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Contract OI history

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Mar 19, 2027 EXPIRATION

CENX $50.00 Call

CENX270319C00050000

Latest saved OI127Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CENX $50.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 129640 2026-10-08: 127 OI2026-10-09: 129 OI2026-10-13: 129 OI2026-10-14: 129 OI2026-10-16: 129 OI2026-10-21: 124 OI2026-10-23: 127 OI Oct 08, 2026Oct 23, 2026

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

CENX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing127+3
Oct 21, 2026124-5
Oct 16, 20261290
Oct 14, 20261290
Oct 13, 20261290
Oct 09, 2026129+2
Oct 08, 2026127No prior observation