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Contract OI history

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Jan 15, 2027 EXPIRATION

COHR $130.00 Put

COHR270115P00130000

Latest saved OI698Oct 23, 2026
Last change+599vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COHR $130.00 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. 6983490 2026-10-02: 100 OI2026-10-05: 100 OI2026-10-06: 99 OI2026-10-07: 99 OI2026-10-08: 99 OI2026-10-09: 99 OI2026-10-13: 99 OI2026-10-14: 99 OI2026-10-15: 99 OI2026-10-16: 99 OI2026-10-21: 99 OI2026-10-23: 698 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, 2026Viewing698+599
Oct 21, 2026990
Oct 16, 2026990
Oct 15, 2026990
Oct 14, 2026990
Oct 13, 2026990
Oct 09, 2026990
Oct 08, 2026990
Oct 07, 2026990
Oct 06, 202699-1
Oct 05, 20261000
Oct 02, 2026100No prior observation