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Contract OI history

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Jan 21, 2028 EXPIRATION

CNK $15.00 Call

CNK280121C00015000

Latest saved OI569Oct 23, 2026
Last change+65vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CNK $15.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5692840 2026-10-02: 502 OI2026-10-05: 502 OI2026-10-06: 502 OI2026-10-07: 502 OI2026-10-08: 503 OI2026-10-09: 503 OI2026-10-13: 503 OI2026-10-14: 504 OI2026-10-16: 504 OI2026-10-20: 504 OI2026-10-23: 569 OI Oct 02, 2026Oct 23, 2026

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

CNK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing569+65
Oct 20, 20265040
Oct 16, 20265040
Oct 14, 2026504+1
Oct 13, 20265030
Oct 09, 20265030
Oct 08, 2026503+1
Oct 07, 20265020
Oct 06, 20265020
Oct 05, 20265020
Oct 02, 2026502No prior observation