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Contract OI history

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Mar 19, 2027 EXPIRATION

CAH $260.00 Call

CAH270319C00260000

Latest saved OI183Oct 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
CAH $260.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 183910 2026-10-02: 54 OI2026-10-05: 106 OI2026-10-06: 106 OI2026-10-07: 106 OI2026-10-08: 157 OI2026-10-09: 157 OI2026-10-13: 157 OI2026-10-14: 181 OI2026-10-15: 181 OI2026-10-16: 182 OI2026-10-21: 182 OI2026-10-23: 183 OI Oct 02, 2026Oct 23, 2026

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

CAH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing183+1
Oct 21, 20261820
Oct 16, 2026182+1
Oct 15, 20261810
Oct 14, 2026181+24
Oct 13, 20261570
Oct 09, 20261570
Oct 08, 2026157+51
Oct 07, 20261060
Oct 06, 20261060
Oct 05, 2026106+52
Oct 02, 202654No prior observation