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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $165.00 Put

COHR270115P00165000

Latest saved OI339Oct 23, 2026
Last change+218vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $165.00 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. 3391690 2026-10-02: 68 OI2026-10-05: 69 OI2026-10-06: 67 OI2026-10-07: 67 OI2026-10-08: 67 OI2026-10-09: 77 OI2026-10-13: 84 OI2026-10-14: 84 OI2026-10-15: 94 OI2026-10-16: 109 OI2026-10-21: 121 OI2026-10-23: 339 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, 2026Viewing339+218
Oct 21, 2026121+12
Oct 16, 2026109+15
Oct 15, 202694+10
Oct 14, 2026840
Oct 13, 202684+7
Oct 09, 202677+10
Oct 08, 2026670
Oct 07, 2026670
Oct 06, 202667-2
Oct 05, 202669+1
Oct 02, 202668No prior observation