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Contract OI history

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Nov 20, 2026 EXPIRATION

COHR $130.00 Put

COHR261120P00130000

Latest saved OI531Oct 23, 2026
Last change-620vs 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. 1,1515750 2026-10-02: 1,148 OI2026-10-05: 1,148 OI2026-10-06: 1,148 OI2026-10-07: 1,148 OI2026-10-08: 1,148 OI2026-10-09: 1,148 OI2026-10-13: 1,148 OI2026-10-14: 1,148 OI2026-10-15: 1,148 OI2026-10-16: 1,148 OI2026-10-21: 1,151 OI2026-10-23: 531 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, 2026Viewing531-620
Oct 21, 20261,151+3
Oct 16, 20261,1480
Oct 15, 20261,1480
Oct 14, 20261,1480
Oct 13, 20261,1480
Oct 09, 20261,1480
Oct 08, 20261,1480
Oct 07, 20261,1480
Oct 06, 20261,1480
Oct 05, 20261,1480
Oct 02, 20261,148No prior observation