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Contract OI history

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Mar 19, 2027 EXPIRATION

CNR $80.00 Put

CNR270319P00080000

Latest saved OI1,146Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CNR $80.00 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. 1,1575780 2026-10-02: 1,157 OI2026-10-05: 1,125 OI2026-10-06: 1,125 OI2026-10-07: 1,135 OI2026-10-08: 1,142 OI2026-10-09: 1,142 OI2026-10-13: 1,143 OI2026-10-14: 1,145 OI2026-10-16: 1,146 OI2026-10-20: 1,145 OI2026-10-23: 1,146 OI Oct 02, 2026Oct 23, 2026

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

CNR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,146+1
Oct 20, 20261,145-1
Oct 16, 20261,146+1
Oct 14, 20261,145+2
Oct 13, 20261,143+1
Oct 09, 20261,1420
Oct 08, 20261,142+7
Oct 07, 20261,135+10
Oct 06, 20261,1250
Oct 05, 20261,125-32
Oct 02, 20261,157No prior observation