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Contract OI history

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Jan 21, 2028 EXPIRATION

COF $160.00 Put

COF280121P00160000

Latest saved OI535Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
COF $160.00 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. 5352670 2026-10-02: 358 OI2026-10-05: 358 OI2026-10-06: 357 OI2026-10-07: 532 OI2026-10-08: 532 OI2026-10-09: 532 OI2026-10-13: 532 OI2026-10-14: 532 OI2026-10-15: 532 OI2026-10-16: 532 OI2026-10-21: 534 OI2026-10-23: 535 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

COF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing535+1
Oct 21, 2026534+2
Oct 16, 20265320
Oct 15, 20265320
Oct 14, 20265320
Oct 13, 20265320
Oct 09, 20265320
Oct 08, 20265320
Oct 07, 2026532+175
Oct 06, 2026357-1
Oct 05, 20263580
Oct 02, 2026358No prior observation