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Contract OI history

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Nov 20, 2026 EXPIRATION

COST $1040.00 Call

COST261120C01040000

Latest saved OI839Oct 23, 2026
Last change+74vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1040.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8394190 2026-10-09: 383 OI2026-10-13: 428 OI2026-10-14: 428 OI2026-10-15: 459 OI2026-10-16: 586 OI2026-10-21: 765 OI2026-10-23: 839 OI Oct 09, 2026Oct 23, 2026

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

COST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing839+74
Oct 21, 2026765+179
Oct 16, 2026586+127
Oct 15, 2026459+31
Oct 14, 20264280
Oct 13, 2026428+45
Oct 09, 2026383No prior observation