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Contract OI history

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Jan 21, 2028 EXPIRATION

COST $1540.00 Call

COST280121C01540000

Latest saved OI913Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1540.00 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. 9204600 2026-10-09: 750 OI2026-10-13: 916 OI2026-10-14: 916 OI2026-10-15: 920 OI2026-10-16: 910 OI2026-10-21: 911 OI2026-10-23: 913 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, 2026Viewing913+2
Oct 21, 2026911+1
Oct 16, 2026910-10
Oct 15, 2026920+4
Oct 14, 20269160
Oct 13, 2026916+166
Oct 09, 2026750No prior observation