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Contract OI history

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Feb 19, 2027 EXPIRATION

MCK $1000.00 Call

MCK270219C01000000

Latest saved OI233Oct 23, 2026
Last change-10vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MCK $1000.00 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. 2431210 2026-10-02: 222 OI2026-10-05: 222 OI2026-10-06: 222 OI2026-10-07: 235 OI2026-10-08: 235 OI2026-10-09: 235 OI2026-10-13: 235 OI2026-10-14: 235 OI2026-10-15: 238 OI2026-10-16: 240 OI2026-10-21: 243 OI2026-10-23: 233 OI Oct 02, 2026Oct 23, 2026

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

MCK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026233-10
Oct 21, 2026Viewing243+3
Oct 16, 2026240+2
Oct 15, 2026238+3
Oct 14, 20262350
Oct 13, 20262350
Oct 09, 20262350
Oct 08, 20262350
Oct 07, 2026235+13
Oct 06, 20262220
Oct 05, 20262220
Oct 02, 2026222No prior observation