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Contract OI history

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Oct 30, 2026 EXPIRATION

COHR $245.00 Put

COHR261030P00245000

Latest saved OI92Oct 23, 2026
Last change-23vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $245.00 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. 141700 2026-10-02: 116 OI2026-10-05: 90 OI2026-10-06: 58 OI2026-10-07: 61 OI2026-10-08: 61 OI2026-10-09: 64 OI2026-10-13: 88 OI2026-10-14: 88 OI2026-10-15: 98 OI2026-10-16: 141 OI2026-10-21: 115 OI2026-10-23: 92 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, 2026Viewing92-23
Oct 21, 2026115-26
Oct 16, 2026141+43
Oct 15, 202698+10
Oct 14, 2026880
Oct 13, 202688+24
Oct 09, 202664+3
Oct 08, 2026610
Oct 07, 202661+3
Oct 06, 202658-32
Oct 05, 202690-26
Oct 02, 2026116No prior observation