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Contract OI history

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Jan 15, 2027 EXPIRATION

COST $1380.00 Call

COST270115C01380000

Latest saved OI203Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
COST $1380.00 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. 2061030 2026-10-09: 206 OI2026-10-13: 202 OI2026-10-14: 202 OI2026-10-15: 203 OI2026-10-16: 203 OI2026-10-21: 203 OI2026-10-23: 203 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, 2026Viewing2030
Oct 21, 20262030
Oct 16, 20262030
Oct 15, 2026203+1
Oct 14, 20262020
Oct 13, 2026202-4
Oct 09, 2026206No prior observation