 16, 20261,304+11
Oct 15, 20261,293+13
Oct 14, 20261,2800
Oct 13, 20261,280+138
Oct 09, 20261,142+12
Oct 08, 20261,1300
Oct 07, 20261,130+2
Oct 06, 20261,128+8
Oct 05, 20261,120+3
Oct 02, 20261,117No prior observation