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Contract OI history

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Jan 21, 2028 EXPIRATION

CNK $35.00 Put

CNK280121P00035000

Latest saved OI215Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CNK $35.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2151070 2026-10-02: 215 OI2026-10-05: 215 OI2026-10-06: 215 OI2026-10-07: 215 OI2026-10-08: 215 OI2026-10-09: 215 OI2026-10-13: 215 OI2026-10-14: 215 OI2026-10-16: 215 OI2026-10-20: 215 OI2026-10-23: 215 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, 2026Viewing2150
Oct 20, 20262150
Oct 16, 20262150
Oct 14, 20262150
Oct 13, 20262150
Oct 09, 20262150
Oct 08, 20262150
Oct 07, 20262150
Oct 06, 20262150
Oct 05, 20262150
Oct 02, 2026215No prior observation