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Contract OI history

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Nov 20, 2026 EXPIRATION

CHDN $80.00 Put

CHDN261120P00080000

Latest saved OI129Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CHDN $80.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 129640 2026-10-09: 12 OI2026-10-13: 14 OI2026-10-14: 13 OI2026-10-15: 14 OI2026-10-16: 116 OI2026-10-21: 118 OI2026-10-23: 129 OI Oct 09, 2026Oct 23, 2026

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

CHDN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing129+11
Oct 21, 2026118+2
Oct 16, 2026116+102
Oct 15, 202614+1
Oct 14, 202613-1
Oct 13, 202614+2
Oct 09, 202612No prior observation