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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $250.00 Put

COHR270115P00250000

Latest saved OI3,056Oct 23, 2026
Last change+1vs 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. 3,2471,6230 2026-10-02: 2,104 OI2026-10-05: 2,076 OI2026-10-06: 2,175 OI2026-10-07: 2,626 OI2026-10-08: 2,626 OI2026-10-09: 2,684 OI2026-10-13: 3,111 OI2026-10-14: 3,111 OI2026-10-15: 3,247 OI2026-10-16: 3,105 OI2026-10-21: 3,055 OI2026-10-23: 3,056 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, 2026Viewing3,056+1
Oct 21, 20263,055-50
Oct 16, 20263,105-142
Oct 15, 20263,247+136
Oct 14, 20263,1110
Oct 13, 20263,111+427
Oct 09, 20262,684+58
Oct 08, 20262,6260
Oct 07, 20262,626+451
Oct 06, 20262,175+99
Oct 05, 20262,076-28
Oct 02, 20262,104No prior observation