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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $300.00 Put

COHR270115P00300000

Latest saved OI3,084Oct 23, 2026
Last change-15vs 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. 3,1341,5670 2026-10-02: 2,735 OI2026-10-05: 2,744 OI2026-10-06: 2,750 OI2026-10-07: 2,897 OI2026-10-08: 2,897 OI2026-10-09: 3,129 OI2026-10-13: 3,134 OI2026-10-14: 3,134 OI2026-10-15: 3,125 OI2026-10-16: 3,123 OI2026-10-21: 3,099 OI2026-10-23: 3,084 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, 2026Viewing3,084-15
Oct 21, 20263,099-24
Oct 16, 20263,123-2
Oct 15, 20263,125-9
Oct 14, 20263,1340
Oct 13, 20263,134+5
Oct 09, 20263,129+232
Oct 08, 20262,8970
Oct 07, 20262,897+147
Oct 06, 20262,750+6
Oct 05, 20262,744+9
Oct 02, 20262,735No prior observation